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Програмування","\u002Fcsharp\u002Fsystem-programming-windows\u002Fasync-fundamentals","01.csharp\u002F07.system-programming-windows\u002F12.async-fundamentals",{"title":344,"path":345,"stem":346},"SynchronizationContext та ConfigureAwait — Контекст Виконання","\u002Fcsharp\u002Fsystem-programming-windows\u002Fasync-context-configureawait","01.csharp\u002F07.system-programming-windows\u002F13.async-context-configureawait",{"title":348,"path":349,"stem":350},"Async — Просунуті Паттерни","\u002Fcsharp\u002Fsystem-programming-windows\u002Fasync-advanced","01.csharp\u002F07.system-programming-windows\u002F14.async-advanced",{"title":352,"path":353,"stem":354},"System.Threading.Channels — Async Producer-Consumer","\u002Fcsharp\u002Fsystem-programming-windows\u002Fchannels","01.csharp\u002F07.system-programming-windows\u002F15.channels",{"title":356,"path":357,"stem":358},"Асинхронна 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ОС","\u002Fcsharp\u002Fsystem-programming-windows\u002Fwindows-hooks-services","01.csharp\u002F07.system-programming-windows\u002F20.windows-hooks-services",{"title":376,"path":377,"stem":378},"Системне Програмування C# (Windows) — 07.system-programming-windows","\u002Fcsharp\u002Fsystem-programming-windows\u002Fimplementation_plan","01.csharp\u002F07.system-programming-windows\u002Fimplementation_plan",{"title":380,"icon":132,"path":381,"stem":382,"children":383,"page":59},"Io","\u002Fcsharp\u002Fio","01.csharp\u002F08.io",[384,388,392,396,400],{"title":385,"path":386,"stem":387},"8.1.1. Основи роботи з файловою системою","\u002Fcsharp\u002Fio\u002Ffile-system-basics","01.csharp\u002F08.io\u002F01.file-system-basics",{"title":389,"path":390,"stem":391},"8.1.2. Потоки (Streams) та Серіалізація Даних","\u002Fcsharp\u002Fio\u002Fstreams-serialization","01.csharp\u002F08.io\u002F02.streams-serialization",{"title":393,"path":394,"stem":395},"8.2.1. JSON Serialization з System.Text.Json","\u002Fcsharp\u002Fio\u002Fjson-serialization","01.csharp\u002F08.io\u002F03.json-serialization",{"title":397,"path":398,"stem":399},"8.2.2. XML Serialization та LINQ to XML","\u002Fcsharp\u002Fio\u002Fxml-serialization","01.csharp\u002F08.io\u002F04.xml-serialization",{"title":401,"path":402,"stem":403},"8.2.3. Binary Serialization: MessagePack та Protocol Buffers","\u002Fcsharp\u002Fio\u002Fbinary-serialization","01.csharp\u002F08.io\u002F05.binary-serialization",{"title":405,"icon":132,"path":406,"stem":407,"children":408,"page":59},"Ado Net","\u002Fcsharp\u002Fado-net","01.csharp\u002F09.ado-net",[409,413,417,421,425,429,433,437,441,445,449,453],{"title":410,"path":411,"stem":412},"9.1. Введення в ADO.NET","\u002Fcsharp\u002Fado-net\u002Fintroduction-to-adonet","01.csharp\u002F09.ado-net\u002F01.introduction-to-adonet",{"title":414,"path":415,"stem":416},"9.2. Клас DbConnection — з'єднання з базою даних","\u002Fcsharp\u002Fado-net\u002Fconnection","01.csharp\u002F09.ado-net\u002F02.connection",{"title":418,"path":419,"stem":420},"9.3. Клас DbCommand — виконання SQL-запитів","\u002Fcsharp\u002Fado-net\u002Fcommand-and-queries","01.csharp\u002F09.ado-net\u002F03.command-and-queries",{"title":422,"path":423,"stem":424},"9.4. Клас DbDataReader — ефективне читання даних","\u002Fcsharp\u002Fado-net\u002Fdatareader","01.csharp\u002F09.ado-net\u002F04.datareader",{"title":426,"path":427,"stem":428},"9.5. Параметризовані запити та захист від SQL Injection","\u002Fcsharp\u002Fado-net\u002Fparameters-and-sql-injection","01.csharp\u002F09.ado-net\u002F05.parameters-and-sql-injection",{"title":430,"path":431,"stem":432},"9.6. Транзакції в ADO.NET","\u002Fcsharp\u002Fado-net\u002Ftransactions","01.csharp\u002F09.ado-net\u002F06.transactions",{"title":434,"path":435,"stem":436},"9.7. DbProviderFactory — провайдер-незалежний код","\u002Fcsharp\u002Fado-net\u002Fprovider-factory","01.csharp\u002F09.ado-net\u002F07.provider-factory",{"title":438,"path":439,"stem":440},"9.8. Асинхронний доступ до даних","\u002Fcsharp\u002Fado-net\u002Fasync-data-access","01.csharp\u002F09.ado-net\u002F08.async-data-access",{"title":442,"path":443,"stem":444},"9.9. Від'єднаний режим: DataSet, DataTable, DataRow","\u002Fcsharp\u002Fado-net\u002Fdisconnected-mode-dataset","01.csharp\u002F09.ado-net\u002F09.disconnected-mode-dataset",{"title":446,"path":447,"stem":448},"9.10. DataAdapter — міст між DataSet та базою даних","\u002Fcsharp\u002Fado-net\u002Fdata-adapter","01.csharp\u002F09.ado-net\u002F10.data-adapter",{"title":450,"path":451,"stem":452},"9.11. Data Mapper та Repository: Архітектура доступу до даних","\u002Fcsharp\u002Fado-net\u002Fdata-mapper-repository","01.csharp\u002F09.ado-net\u002F11.data-mapper-repository",{"title":454,"path":455,"stem":456},"9.12. Identity Map, Unit of Work та Specification Pattern","\u002Fcsharp\u002Fado-net\u002Fadvanced-patterns","01.csharp\u002F09.ado-net\u002F12.advanced-patterns",{"title":458,"icon":255,"path":459,"stem":460,"children":461,"page":59},"Ef Core","\u002Fcsharp\u002Fef-core","01.csharp\u002F10.ef-core",[462,466,470,474,478,482,486,490,494,498,502,506,510,514,518,522,526,532,538,542,546,550,554,558,562,566,570,574,578,582,586,590,594,598,602,606,610,614,618,622,626,630,634,638,642,646],{"title":463,"path":464,"stem":465},"Що таке ORM? Від SQL до об'єктів","\u002Fcsharp\u002Fef-core\u002Fwhat-is-orm","01.csharp\u002F10.ef-core\u002F01.what-is-orm",{"title":467,"path":468,"stem":469},"Перший проєкт — від нуля до CRUD","\u002Fcsharp\u002Fef-core\u002Ffirst-project","01.csharp\u002F10.ef-core\u002F02.first-project",{"title":471,"path":472,"stem":473},"DbContext — Серце EF Core","\u002Fcsharp\u002Fef-core\u002Fdbcontext-deep-dive","01.csharp\u002F10.ef-core\u002F03.dbcontext-deep-dive",{"title":475,"path":476,"stem":477},"Провайдери баз даних — Архітектура та Вибір СУБД","\u002Fcsharp\u002Fef-core\u002Fdatabase-providers","01.csharp\u002F10.ef-core\u002F04.database-providers",{"title":479,"path":480,"stem":481},"Конвенції EF Core — Магія без конфігурації","\u002Fcsharp\u002Fef-core\u002Fconventions","01.csharp\u002F10.ef-core\u002F05.conventions",{"title":483,"path":484,"stem":485},"Fluent API та Data Annotations — Явна конфігурація моделі","\u002Fcsharp\u002Fef-core\u002Ffluent-api-vs-annotations","01.csharp\u002F10.ef-core\u002F06.fluent-api-vs-annotations",{"title":487,"path":488,"stem":489},"Зв'язки — One-to-One та One-to-Many","\u002Fcsharp\u002Fef-core\u002Frelationships-basics","01.csharp\u002F10.ef-core\u002F07.relationships-basics",{"title":491,"path":492,"stem":493},"Зв'язки Advanced — Many-to-Many та Складні Сценарії","\u002Fcsharp\u002Fef-core\u002Frelationships-advanced","01.csharp\u002F10.ef-core\u002F08.relationships-advanced",{"title":495,"path":496,"stem":497},"Властивості — Типи, Конвертери, Компаратори (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fproperty-configuration-part1","01.csharp\u002F10.ef-core\u002F09.property-configuration-part1",{"title":499,"path":500,"stem":501},"Властивості — Value Comparers, Generators, Shadow Properties (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fproperty-configuration-part2","01.csharp\u002F10.ef-core\u002F09.property-configuration-part2",{"title":503,"path":504,"stem":505},"Складні типи — Owned Types та Complex Types (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fcomplex-types-owned-part1","01.csharp\u002F10.ef-core\u002F10.complex-types-owned-part1",{"title":507,"path":508,"stem":509},"Складні типи — Complex Types, Keyless Entities, Порівняння (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fcomplex-types-owned-part2","01.csharp\u002F10.ef-core\u002F10.complex-types-owned-part2",{"title":511,"path":512,"stem":513},"JSON Columns — Складні дані у JSON (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fjson-columns-part1","01.csharp\u002F10.ef-core\u002F11.json-columns-part1",{"title":515,"path":516,"stem":517},"JSON Columns — Value Comparers, Індекси, Провайдери (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fjson-columns-part2","01.csharp\u002F10.ef-core\u002F11.json-columns-part2",{"title":519,"path":520,"stem":521},"Успадкування — Абстрактні класи та TPH (Частина 1)","\u002Fcsharp\u002Fef-core\u002Finheritance-part1","01.csharp\u002F10.ef-core\u002F12.inheritance-part1",{"title":523,"path":524,"stem":525},"Успадкування — TPT, TPC та Порівняння Стратегій (Частина 2)","\u002Fcsharp\u002Fef-core\u002Finheritance-part2","01.csharp\u002F10.ef-core\u002F12.inheritance-part2",{"title":527,"path":528,"stem":529,"children":530},"Індекси, Обмеження та Схема (Частина 1)","\u002Fcsharp\u002Fef-core\u002Findexes-constraints-part1","01.csharp\u002F10.ef-core\u002F13.indexes-constraints-part1",[531],{"title":527,"path":528,"stem":529},{"title":533,"path":534,"stem":535,"children":536},"Індекси, Обмеження та Схема (Частина 2)","\u002Fcsharp\u002Fef-core\u002Findexes-constraints-part2","01.csharp\u002F10.ef-core\u002F13.indexes-constraints-part2",[537],{"title":533,"path":534,"stem":535},{"title":539,"path":540,"stem":541},"Seed Data — Початкові Дані (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fseeding-part1","01.csharp\u002F10.ef-core\u002F14.seeding-part1",{"title":543,"path":544,"stem":545},"Seed Data — SQL-скрипти, Bogus та Стратегії (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fseeding-part2","01.csharp\u002F10.ef-core\u002F14.seeding-part2",{"title":547,"path":548,"stem":549},"Global Query Filters — Глобальні Фільтри (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fglobal-query-filters-part1","01.csharp\u002F10.ef-core\u002F15.global-query-filters-part1",{"title":551,"path":552,"stem":553},"Global Query Filters — Підводні камені та Інтеграція (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fglobal-query-filters-part2","01.csharp\u002F10.ef-core\u002F15.global-query-filters-part2",{"title":555,"path":556,"stem":557},"LINQ-запити в EF Core (Частина 1)","\u002Fcsharp\u002Fef-core\u002Flinq-queries-part1","01.csharp\u002F10.ef-core\u002F16.linq-queries-part1",{"title":559,"path":560,"stem":561},"LINQ-запити в EF Core (Частина 2)","\u002Fcsharp\u002Fef-core\u002Flinq-queries-part2","01.csharp\u002F10.ef-core\u002F16.linq-queries-part2",{"title":563,"path":564,"stem":565},"Завантаження Пов'язаних Даних (Частина 1)","\u002Fcsharp\u002Fef-core\u002Floading-related-data-part1","01.csharp\u002F10.ef-core\u002F17.loading-related-data-part1",{"title":567,"path":568,"stem":569},"Завантаження Пов'язаних Даних (Частина 2)","\u002Fcsharp\u002Fef-core\u002Floading-related-data-part2","01.csharp\u002F10.ef-core\u002F17.loading-related-data-part2",{"title":571,"path":572,"stem":573},"Raw SQL, Views та Stored Procedures (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fraw-sql-part1","01.csharp\u002F10.ef-core\u002F18.raw-sql-part1",{"title":575,"path":576,"stem":577},"Raw SQL — Stored Procedures, DbFunction та Bulk Operations (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fraw-sql-part2","01.csharp\u002F10.ef-core\u002F18.raw-sql-part2",{"title":579,"path":580,"stem":581},"Продвинуті Запити — Compiled Queries, Bulk та Оптимізація (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fadvanced-queries-part1","01.csharp\u002F10.ef-core\u002F19.advanced-queries-part1",{"title":583,"path":584,"stem":585},"Продвинуті Запити — Query Tags, Bulk та Interceptors (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fadvanced-queries-part2","01.csharp\u002F10.ef-core\u002F19.advanced-queries-part2",{"title":587,"path":588,"stem":589},"Change Tracker — Відстеження Змін (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fchange-tracking-part1","01.csharp\u002F10.ef-core\u002F20.change-tracking-part1",{"title":591,"path":592,"stem":593},"Change Tracker — Графи Об'єктів та Disconnected (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fchange-tracking-part2","01.csharp\u002F10.ef-core\u002F20.change-tracking-part2",{"title":595,"path":596,"stem":597},"Збереження Даних та Транзакції (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fsaving-data-part1","01.csharp\u002F10.ef-core\u002F21.saving-data-part1",{"title":599,"path":600,"stem":601},"Збереження Даних — Concurrency та Outbox (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fsaving-data-part2","01.csharp\u002F10.ef-core\u002F21.saving-data-part2",{"title":603,"path":604,"stem":605},"Конкурентність та Блокування (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fconcurrency-part1","01.csharp\u002F10.ef-core\u002F22.concurrency-part1",{"title":607,"path":608,"stem":609},"Конкурентність — Дедлоки та Queue Processing (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fconcurrency-part2","01.csharp\u002F10.ef-core\u002F22.concurrency-part2",{"title":611,"path":612,"stem":613},"Міграції в EF Core — Основи (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fmigrations-basics-part1","01.csharp\u002F10.ef-core\u002F23.migrations-basics-part1",{"title":615,"path":616,"stem":617},"Міграції в EF Core — Основи (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fmigrations-basics-part2","01.csharp\u002F10.ef-core\u002F23.migrations-basics-part2",{"title":619,"path":620,"stem":621},"Міграції — Просунуті Сценарії (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fmigrations-advanced-part1","01.csharp\u002F10.ef-core\u002F24.migrations-advanced-part1",{"title":623,"path":624,"stem":625},"Міграції — Просунуті Сценарії (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fmigrations-advanced-part2","01.csharp\u002F10.ef-core\u002F24.migrations-advanced-part2",{"title":627,"path":628,"stem":629},"Управління Схемою та Database-First (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fschema-management-part1","01.csharp\u002F10.ef-core\u002F25.schema-management-part1",{"title":631,"path":632,"stem":633},"Управління Схемою та Database-First (Частина 2)","\u002Fcsharp\u002Fef-core\u002Fschema-management-part2","01.csharp\u002F10.ef-core\u002F25.schema-management-part2",{"title":635,"path":636,"stem":637},"Продуктивність EF Core — Основи (Частина 1)","\u002Fcsharp\u002Fef-core\u002Fperformance-fundamentals-part1","01.csharp\u002F10.ef-core\u002F26.performance-fundamentals-part1",{"title":639,"path":640,"stem":641},"Interceptors в EF Core (Частина 1)","\u002Fcsharp\u002Fef-core\u002Finterceptors-part1","01.csharp\u002F10.ef-core\u002F29.interceptors-part1",{"title":643,"path":644,"stem":645},"Interceptors в EF Core — Connection, Transaction та Materialization (Частина 2)","\u002Fcsharp\u002Fef-core\u002Finterceptors-part2","01.csharp\u002F10.ef-core\u002F29.interceptors-part2",{"title":647,"path":648,"stem":649},"План вивчення Entity Framework Core — Повний курс","\u002Fcsharp\u002Fef-core\u002Fimplementation_plan","01.csharp\u002F10.ef-core\u002Fimplementation_plan",{"title":651,"icon":652,"path":653,"stem":654,"children":655,"page":59},"ASP.NET","i-devicon-dotnetcore","\u002Fcsharp\u002Faspnet","01.csharp\u002F11.aspnet",[656,730,791,869,927,941,967,1057,1111,1182,1212,1289,1346],{"title":657,"icon":658,"path":659,"stem":660,"children":661,"page":59},"Minimal API","i-lucide-network","\u002Fcsharp\u002Faspnet\u002Fminimal-api","01.csharp\u002F11.aspnet\u002F01.minimal-api",[662,666,670,674,678,682,686,690,694,698,702,706,710,714,718,722,726],{"title":663,"path":664,"stem":665},"Вступ до ASP.NET та еволюція фреймворку","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fintroduction","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F01.introduction",{"title":667,"path":668,"stem":669},"Перший додаток на ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Ffirst-application","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F02.first-application",{"title":671,"path":672,"stem":673},"WebApplication, Builder та Dependency Injection","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fwebapplication-builder","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F03.webapplication-builder",{"title":675,"path":676,"stem":677},"Конвеєр запитів та Middleware","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Frequest-pipeline-middleware","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F04.request-pipeline-middleware",{"title":679,"path":680,"stem":681},"Маршрутизація в ASP.NET Core: Основи","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Frouting-basics","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F05.routing-basics",{"title":683,"path":684,"stem":685},"Маршрутизація в ASP.NET Core: Розширені можливості","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Frouting-advanced","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F06.routing-advanced",{"title":687,"path":688,"stem":689},"Статичні файли в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fstatic-files","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F07.static-files",{"title":691,"path":692,"stem":693},"Статичні Активи: MapStaticAssets (ASP.NET Core 9.0)","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fstatic-assets","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F08.static-assets",{"title":695,"path":696,"stem":697},"Конфігурація в ASP.NET Core: Основи","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fconfiguration-fundamentals","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F09.configuration-fundamentals",{"title":699,"path":700,"stem":701},"Конфігурація: Паттерн Options","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fconfiguration-options","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F10.configuration-options",{"title":703,"path":704,"stem":705},"Логування в ASP.NET Core: Основи","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Flogging-basics","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F11.logging-basics",{"title":707,"path":708,"stem":709},"Логування: Serilog та Middleware","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Flogging-advanced","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F12.logging-advanced",{"title":711,"path":712,"stem":713},"Управління станом: HttpContext.Items та Cookies","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fstate-management","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F13.state-management",{"title":715,"path":716,"stem":717},"Стан сесії: Sessions","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fsession-state","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F14.session-state",{"title":719,"path":720,"stem":721},"Структура проєкту: від хаосу до архітектури","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fproject-structure","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F15.project-structure",{"title":723,"path":724,"stem":725},"Scalar у Minimal API: повний проєкт і Fluent OpenAPI","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fscalar-openapi-fluent","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F16.scalar-openapi-fluent",{"title":727,"path":728,"stem":729},"Swagger \u002F Swashbuckle у Minimal API: окремий класичний шлях","\u002Fcsharp\u002Faspnet\u002Fminimal-api\u002Fswagger-swashbuckle","01.csharp\u002F11.aspnet\u002F01.minimal-api\u002F17.swagger-swashbuckle",{"title":731,"icon":658,"path":732,"stem":733,"children":734,"page":59},"API","\u002Fcsharp\u002Faspnet\u002Fapi","01.csharp\u002F11.aspnet\u002F02.api",[735,739,743,747,751,755,759,763,767,771,775,779,783,787],{"title":736,"path":737,"stem":738},"Що таке API. Клієнт-серверна архітектура","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fwhat-is-api","01.csharp\u002F11.aspnet\u002F02.api\u002F01.what-is-api",{"title":740,"path":741,"stem":742},"Формати даних: JSON, XML, TOML та бінарні формати","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fdata-formats","01.csharp\u002F11.aspnet\u002F02.api\u002F02.data-formats",{"title":744,"path":745,"stem":746},"Парадигми API та концепція REST","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fapi-paradigms-rest","01.csharp\u002F11.aspnet\u002F02.api\u002F03.api-paradigms-rest",{"title":748,"path":749,"stem":750},"HTTP-методи, статус-коди та заголовки","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fhttp-methods-status-codes","01.csharp\u002F11.aspnet\u002F02.api\u002F04.http-methods-status-codes",{"title":752,"path":753,"stem":754},"Організація HTTP API за принципами REST","\u002Fcsharp\u002Faspnet\u002Fapi\u002Frest-organizing","01.csharp\u002F11.aspnet\u002F02.api\u002F05.rest-organizing",{"title":756,"path":757,"stem":758},"Номенклатура URL та CRUD-операції","\u002Fcsharp\u002Faspnet\u002Fapi\u002Furl-nomenclature-crud","01.csharp\u002F11.aspnet\u002F02.api\u002F06.url-nomenclature-crud",{"title":760,"path":761,"stem":762},"Правила дизайну: іменування та стандарти","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fapi-design-naming","01.csharp\u002F11.aspnet\u002F02.api\u002F07.api-design-naming",{"title":764,"path":765,"stem":766},"Валідація, ліміти та обробка помилок","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fapi-design-validation","01.csharp\u002F11.aspnet\u002F02.api\u002F08.api-design-validation",{"title":768,"path":769,"stem":770},"Обробка помилок у Minimal API","\u002Fcsharp\u002Faspnet\u002Fapi\u002Ferror-handling-http","01.csharp\u002F11.aspnet\u002F02.api\u002F09.error-handling-http",{"title":772,"path":773,"stem":774},"Ідемпотентність та синхронізація стану","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fidempotency-sync","01.csharp\u002F11.aspnet\u002F02.api\u002F10.idempotency-sync",{"title":776,"path":777,"stem":778},"Пагінація та організація списків","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fpagination-lists","01.csharp\u002F11.aspnet\u002F02.api\u002F11.pagination-lists",{"title":780,"path":781,"stem":782},"Безпека API, кешування та інтернаціоналізація","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fsecurity-auth","01.csharp\u002F11.aspnet\u002F02.api\u002F12.security-auth",{"title":784,"path":785,"stem":786},"Процес проєктування API та документування","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fapi-design-process","01.csharp\u002F11.aspnet\u002F02.api\u002F13.api-design-process",{"title":788,"path":789,"stem":790},"OpenAPI: контракт, специфікація та документація API","\u002Fcsharp\u002Faspnet\u002Fapi\u002Fopenapi","01.csharp\u002F11.aspnet\u002F02.api\u002F14.openapi",{"title":792,"icon":793,"path":794,"stem":795,"children":796,"page":59},"Auth","i-lucide-shield-check","\u002Fcsharp\u002Faspnet\u002Fauth","01.csharp\u002F11.aspnet\u002F03.auth",[797,801,805,809,813,817,821,825,829,833,837,841,845,849,853,857,861,865],{"title":798,"path":799,"stem":800},"Основи аутентифікації та авторизації","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fauth-fundamentals","01.csharp\u002F11.aspnet\u002F03.auth\u002F01.auth-fundamentals",{"title":802,"path":803,"stem":804},"JWT-аутентифікація","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fjwt-authentication","01.csharp\u002F11.aspnet\u002F03.auth\u002F02.jwt-authentication",{"title":806,"path":807,"stem":808},"Авторизація: ролі, політики та resource-based доступ","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fauthorization-policies","01.csharp\u002F11.aspnet\u002F03.auth\u002F03.authorization-policies",{"title":810,"path":811,"stem":812},"Cookie-аутентифікація та ASP.NET Core Identity","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fcookie-auth-identity","01.csharp\u002F11.aspnet\u002F03.auth\u002F04.cookie-auth-identity",{"title":814,"path":815,"stem":816},"JWT + Refresh Tokens (HttpOnly Cookie)","\u002Fcsharp\u002Faspnet\u002Fauth\u002F04b.identity-auth-jwt","01.csharp\u002F11.aspnet\u002F03.auth\u002F04b.identity-auth-jwt",{"title":818,"path":819,"stem":820},"Identity: Підтвердження Email та Скидання Пароля","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fidentity-email-confirmation","01.csharp\u002F11.aspnet\u002F03.auth\u002F05.identity-email-confirmation",{"title":822,"path":823,"stem":824},"Identity: Двофакторна Аутентифікація (2FA)","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fidentity-two-factor","01.csharp\u002F11.aspnet\u002F03.auth\u002F06.identity-two-factor",{"title":826,"path":827,"stem":828},"Identity: Внутрішня Архітектура та Кастомізація","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fidentity-internals","01.csharp\u002F11.aspnet\u002F03.auth\u002F07.identity-internals",{"title":830,"path":831,"stem":832},"OAuth 2.0 та зовнішні провайдери","\u002Fcsharp\u002Faspnet\u002Fauth\u002Foauth-external-providers","01.csharp\u002F11.aspnet\u002F03.auth\u002F08.oauth-external-providers",{"title":834,"path":835,"stem":836},"Безпека на практиці: CORS, HTTPS та захист від атак","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fsecurity-hardening","01.csharp\u002F11.aspnet\u002F03.auth\u002F09.security-hardening",{"title":838,"path":839,"stem":840},"Теорія OAuth 2.0: Поняття, Аналогії та Флоу","\u002Fcsharp\u002Faspnet\u002Fauth\u002Foauth-theory","01.csharp\u002F11.aspnet\u002F03.auth\u002F10.oauth-theory",{"title":842,"path":843,"stem":844},"OIDC, OAuth 2.0 та Keycloak в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Foidc-keycloak","01.csharp\u002F11.aspnet\u002F03.auth\u002F10.oidc-keycloak",{"title":846,"path":847,"stem":848},"API Keys аутентифікація в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fapi-keys","01.csharp\u002F11.aspnet\u002F03.auth\u002F11.api-keys",{"title":850,"path":851,"stem":852},"Rate Limiting та Throttling в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Frate-limiting","01.csharp\u002F11.aspnet\u002F03.auth\u002F12.rate-limiting",{"title":854,"path":855,"stem":856},"Refresh Token Rotation в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Frefresh-token-rotation","01.csharp\u002F11.aspnet\u002F03.auth\u002F13.refresh-token-rotation",{"title":858,"path":859,"stem":860},"Certificate Authentication та mTLS в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fcertificate-auth","01.csharp\u002F11.aspnet\u002F03.auth\u002F14.certificate-auth",{"title":862,"path":863,"stem":864},"RBAC, ABAC та ReBAC в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Frbac-abac-rebac","01.csharp\u002F11.aspnet\u002F03.auth\u002F15.rbac-abac-rebac",{"title":866,"path":867,"stem":868},"Multi-tenancy та ізоляція даних в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fauth\u002Fmulti-tenancy","01.csharp\u002F11.aspnet\u002F03.auth\u002F16.multi-tenancy",{"title":870,"icon":871,"path":872,"stem":873,"children":874,"page":59},"Нотифікації","i-lucide-bell","\u002Fcsharp\u002Faspnet\u002Fnotifications","01.csharp\u002F11.aspnet\u002F04.notifications",[875,879,883,887,891,895,899,903,907,911,915,919,923],{"title":876,"path":877,"stem":878},"In-App нотифікації через базу даних","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fin-app-database-notifications","01.csharp\u002F11.aspnet\u002F04.notifications\u002F01.in-app-database-notifications",{"title":880,"path":881,"stem":882},"Polling: Регулярний запит оновлень","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fpolling","01.csharp\u002F11.aspnet\u002F04.notifications\u002F02.polling",{"title":884,"path":885,"stem":886},"Server-Sent Events: Однострімовий push від сервера","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fserver-sent-events","01.csharp\u002F11.aspnet\u002F04.notifications\u002F03.server-sent-events",{"title":888,"path":889,"stem":890},"WebSockets: Двостороннє з'єднання в реальному часі","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fwebsockets","01.csharp\u002F11.aspnet\u002F04.notifications\u002F04.websockets",{"title":892,"path":893,"stem":894},"SignalR: Абстракція над транспортами реального часу","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fsignalr","01.csharp\u002F11.aspnet\u002F04.notifications\u002F05.signalr",{"title":896,"path":897,"stem":898},"Background Services: Фонові задачі в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fbackground-services","01.csharp\u002F11.aspnet\u002F04.notifications\u002F06.background-services",{"title":900,"path":901,"stem":902},"Web Push нотифікації","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fweb-push","01.csharp\u002F11.aspnet\u002F04.notifications\u002F07.web-push",{"title":904,"path":905,"stem":906},"Email нотифікації","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Femail-notifications","01.csharp\u002F11.aspnet\u002F04.notifications\u002F08.email-notifications",{"title":908,"path":909,"stem":910},"Порівняння підходів: Як вибрати правильну технологію нотифікацій","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fchoosing-the-right-approach","01.csharp\u002F11.aspnet\u002F04.notifications\u002F09.choosing-the-right-approach",{"title":912,"path":913,"stem":914},"Hangfire: Надійне планування фонових задач","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fhangfire","01.csharp\u002F11.aspnet\u002F04.notifications\u002F10.hangfire",{"title":916,"path":917,"stem":918},"Практика: Конвертація зображень у WebP через Hangfire","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fhangfire-image-webp","01.csharp\u002F11.aspnet\u002F04.notifications\u002F11.hangfire-image-webp",{"title":920,"path":921,"stem":922},"Практика: Підготовка відео до HLS-стрімінгу через Hangfire","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Fhangfire-video-hls","01.csharp\u002F11.aspnet\u002F04.notifications\u002F12.hangfire-video-hls",{"title":924,"path":925,"stem":926},"Telegram-нотифікації: від одного повідомлення до масових розсилок і мульти-канального підходу","\u002Fcsharp\u002Faspnet\u002Fnotifications\u002Ftelegram-notifications","01.csharp\u002F11.aspnet\u002F04.notifications\u002F13.telegram-notifications",{"title":928,"icon":929,"path":930,"stem":931,"children":932,"page":59},"Інтернаціоналізація","i-lucide-languages","\u002Fcsharp\u002Faspnet\u002Fi18n","01.csharp\u002F11.aspnet\u002F05.i18n",[933,937],{"title":934,"path":935,"stem":936},"Інтернаціоналізація (i18n) у Minimal API: від A до Я","\u002Fcsharp\u002Faspnet\u002Fi18n\u002Finternationalization","01.csharp\u002F11.aspnet\u002F05.i18n\u002F01.internationalization",{"title":938,"path":939,"stem":940},"Humanizer: людиномовні рядки у .NET","\u002Fcsharp\u002Faspnet\u002Fi18n\u002Fhumanizer","01.csharp\u002F11.aspnet\u002F05.i18n\u002F02.humanizer",{"title":942,"icon":943,"path":944,"stem":945,"children":946,"page":59},"Кешування","i-lucide-layers","\u002Fcsharp\u002Faspnet\u002Fcaching","01.csharp\u002F11.aspnet\u002F06.caching",[947,951,955,959,963],{"title":948,"path":949,"stem":950},"Огляд кешування: чотири рівні і коли що обирати","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Fcaching","01.csharp\u002F11.aspnet\u002F06.caching\u002F01.caching",{"title":952,"path":953,"stem":954},"IMemoryCache: кеш в оперативній пам'яті","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Fmemory-cache","01.csharp\u002F11.aspnet\u002F06.caching\u002F02.memory-cache",{"title":956,"path":957,"stem":958},"IDistributedCache і Redis: розподілений кеш","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Fdistributed-cache","01.csharp\u002F11.aspnet\u002F06.caching\u002F03.distributed-cache",{"title":960,"path":961,"stem":962},"Response Cache: HTTP-кешування через Cache-Control","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Fresponse-cache","01.csharp\u002F11.aspnet\u002F06.caching\u002F04.response-cache",{"title":964,"path":965,"stem":966},"Output Cache: серверний кеш HTTP-відповідей (.NET 7+)","\u002Fcsharp\u002Faspnet\u002Fcaching\u002Foutput-cache","01.csharp\u002F11.aspnet\u002F06.caching\u002F05.output-cache",{"title":968,"icon":969,"path":970,"stem":971,"children":972,"page":59},"Тестування","i-lucide-test-tube","\u002Fcsharp\u002Faspnet\u002Ftesting","01.csharp\u002F11.aspnet\u002F07.testing",[973,977,981,985,989,993,997,1001,1005,1009,1013,1017,1021,1025,1029,1033,1037,1041,1045,1049,1053],{"title":974,"path":975,"stem":976},"Що таке тестування? Від інтуїції до науки","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fwhat-is-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F01.what-is-testing",{"title":978,"path":979,"stem":980},"Піраміда тестування — Стратегія, а не Догма","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftesting-pyramid","01.csharp\u002F11.aspnet\u002F07.testing\u002F02.testing-pyramid",{"title":982,"path":983,"stem":984},"Дві Школи Тестування — Лондон проти Детройту","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftesting-schools","01.csharp\u002F11.aspnet\u002F07.testing\u002F03.testing-schools",{"title":986,"path":987,"stem":988},"TDD та BDD — Тести як Дизайн-інструмент","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftdd-and-bdd","01.csharp\u002F11.aspnet\u002F07.testing\u002F04.tdd-and-bdd",{"title":990,"path":991,"stem":992},"Що саме тестувати — Техніки аналізу та Циклomatична складність","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fwhat-to-test","01.csharp\u002F11.aspnet\u002F07.testing\u002F05.what-to-test",{"title":994,"path":995,"stem":996},"Тестові Фреймворки — Навіщо вони і що всередині","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftest-frameworks","01.csharp\u002F11.aspnet\u002F07.testing\u002F06.test-frameworks",{"title":998,"path":999,"stem":1000},"xUnit — Факти, Теорії та Lifecycle тестів","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fxunit-basics","01.csharp\u002F11.aspnet\u002F07.testing\u002F07.xunit-basics",{"title":1002,"path":1003,"stem":1004},"xUnit Advanced — Fixtures, Кастомізація та Розширення","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fxunit-advanced","01.csharp\u002F11.aspnet\u002F07.testing\u002F08.xunit-advanced",{"title":1006,"path":1007,"stem":1008},"Moq — Глибоке занурення в мокування","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fmocking-with-moq","01.csharp\u002F11.aspnet\u002F07.testing\u002F09.mocking-with-moq",{"title":1010,"path":1011,"stem":1012},"Тестування Баз Даних — EF Core, SQLite та Testcontainers","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fdatabase-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F10.database-testing",{"title":1014,"path":1015,"stem":1016},"Integration Testing — Частина 1 [Теорія та WebApplicationFactory]","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fintegration-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F11.integration-testing",{"title":1018,"path":1019,"stem":1020},"Інтеграційне тестування — Практика","\u002Fcsharp\u002Faspnet\u002Ftesting\u002F11a.integration-testing-practice","01.csharp\u002F11.aspnet\u002F07.testing\u002F11a.integration-testing-practice",{"title":1022,"path":1023,"stem":1024},"Integration Testing — Частина 2 [Просунуті Сценарії та Testcontainers]","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fintegration-testing-advanced","01.csharp\u002F11.aspnet\u002F07.testing\u002F12.integration-testing-advanced",{"title":1026,"path":1027,"stem":1028},"Професійний Postman: Колекції, Змінні та GitHub Інтеграція","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fpostman-professional","01.csharp\u002F11.aspnet\u002F07.testing\u002F13.postman-professional",{"title":1030,"path":1031,"stem":1032},"HttpClient у Тестах Частина 1: Архітектура та MockHttpMessageHandler","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fhttpclient-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F14.httpclient-testing",{"title":1034,"path":1035,"stem":1036},"HttpClient у Тестах Частина 2: WireMock.Net та Resilience","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fwiremock-net","01.csharp\u002F11.aspnet\u002F07.testing\u002F15.wiremock-net",{"title":1038,"path":1039,"stem":1040},"Патерни та Анти-патерни Тестування: Test Smells","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Ftesting-patterns","01.csharp\u002F11.aspnet\u002F07.testing\u002F16.testing-patterns",{"title":1042,"path":1043,"stem":1044},"Просунуті інструменти: Time, Snapshots та Властивості","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fadvanced-testing-tools","01.csharp\u002F11.aspnet\u002F07.testing\u002F17.advanced-testing-tools",{"title":1046,"path":1047,"stem":1048},"Тестування Архітектури з NetArchTest","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Farchitecture-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F18.architecture-testing",{"title":1050,"path":1051,"stem":1052},"Тестування Продуктивності: BenchmarkDotNet, NBomber та k6","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fperformance-testing","01.csharp\u002F11.aspnet\u002F07.testing\u002F19.performance-testing",{"title":1054,"path":1055,"stem":1056},"Залишок плану для курсу \"Тестування ASP.NET Minimal API\"","\u002Fcsharp\u002Faspnet\u002Ftesting\u002Fremaining_plan","01.csharp\u002F11.aspnet\u002F07.testing\u002Fremaining_plan",{"title":1058,"icon":1059,"path":1060,"stem":1061,"children":1062,"page":59},"Платежі","i-lucide-credit-card","\u002Fcsharp\u002Faspnet\u002Fpayments","01.csharp\u002F11.aspnet\u002F08.payments",[1063,1067,1071,1075,1079,1083,1087,1091,1095,1099,1103,1107],{"title":1064,"path":1065,"stem":1066},"Основи платіжної інфраструктури","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fpayment-fundamentals","01.csharp\u002F11.aspnet\u002F08.payments\u002F01.payment-fundamentals",{"title":1068,"path":1069,"stem":1070},"Методи оплати в Україні","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fpayment-methods-ukraine","01.csharp\u002F11.aspnet\u002F08.payments\u002F02.payment-methods-ukraine",{"title":1072,"path":1073,"stem":1074},"PCI DSS та безпека платежів","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fpci-dss-security","01.csharp\u002F11.aspnet\u002F08.payments\u002F03.pci-dss-security",{"title":1076,"path":1077,"stem":1078},"Архітектура платіжної підсистеми","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fpayment-architecture","01.csharp\u002F11.aspnet\u002F08.payments\u002F04.payment-architecture",{"title":1080,"path":1081,"stem":1082},"Інтеграція LiqPay (ПриватБанк)","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fliqpay-integration","01.csharp\u002F11.aspnet\u002F08.payments\u002F05.liqpay-integration",{"title":1084,"path":1085,"stem":1086},"Інтеграція Monobank Acquiring API","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fmonobank-acquiring","01.csharp\u002F11.aspnet\u002F08.payments\u002F06.monobank-acquiring",{"title":1088,"path":1089,"stem":1090},"Інтеграція Stripe","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fstripe-integration","01.csharp\u002F11.aspnet\u002F08.payments\u002F07.stripe-integration",{"title":1092,"path":1093,"stem":1094},"Webhooks — глибоке занурення","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fwebhooks-deep-dive","01.csharp\u002F11.aspnet\u002F08.payments\u002F08.webhooks-deep-dive",{"title":1096,"path":1097,"stem":1098},"Підписки та рекурентні платежі","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fsubscriptions-recurring","01.csharp\u002F11.aspnet\u002F08.payments\u002F09.subscriptions-recurring",{"title":1100,"path":1101,"stem":1102},"Повернення коштів та диспути","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Frefunds-disputes","01.csharp\u002F11.aspnet\u002F08.payments\u002F10.refunds-disputes",{"title":1104,"path":1105,"stem":1106},"Тестування платіжних інтеграцій","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Ftesting-payments","01.csharp\u002F11.aspnet\u002F08.payments\u002F11.testing-payments",{"title":1108,"path":1109,"stem":1110},"Чекліст виходу в Production","\u002Fcsharp\u002Faspnet\u002Fpayments\u002Fproduction-checklist","01.csharp\u002F11.aspnet\u002F08.payments\u002F12.production-checklist",{"title":1112,"icon":1113,"items":1114,"path":1127,"stem":1128,"children":1129,"page":59},"Популярні бібліотеки","lucide:box",[1115,1116,1117,1118,1119,1120,1121,1122,1123,1124,1125,1126],"01.fluent-validation","02.mapster","03.erroror-result-pattern","04.serilog","05.mediatr","06.polly","07.health-checks","08.feature-management","09.fluent-email","10.quest-pdf","11.bogus","12.humanizer-guard","\u002Fcsharp\u002Faspnet\u002Flibraries","01.csharp\u002F11.aspnet\u002F09.libraries",[1130,1134,1138,1142,1146,1150,1154,1158,1162,1166,1170,1174,1178],{"title":1131,"path":1132,"stem":1133},"Валідація з FluentValidation в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Ffluent-validation","01.csharp\u002F11.aspnet\u002F09.libraries\u002F01.fluent-validation",{"title":1135,"path":1136,"stem":1137},"Маппінг об","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fmapster","01.csharp\u002F11.aspnet\u002F09.libraries\u002F02.mapster",{"title":1139,"path":1140,"stem":1141},"Обробка помилок з ErrorOr та Result Pattern в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Ferroror-result-pattern","01.csharp\u002F11.aspnet\u002F09.libraries\u002F03.erroror-result-pattern",{"title":1143,"path":1144,"stem":1145},"Структуроване логування з Serilog в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fserilog","01.csharp\u002F11.aspnet\u002F09.libraries\u002F04.serilog",{"title":1147,"path":1148,"stem":1149},"CQRS та Mediator з MediatR в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fmediatr","01.csharp\u002F11.aspnet\u002F09.libraries\u002F05.mediatr",{"title":1151,"path":1152,"stem":1153},"Відмовостійкість з Polly в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fpolly","01.csharp\u002F11.aspnet\u002F09.libraries\u002F06.polly",{"title":1155,"path":1156,"stem":1157},"Health Checks в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fhealth-checks","01.csharp\u002F11.aspnet\u002F09.libraries\u002F07.health-checks",{"title":1159,"path":1160,"stem":1161},"Feature Management та Feature Flags в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Ffeature-management","01.csharp\u002F11.aspnet\u002F09.libraries\u002F08.feature-management",{"title":1163,"path":1164,"stem":1165},"Відправка Email з FluentEmail в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Ffluent-email","01.csharp\u002F11.aspnet\u002F09.libraries\u002F09.fluent-email",{"title":1167,"path":1168,"stem":1169},"Генерація PDF з QuestPDF в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fquest-pdf","01.csharp\u002F11.aspnet\u002F09.libraries\u002F10.quest-pdf",{"title":1171,"path":1172,"stem":1173},"Генерація тестових даних з Bogus в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fbogus","01.csharp\u002F11.aspnet\u002F09.libraries\u002F11.bogus",{"title":1175,"path":1176,"stem":1177},"Humanizer та Guard Clauses в ASP.NET Core","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fhumanizer-guard","01.csharp\u002F11.aspnet\u002F09.libraries\u002F12.humanizer-guard",{"title":1179,"path":1180,"stem":1181},"План модуля 10.libraries — Популярні бібліотеки ASP.NET","\u002Fcsharp\u002Faspnet\u002Flibraries\u002Fplan","01.csharp\u002F11.aspnet\u002F09.libraries\u002Fplan",{"title":1183,"icon":1184,"path":1185,"stem":1186,"children":1187,"page":59},"Razor Pages","i-lucide-layout-template","\u002Fcsharp\u002Faspnet\u002Frazor-pages","01.csharp\u002F11.aspnet\u002F10.razor-pages",[1188,1192,1196,1200,1204,1208],{"title":1189,"path":1190,"stem":1191},"Від Minimal API до Razor Pages: концептуальний перехід","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Ffrom-minimal-api","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F01.from-minimal-api",{"title":1193,"path":1194,"stem":1195},"PageModel: логіка сторінки Razor Pages","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Fpage-model","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F02.page-model",{"title":1197,"path":1198,"stem":1199},"Razor синтаксис: шаблонізатор у .cshtml","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Frazor-syntax","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F03.razor-syntax",{"title":1201,"path":1202,"stem":1203},"Tag Helpers: типізований HTML","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Ftag-helpers","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F04.tag-helpers",{"title":1205,"path":1206,"stem":1207},"Форми і валідація: повний цикл обробки даних","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Fforms-validation","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F05.forms-validation",{"title":1209,"path":1210,"stem":1211},"Практичний проєкт: TaskManager на Razor Pages","\u002Fcsharp\u002Faspnet\u002Frazor-pages\u002Fproject-task-manager","01.csharp\u002F11.aspnet\u002F10.razor-pages\u002F06.project-task-manager",{"title":1213,"path":1214,"stem":1215,"children":1216,"page":59},"ASP.NET Core MVC","\u002Fcsharp\u002Faspnet\u002Fmvc","01.csharp\u002F11.aspnet\u002F11.mvc",[1217,1221,1225,1229,1233,1237,1241,1245,1249,1253,1257,1261,1265,1269,1273,1277,1281,1285],{"title":1218,"path":1219,"stem":1220},"Патерн MVC: архітектура, що змінила веб","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fmvc-pattern","01.csharp\u002F11.aspnet\u002F11.mvc\u002F01.mvc-pattern",{"title":1222,"path":1223,"stem":1224},"Від Razor Pages до MVC: концептуальний перехід","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Ffrom-razor-pages","01.csharp\u002F11.aspnet\u002F11.mvc\u002F02.from-razor-pages",{"title":1226,"path":1227,"stem":1228},"Controllers та Actions: серце MVC","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fcontrollers-actions","01.csharp\u002F11.aspnet\u002F11.mvc\u002F03.controllers-actions",{"title":1230,"path":1231,"stem":1232},"Маршрутизація в MVC: Convention vs Attribute Routing","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Frouting-mvc","01.csharp\u002F11.aspnet\u002F11.mvc\u002F04.routing-mvc",{"title":1234,"path":1235,"stem":1236},"Model Binding: від HTTP до C#","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fmodel-binding","01.csharp\u002F11.aspnet\u002F11.mvc\u002F05.model-binding",{"title":1238,"path":1239,"stem":1240},"Views, ViewData, ViewBag, TempData і ViewModel","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fviews-viewdata-tempdata","01.csharp\u002F11.aspnet\u002F11.mvc\u002F06.views-viewdata-tempdata",{"title":1242,"path":1243,"stem":1244},"Filters: аспектно-орієнтоване програмування в MVC","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Ffilters","01.csharp\u002F11.aspnet\u002F11.mvc\u002F07.filters",{"title":1246,"path":1247,"stem":1248},"Areas: структурування великих застосунків","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fareas","01.csharp\u002F11.aspnet\u002F11.mvc\u002F08.areas",{"title":1250,"path":1251,"stem":1252},"View Components: повторювані незалежні блоки UI","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fview-components","01.csharp\u002F11.aspnet\u002F11.mvc\u002F09.view-components",{"title":1254,"path":1255,"stem":1256},"Display та Editor Templates","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fdisplay-editor-templates","01.csharp\u002F11.aspnet\u002F11.mvc\u002F10.display-editor-templates",{"title":1258,"path":1259,"stem":1260},"Валідація: IValidatableObject та FluentValidation","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fvalidation-advanced","01.csharp\u002F11.aspnet\u002F11.mvc\u002F11.validation-advanced",{"title":1262,"path":1263,"stem":1264},"HTMX: інтерактивність через HTML-атрибути","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fhtmx","01.csharp\u002F11.aspnet\u002F11.mvc\u002F12.htmx",{"title":1266,"path":1267,"stem":1268},"HTMX у ASP.NET Core MVC: серверна інтеграція","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fajax-htmx-mvc","01.csharp\u002F11.aspnet\u002F11.mvc\u002F13.ajax-htmx-mvc",{"title":1270,"path":1271,"stem":1272},"Практичний проєкт: Каталог товарів з HTMX","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fhtmx-project","01.csharp\u002F11.aspnet\u002F11.mvc\u002F14.htmx-project",{"title":1274,"path":1275,"stem":1276},"Завантаження та обробка файлів","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Ffile-upload","01.csharp\u002F11.aspnet\u002F11.mvc\u002F15.file-upload",{"title":1278,"path":1279,"stem":1280},"Глобалізація та Локалізація MVC","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fglobalization-localization","01.csharp\u002F11.aspnet\u002F11.mvc\u002F16.globalization-localization",{"title":1282,"path":1283,"stem":1284},"Підсумковий проєкт: Блог-платформа","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fmvc-project","01.csharp\u002F11.aspnet\u002F11.mvc\u002F17.mvc-project",{"title":1286,"path":1287,"stem":1288},"План курсу: ASP.NET Core MVC","\u002Fcsharp\u002Faspnet\u002Fmvc\u002Fplan","01.csharp\u002F11.aspnet\u002F11.mvc\u002Fplan",{"title":1290,"path":1291,"stem":1292,"children":1293,"page":59},"Web Api","\u002Fcsharp\u002Faspnet\u002Fweb-api","01.csharp\u002F11.aspnet\u002F12.web-api",[1294,1298,1302,1306,1310,1314,1318,1322,1326,1330,1334,1338,1342],{"title":1295,"path":1296,"stem":1297},"Від Minimal API до Controller-based API","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Ffrom-minimal-api-to-controllers","01.csharp\u002F11.aspnet\u002F12.web-api\u002F01.from-minimal-api-to-controllers",{"title":1299,"path":1300,"stem":1301},"ControllerBase, ActionResult\u003CT> та Response Types","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fcontroller-base-actionresult","01.csharp\u002F11.aspnet\u002F12.web-api\u002F02.controller-base-actionresult",{"title":1303,"path":1304,"stem":1305},"Content Negotiation - JSON, XML та власні форматери","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fcontent-negotiation","01.csharp\u002F11.aspnet\u002F12.web-api\u002F03.content-negotiation",{"title":1307,"path":1308,"stem":1309},"Версіонування API","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fapi-versioning","01.csharp\u002F11.aspnet\u002F12.web-api\u002F04.api-versioning",{"title":1311,"path":1312,"stem":1313},"ProblemDetails та структурована обробка помилок","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fproblemdetails-error-handling","01.csharp\u002F11.aspnet\u002F12.web-api\u002F05.problemdetails-error-handling",{"title":1315,"path":1316,"stem":1317},"Фільтри у Web API контексті","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Ffilters-for-api","01.csharp\u002F11.aspnet\u002F12.web-api\u002F06.filters-for-api",{"title":1319,"path":1320,"stem":1321},"Пагінація, фільтрація та сортування","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fpagination-filtering-sorting","01.csharp\u002F11.aspnet\u002F12.web-api\u002F07.pagination-filtering-sorting",{"title":1323,"path":1324,"stem":1325},"HATEOAS та Resource Expansion","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fhateoas-resource-expansion","01.csharp\u002F11.aspnet\u002F12.web-api\u002F08.hateoas-resource-expansion",{"title":1327,"path":1328,"stem":1329},"Гібридна архітектура - Minimal API + Controllers","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fminimal-api-vs-controllers-hybrid","01.csharp\u002F11.aspnet\u002F12.web-api\u002F09.minimal-api-vs-controllers-hybrid",{"title":1331,"path":1332,"stem":1333},"Документація API - Swashbuckle, NSwag та генерація клієнтів","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fapi-documentation-generation","01.csharp\u002F11.aspnet\u002F12.web-api\u002F10.api-documentation-generation",{"title":1335,"path":1336,"stem":1337},"Health Checks та моніторинг API","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fhealth-checks-monitoring","01.csharp\u002F11.aspnet\u002F12.web-api\u002F11.health-checks-monitoring",{"title":1339,"path":1340,"stem":1341},"Підсумковий проєкт - Production-Ready REST API","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fweb-api-project","01.csharp\u002F11.aspnet\u002F12.web-api\u002F12.web-api-project",{"title":1343,"path":1344,"stem":1345},"План курсу: ASP.NET Core Web API (Controllers)","\u002Fcsharp\u002Faspnet\u002Fweb-api\u002Fplan","01.csharp\u002F11.aspnet\u002F12.web-api\u002Fplan",{"title":1347,"icon":1348,"path":1349,"stem":1350,"children":1351,"page":59},"Моніторинг","i-lucide-activity","\u002Fcsharp\u002Faspnet\u002Fmonitoring","01.csharp\u002F11.aspnet\u002F13.monitoring",[1352,1356,1360],{"title":1353,"path":1354,"stem":1355},"Спостережуваність: від console.log до production-систем","\u002Fcsharp\u002Faspnet\u002Fmonitoring\u002Fobservability-intro","01.csharp\u002F11.aspnet\u002F13.monitoring\u002F01.observability-intro",{"title":1357,"path":1358,"stem":1359},"Health Checks: перший рівень observability","\u002Fcsharp\u002Faspnet\u002Fmonitoring\u002Fhealth-checks","01.csharp\u002F11.aspnet\u002F13.monitoring\u002F02.health-checks",{"title":1361,"path":1362,"stem":1363},"Вбудовані метрики .NET 10 та System.Diagnostics.Metrics","\u002Fcsharp\u002Faspnet\u002Fmonitoring\u002Fdotnet-metrics","01.csharp\u002F11.aspnet\u002F13.monitoring\u002F03.dotnet-metrics",{"title":1365,"icon":1366,"path":1367,"stem":1368,"children":1369,"page":59},"Desktop UI","i-lucide-app-window","\u002Fcsharp\u002Fdesktop-ui","01.csharp\u002F12.desktop-ui",[1370,1374,1378,1382,1386,1390,1394,1398,1402,1406,1410,1414,1418,1422,1426,1430,1434,1438,1442,1446,1450,1454,1458,1462,1466,1470,1474,1478,1482,1486,1490,1494,1498,1502,1506,1510,1514,1518,1522,1526,1530,1534,1538,1542,1546,1550,1554,1558,1562,1566,1570,1574,1578,1582,1586,1590,1594,1598,1602,1606,1610,1614,1618,1622,1626,1630,1634,1638,1642,1646,1650],{"title":1371,"path":1372,"stem":1373},"Що таке десктопна розробка?","\u002Fcsharp\u002Fdesktop-ui\u002Fwhat-is-desktop-dev","01.csharp\u002F12.desktop-ui\u002F01.what-is-desktop-dev",{"title":1375,"path":1376,"stem":1377},"Архітектура WPF — як влаштований графічний інтерфейс","\u002Fcsharp\u002Fdesktop-ui\u002Fwpf-architecture","01.csharp\u002F12.desktop-ui\u002F02.wpf-architecture",{"title":1379,"path":1380,"stem":1381},"Перший WPF-проєкт — від нуля до вікна","\u002Fcsharp\u002Fdesktop-ui\u002Ffirst-wpf-app","01.csharp\u002F12.desktop-ui\u002F03.first-wpf-app",{"title":1383,"path":1384,"stem":1385},"Перший Avalonia-проєкт: WPF для всіх платформ","\u002Fcsharp\u002Fdesktop-ui\u002F03a.first-avalonia-app","01.csharp\u002F12.desktop-ui\u002F03a.first-avalonia-app",{"title":1387,"path":1388,"stem":1389},"XAML: декларативний інтерфейс","\u002Fcsharp\u002Fdesktop-ui\u002Fxaml-basics","01.csharp\u002F12.desktop-ui\u002F04.xaml-basics",{"title":1391,"path":1392,"stem":1393},"Fluent UI у WPF — сучасний дизайн Windows 11","\u002Fcsharp\u002Fdesktop-ui\u002F04a.wpf-fluent-ui","01.csharp\u002F12.desktop-ui\u002F04a.wpf-fluent-ui",{"title":1395,"path":1396,"stem":1397},"WPF UI — сучасна бібліотека Fluent контролів","\u002Fcsharp\u002Fdesktop-ui\u002F04b.wpf-ui-library","01.csharp\u002F12.desktop-ui\u002F04b.wpf-ui-library",{"title":1399,"path":1400,"stem":1401},"HandyControl — велика бібліотека UI контролів для WPF","\u002Fcsharp\u002Fdesktop-ui\u002F04c.handycontrol-library","01.csharp\u002F12.desktop-ui\u002F04c.handycontrol-library",{"title":1403,"path":1404,"stem":1405},"Простори імен та ресурси XAML","\u002Fcsharp\u002Fdesktop-ui\u002Fxaml-namespaces-resources","01.csharp\u002F12.desktop-ui\u002F05.xaml-namespaces-resources",{"title":1407,"path":1408,"stem":1409},"XAML в Avalonia: ключові відмінності від WPF","\u002Fcsharp\u002Fdesktop-ui\u002F05a.avalonia-xaml-differences","01.csharp\u002F12.desktop-ui\u002F05a.avalonia-xaml-differences",{"title":1411,"path":1412,"stem":1413},"Розширення розмітки XAML (Markup Extensions)","\u002Fcsharp\u002Fdesktop-ui\u002Fxaml-markup-extensions","01.csharp\u002F12.desktop-ui\u002F06.xaml-markup-extensions",{"title":1415,"path":1416,"stem":1417},"Панелі Layout: StackPanel, WrapPanel, DockPanel","\u002Fcsharp\u002Fdesktop-ui\u002Flayout-panels-part1","01.csharp\u002F12.desktop-ui\u002F07.layout-panels-part1",{"title":1419,"path":1420,"stem":1421},"Grid, Canvas, UniformGrid","\u002Fcsharp\u002Fdesktop-ui\u002Flayout-panels-part2","01.csharp\u002F12.desktop-ui\u002F07.layout-panels-part2",{"title":1423,"path":1424,"stem":1425},"Просунуті техніки Layout","\u002Fcsharp\u002Fdesktop-ui\u002Flayout-advanced","01.csharp\u002F12.desktop-ui\u002F08.layout-advanced",{"title":1427,"path":1428,"stem":1429},"Адаптивний Layout та найкращі практики","\u002Fcsharp\u002Fdesktop-ui\u002Flayout-responsive","01.csharp\u002F12.desktop-ui\u002F09.layout-responsive",{"title":1431,"path":1432,"stem":1433},"Layout в Avalonia: відмінності та нові можливості","\u002Fcsharp\u002Fdesktop-ui\u002F09a.layout-avalonia","01.csharp\u002F12.desktop-ui\u002F09a.layout-avalonia",{"title":1435,"path":1436,"stem":1437},"Button, Image, ProgressBar та інші базові контроли","\u002Fcsharp\u002Fdesktop-ui\u002Fbasic-controls","01.csharp\u002F12.desktop-ui\u002F10.basic-controls",{"title":1439,"path":1440,"stem":1441},"Контроли в Avalonia: відмінності від WPF","\u002Fcsharp\u002Fdesktop-ui\u002F10a.controls-avalonia","01.csharp\u002F12.desktop-ui\u002F10a.controls-avalonia",{"title":1443,"path":1444,"stem":1445},"Текстові контроли — TextBlock, TextBox, RichTextBox","\u002Fcsharp\u002Fdesktop-ui\u002Ftext-controls","01.csharp\u002F12.desktop-ui\u002F11.text-controls",{"title":1447,"path":1448,"stem":1449},"Контроли вибору — CheckBox, RadioButton, ComboBox, ListBox, DatePicker","\u002Fcsharp\u002Fdesktop-ui\u002Fselection-controls","01.csharp\u002F12.desktop-ui\u002F12.selection-controls",{"title":1451,"path":1452,"stem":1453},"Content Model — GroupBox, Expander, TabControl, StatusBar","\u002Fcsharp\u002Fdesktop-ui\u002Fcontent-controls","01.csharp\u002F12.desktop-ui\u002F13.content-controls",{"title":1455,"path":1456,"stem":1457},"UI\u002FUX принципи десктопних застосунків","\u002Fcsharp\u002Fdesktop-ui\u002F13a.ui-ux-principles","01.csharp\u002F12.desktop-ui\u002F13a.ui-ux-principles",{"title":1459,"path":1460,"stem":1461},"Dependency Properties — Концепція та Value Resolution","\u002Fcsharp\u002Fdesktop-ui\u002Fdependency-properties-part1","01.csharp\u002F12.desktop-ui\u002F14.dependency-properties-part1",{"title":1463,"path":1464,"stem":1465},"Avalonia Property System — StyledProperty та DirectProperty","\u002Fcsharp\u002Fdesktop-ui\u002F14a.avalonia-property-system","01.csharp\u002F12.desktop-ui\u002F14a.avalonia-property-system",{"title":1467,"path":1468,"stem":1469},"Attached Properties — Властивості без меж","\u002Fcsharp\u002Fdesktop-ui\u002Fattached-properties","01.csharp\u002F12.desktop-ui\u002F15.attached-properties",{"title":1471,"path":1472,"stem":1473},"Routed Events — Маршрутизація подій у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Frouted-events","01.csharp\u002F12.desktop-ui\u002F16.routed-events",{"title":1475,"path":1476,"stem":1477},"Data Binding — Від Code-Behind до Декларативності","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-binding-basics-part1","01.csharp\u002F12.desktop-ui\u002F17.data-binding-basics-part1",{"title":1479,"path":1480,"stem":1481},"INotifyPropertyChanged — Живе оновлення UI","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-binding-basics-part2","01.csharp\u002F12.desktop-ui\u002F17.data-binding-basics-part2",{"title":1483,"path":1484,"stem":1485},"Compiled Bindings в Avalonia — Безпека на етапі компіляції","\u002Fcsharp\u002Fdesktop-ui\u002F17a.avalonia-compiled-bindings","01.csharp\u002F12.desktop-ui\u002F17a.avalonia-compiled-bindings",{"title":1487,"path":1488,"stem":1489},"Просунутий Data Binding — ElementName, RelativeSource, MultiBinding","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-binding-advanced","01.csharp\u002F12.desktop-ui\u002F18.data-binding-advanced",{"title":1491,"path":1492,"stem":1493},"Value Converters — Перетворення типів даних у Data Binding","\u002Fcsharp\u002Fdesktop-ui\u002Fvalue-converters","01.csharp\u002F12.desktop-ui\u002F19.value-converters",{"title":1495,"path":1496,"stem":1497},"Data Templates — Візуалізація об'єктів у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-templates","01.csharp\u002F12.desktop-ui\u002F20.data-templates",{"title":1499,"path":1500,"stem":1501},"Collections Binding Part 1 — ObservableCollection та ItemsControl","\u002Fcsharp\u002Fdesktop-ui\u002Fcollections-binding-part1","01.csharp\u002F12.desktop-ui\u002F21.collections-binding-part1",{"title":1503,"path":1504,"stem":1505},"Collections Binding Part 2 — ICollectionView, Filtering, Sorting та Virtualization","\u002Fcsharp\u002Fdesktop-ui\u002Fcollections-binding-part2","01.csharp\u002F12.desktop-ui\u002F21.collections-binding-part2",{"title":1507,"path":1508,"stem":1509},"MVVM Pattern — Від Spaghetti Code до архітектури","\u002Fcsharp\u002Fdesktop-ui\u002Fmvvm-pattern","01.csharp\u002F12.desktop-ui\u002F22.mvvm-pattern",{"title":1511,"path":1512,"stem":1513},"ViewModel Implementation — Від BaseViewModel до валідації","\u002Fcsharp\u002Fdesktop-ui\u002Fviewmodel-implementation","01.csharp\u002F12.desktop-ui\u002F23.viewmodel-implementation",{"title":1515,"path":1516,"stem":1517},"Commands — Від event handlers до декларативних команд","\u002Fcsharp\u002Fdesktop-ui\u002Fcommands","01.csharp\u002F12.desktop-ui\u002F24.commands",{"title":1519,"path":1520,"stem":1521},"MVVM Toolkit — MVVM без boilerplate через Source Generators","\u002Fcsharp\u002Fdesktop-ui\u002Fmvvm-toolkit","01.csharp\u002F12.desktop-ui\u002F25.mvvm-toolkit",{"title":1523,"path":1524,"stem":1525},"Messenger Pattern — Комунікація між ViewModel без прямих посилань","\u002Fcsharp\u002Fdesktop-ui\u002Fmessenger-pattern","01.csharp\u002F12.desktop-ui\u002F26.messenger-pattern",{"title":1527,"path":1528,"stem":1529},"Стилі WPF — CSS для десктопу","\u002Fcsharp\u002Fdesktop-ui\u002Fstyles-basics","01.csharp\u002F12.desktop-ui\u002F27.styles-basics",{"title":1531,"path":1532,"stem":1533},"CSS-like стилі Avalonia","\u002Fcsharp\u002Fdesktop-ui\u002F27a.avalonia-css-styling","01.csharp\u002F12.desktop-ui\u002F27a.avalonia-css-styling",{"title":1535,"path":1536,"stem":1537},"Control Templates — Частина 1. Концепція та TemplateBinding","\u002Fcsharp\u002Fdesktop-ui\u002Fcontrol-templates-part1","01.csharp\u002F12.desktop-ui\u002F28.control-templates-part1",{"title":1539,"path":1540,"stem":1541},"Control Templates — Частина 2. Named Parts та ContentPresenter","\u002Fcsharp\u002Fdesktop-ui\u002Fcontrol-templates-part2","01.csharp\u002F12.desktop-ui\u002F28.control-templates-part2",{"title":1543,"path":1544,"stem":1545},"Control Themes в Avalonia — нова ера стилізації","\u002Fcsharp\u002Fdesktop-ui\u002F28a.avalonia-control-themes","01.csharp\u002F12.desktop-ui\u002F28a.avalonia-control-themes",{"title":1547,"path":1548,"stem":1549},"Triggers та Visual State Manager у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Ftriggers-visual-states","01.csharp\u002F12.desktop-ui\u002F29.triggers-visual-states",{"title":1551,"path":1552,"stem":1553},"Pseudo-classes в Avalonia — замість WPF Triggers","\u002Fcsharp\u002Fdesktop-ui\u002F29a.avalonia-pseudo-classes","01.csharp\u002F12.desktop-ui\u002F29a.avalonia-pseudo-classes",{"title":1555,"path":1556,"stem":1557},"Теми та ресурсні словники у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fresources-themes","01.csharp\u002F12.desktop-ui\u002F30.resources-themes",{"title":1559,"path":1560,"stem":1561},"Avalonia Themes — Fluent Design та система тематизації","\u002Fcsharp\u002Fdesktop-ui\u002F30a.avalonia-themes-fluent","01.csharp\u002F12.desktop-ui\u002F30a.avalonia-themes-fluent",{"title":1563,"path":1564,"stem":1565},"Контроли колекцій — глибоке занурення","\u002Fcsharp\u002Fdesktop-ui\u002Fcollection-controls","01.csharp\u002F12.desktop-ui\u002F31.collection-controls",{"title":1567,"path":1568,"stem":1569},"DataGrid — колонки та базове відображення","\u002Fcsharp\u002Fdesktop-ui\u002Fdatagrid-part1","01.csharp\u002F12.desktop-ui\u002F32.datagrid-part1",{"title":1571,"path":1572,"stem":1573},"DataGrid — сортування, фільтрація, редагування","\u002Fcsharp\u002Fdesktop-ui\u002Fdatagrid-part2","01.csharp\u002F12.desktop-ui\u002F32.datagrid-part2",{"title":1575,"path":1576,"stem":1577},"TreeView та GridView","\u002Fcsharp\u002Fdesktop-ui\u002Ftreeview-listview","01.csharp\u002F12.desktop-ui\u002F33.treeview-listview",{"title":1579,"path":1580,"stem":1581},"Меню, Toolbar, ContextMenu, StatusBar","\u002Fcsharp\u002Fdesktop-ui\u002Fmenus-toolbars","01.csharp\u002F12.desktop-ui\u002F34.menus-toolbars",{"title":1583,"path":1584,"stem":1585},"Навігація та керування вікнами. Частина 1: вікна та сторінки","\u002Fcsharp\u002Fdesktop-ui\u002Fnavigation-windows-part1","01.csharp\u002F12.desktop-ui\u002F35.navigation-windows-part1",{"title":1587,"path":1588,"stem":1589},"Навігація та керування вікнами. Частина 2: MVVM-навігація","\u002Fcsharp\u002Fdesktop-ui\u002Fnavigation-windows-part2","01.csharp\u002F12.desktop-ui\u002F35.navigation-windows-part2",{"title":1591,"path":1592,"stem":1593},"Avalonia — Навігація та діалоги","\u002Fcsharp\u002Fdesktop-ui\u002F35a.avalonia-navigation-dialogs","01.csharp\u002F12.desktop-ui\u002F35a.avalonia-navigation-dialogs",{"title":1595,"path":1596,"stem":1597},"Діалоги та File Pickers у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fdialogs-file-pickers","01.csharp\u002F12.desktop-ui\u002F36.dialogs-file-pickers",{"title":1599,"path":1600,"stem":1601},"UserControl: компонентний підхід у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fuser-controls","01.csharp\u002F12.desktop-ui\u002F37.user-controls",{"title":1603,"path":1604,"stem":1605},"Custom Controls: Lookless Controls у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fcustom-controls","01.csharp\u002F12.desktop-ui\u002F38.custom-controls",{"title":1607,"path":1608,"stem":1609},"Avalonia TemplatedControl — Lookless Controls","\u002Fcsharp\u002Fdesktop-ui\u002F38a.avalonia-templated-controls","01.csharp\u002F12.desktop-ui\u002F38a.avalonia-templated-controls",{"title":1611,"path":1612,"stem":1613},"Анімації у WPF: Storyboard та Easing Functions","\u002Fcsharp\u002Fdesktop-ui\u002Fanimations-transitions","01.csharp\u002F12.desktop-ui\u002F39.animations-transitions",{"title":1615,"path":1616,"stem":1617},"Анімації в Avalonia","\u002Fcsharp\u002Fdesktop-ui\u002F39a.avalonia-animations","01.csharp\u002F12.desktop-ui\u002F39a.avalonia-animations",{"title":1619,"path":1620,"stem":1621},"2D Графіка та Мультимедіа у WPF","\u002Fcsharp\u002Fdesktop-ui\u002Fmedia-graphics","01.csharp\u002F12.desktop-ui\u002F40.media-graphics",{"title":1623,"path":1624,"stem":1625},"Dependency Injection у WPF та Avalonia","\u002Fcsharp\u002Fdesktop-ui\u002Fdi-integration","01.csharp\u002F12.desktop-ui\u002F41.di-integration",{"title":1627,"path":1628,"stem":1629},"SQLite та EF Core у десктопних додатках","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-persistence-part1","01.csharp\u002F12.desktop-ui\u002F42.data-persistence-part1",{"title":1631,"path":1632,"stem":1633},"Repository Pattern та Unit of Work","\u002Fcsharp\u002Fdesktop-ui\u002Fdata-persistence-part2","01.csharp\u002F12.desktop-ui\u002F43.data-persistence-part2",{"title":1635,"path":1636,"stem":1637},"Тестування ViewModels","\u002Fcsharp\u002Fdesktop-ui\u002Fviewmodel-testing","01.csharp\u002F12.desktop-ui\u002F44.viewmodel-testing",{"title":1639,"path":1640,"stem":1641},"Avalonia Headless Testing — тестування UI без вікон","\u002Fcsharp\u002Fdesktop-ui\u002F44a.avalonia-headless-testing","01.csharp\u002F12.desktop-ui\u002F44a.avalonia-headless-testing",{"title":1643,"path":1644,"stem":1645},"Кросплатформна розробка з Avalonia","\u002Fcsharp\u002Fdesktop-ui\u002Favalonia-cross-platform","01.csharp\u002F12.desktop-ui\u002F45.avalonia-cross-platform",{"title":1647,"path":1648,"stem":1649},"Пакування та розгортання Avalonia додатків","\u002Fcsharp\u002Fdesktop-ui\u002Favalonia-packaging-deployment","01.csharp\u002F12.desktop-ui\u002F46.avalonia-packaging-deployment",{"title":1651,"path":1652,"stem":1653},"Розгортання WPF застосунків","\u002Fcsharp\u002Fdesktop-ui\u002Fwpf-packaging-deployment","01.csharp\u002F12.desktop-ui\u002F47.wpf-packaging-deployment",{"title":1655,"icon":658,"path":1656,"stem":1657,"children":1658,"page":59},"Network Programming","\u002Fcsharp\u002Fnetwork-programming","01.csharp\u002F13.network-programming",[1659,1663,1667,1671,1675,1679,1683,1687,1691,1695,1699],{"title":1660,"path":1661,"stem":1662},"Основи комп'ютерних мереж","\u002Fcsharp\u002Fnetwork-programming\u002Ffoundations","01.csharp\u002F13.network-programming\u002F01.foundations",{"title":1664,"path":1665,"stem":1666},"Модель OSI та стек TCP\u002FIP","\u002Fcsharp\u002Fnetwork-programming\u002Fosi-model","01.csharp\u002F13.network-programming\u002F02.osi-model",{"title":1668,"path":1669,"stem":1670},"IP-протокол та адресація","\u002Fcsharp\u002Fnetwork-programming\u002Fip-addressing","01.csharp\u002F13.network-programming\u002F03.ip-addressing",{"title":1672,"path":1673,"stem":1674},"UDP — протокол без з'єднання","\u002Fcsharp\u002Fnetwork-programming\u002Fudp","01.csharp\u002F13.network-programming\u002F05.udp",{"title":1676,"path":1677,"stem":1678},"UDP Broadcast та Multicast","\u002Fcsharp\u002Fnetwork-programming\u002Fudp-broadcast-multicast","01.csharp\u002F13.network-programming\u002F06.udp-broadcast-multicast",{"title":1680,"path":1681,"stem":1682},"HTTP — протокол вебу","\u002Fcsharp\u002Fnetwork-programming\u002Fhttp-fundamentals","01.csharp\u002F13.network-programming\u002F07.http-fundamentals",{"title":1684,"path":1685,"stem":1686},"HttpListener — вбудований HTTP-сервер .NET","\u002Fcsharp\u002Fnetwork-programming\u002F07a.http-listener","01.csharp\u002F13.network-programming\u002F07a.http-listener",{"title":1688,"path":1689,"stem":1690},"HTTP Advanced — cookies, аутентифікація та HTTPS","\u002Fcsharp\u002Fnetwork-programming\u002Fhttp-advanced","01.csharp\u002F13.network-programming\u002F08.http-advanced",{"title":1692,"path":1693,"stem":1694},"SMTP та протоколи електронної пошти","\u002Fcsharp\u002Fnetwork-programming\u002Fsmtp","01.csharp\u002F13.network-programming\u002F09.smtp",{"title":1696,"path":1697,"stem":1698},"WebSocket — повнодуплексний протокол реального часу","\u002Fcsharp\u002Fnetwork-programming\u002Fwebsockets","01.csharp\u002F13.network-programming\u002F10.websockets",{"title":1700,"path":1701,"stem":1702},"TLS\u002FSSL — криптографічний захист мережевих з'єднань","\u002Fcsharp\u002Fnetwork-programming\u002Ftls-ssl","01.csharp\u002F13.network-programming\u002F11.tls-ssl",{"title":1704,"path":1705,"stem":1706},"C# & .NET: The Ultimate Roadmap","\u002Fcsharp\u002Froadmap","01.csharp\u002Froadmap",{"title":1708,"icon":1709,"path":1710,"stem":1711,"children":1712,"page":59},"C++","i-devicon-cplusplus","\u002Fcpp","02.cpp",[1713,1717,1721,1725,1729,1733,1737,1741,1745,1748,1752,1756,1760,1764,1768,1772,1776,1780,1784,1788,1792,1796,1800,1804,1808,1812,1816,1820,1824,1828,1832,1836,1840,1844,1848,1852,1856,1860,1864,1868,1872,1876,1880,1884,1888,1892,1896,1900,1904,1908,1912,1916,1920,1924,1928,1932,1936,1940,1944,1948,1952,1956,1960,1964,1968,1972,1976,1980,1984,1988,1992,1996,2000,2004,2008,2012,2016,2020,2024,2028,2032,2036,2040,2044,2048,2052,2056,2060,2064,2068,2072,2076,2080],{"title":1714,"path":1715,"stem":1716},"Вступ у програмування та алгоритми","\u002Fcpp\u002Fintro-algorithms","02.cpp\u002F01.intro-algorithms",{"title":1718,"path":1719,"stem":1720},"Code Style: угоди про оформлення коду","\u002Fcpp\u002Fcode-style","02.cpp\u002F02.code-style",{"title":1722,"path":1723,"stem":1724},"Середовище розробки та перший проєкт","\u002Fcpp\u002Fide-setup","02.cpp\u002F03.ide-setup",{"title":1726,"path":1727,"stem":1728},"Вивід даних на екран","\u002Fcpp\u002Fdata-output","02.cpp\u002F04.data-output",{"title":1730,"path":1731,"stem":1732},"Типи даних, змінні та константи","\u002Fcpp\u002Fdata-types-variables","02.cpp\u002F05.data-types-variables",{"title":1734,"path":1735,"stem":1736},"Ввід даних з клавіатури","\u002Fcpp\u002Fdata-input","02.cpp\u002F06.data-input",{"title":1738,"path":1739,"stem":1740},"Оператори, перетворення типів та логічні операції","\u002Fcpp\u002Foperators-type-conversion","02.cpp\u002F07.operators-type-conversion",{"title":1742,"path":1743,"stem":1744},"Цикли","\u002Fcpp\u002Floops","02.cpp\u002F08.loops",{"title":32,"path":1746,"stem":1747},"\u002Fcpp\u002Farrays","02.cpp\u002F09.arrays",{"title":1749,"path":1750,"stem":1751},"Алгоритми сортування та аналіз складності","\u002Fcpp\u002Fsorting","02.cpp\u002F10.sorting",{"title":1753,"path":1754,"stem":1755},"Алгоритми пошуку","\u002Fcpp\u002Fsearching","02.cpp\u002F11.searching",{"title":1757,"path":1758,"stem":1759},"Функції: основи","\u002Fcpp\u002Ffunctions-basics","02.cpp\u002F12.functions-basics",{"title":1761,"path":1762,"stem":1763},"Функції: прототипи, область видимості та додаткові можливості","\u002Fcpp\u002Ffunctions-scope","02.cpp\u002F13.functions-scope",{"title":1765,"path":1766,"stem":1767},"Функції: перевантаження та шаблони","\u002Fcpp\u002Ffunctions-overloading-templates","02.cpp\u002F14.functions-overloading-templates",{"title":1769,"path":1770,"stem":1771},"Вказівники: основи","\u002Fcpp\u002Fpointers-basics","02.cpp\u002F15.pointers-basics",{"title":1773,"path":1774,"stem":1775},"Посилання (References)","\u002Fcpp\u002Freferences","02.cpp\u002F16.references",{"title":1777,"path":1778,"stem":1779},"Вказівники, const і масиви","\u002Fcpp\u002Fpointers-const-arrays","02.cpp\u002F17.pointers-const-arrays",{"title":1781,"path":1782,"stem":1783},"Адресна арифметика","\u002Fcpp\u002Fpointer-arithmetic","02.cpp\u002F18.pointer-arithmetic",{"title":1785,"path":1786,"stem":1787},"Динамічна пам'ять","\u002Fcpp\u002Fdynamic-memory","02.cpp\u002F19.dynamic-memory",{"title":1789,"path":1790,"stem":1791},"Вказівники типу void","\u002Fcpp\u002Fvoid-pointers","02.cpp\u002F20.void-pointers",{"title":1793,"path":1794,"stem":1795},"Вказівники на вказівники","\u002Fcpp\u002Fpointers-to-pointers","02.cpp\u002F21.pointers-to-pointers",{"title":1797,"path":1798,"stem":1799},"Оператор доступу до членів через вказівник (->)","\u002Fcpp\u002Fmember-access-operator","02.cpp\u002F22.member-access-operator",{"title":1801,"path":1802,"stem":1803},"Цикл for-each (Range-based for)","\u002Fcpp\u002Fforeach-loop","02.cpp\u002F23.foreach-loop",{"title":1805,"path":1806,"stem":1807},"Вказівники на функції","\u002Fcpp\u002Ffunction-pointers","02.cpp\u002F24.function-pointers",{"title":1809,"path":1810,"stem":1811},"Лямбда-вирази","\u002Fcpp\u002Flambdas","02.cpp\u002F25.lambdas",{"title":1813,"path":1814,"stem":1815},"Лямбда-захоплення","\u002Fcpp\u002Flambda-captures","02.cpp\u002F26.lambda-captures",{"title":1817,"path":1818,"stem":1819},"Еліпсис","\u002Fcpp\u002Fellipsis","02.cpp\u002F27.ellipsis",{"title":1821,"path":1822,"stem":1823},"Безпечні альтернативи еліпсису","\u002Fcpp\u002F27a.ellipsis","02.cpp\u002F27a.ellipsis",{"title":1825,"path":1826,"stem":1827},"Аргументи командного рядка","\u002Fcpp\u002Fcommand-line-arguments","02.cpp\u002F28.command-line-arguments",{"title":1829,"path":1830,"stem":1831},"Перерахування (enum)","\u002Fcpp\u002Fenum","02.cpp\u002F29.enum",{"title":1833,"path":1834,"stem":1835},"Класи-перерахування (enum class)","\u002Fcpp\u002Fenum-class","02.cpp\u002F30.enum-class",{"title":1837,"path":1838,"stem":1839},"Псевдоніми типів (typedef і using)","\u002Fcpp\u002Ftype-aliases","02.cpp\u002F31.type-aliases",{"title":1841,"path":1842,"stem":1843},"Системи числення та двійкова арифметика","\u002Fcpp\u002Fnumber-systems","02.cpp\u002F32.number-systems",{"title":1845,"path":1846,"stem":1847},"Структури (struct): агрегування даних","\u002Fcpp\u002Fstruct","02.cpp\u002F33.struct",{"title":1849,"path":1850,"stem":1851},"Структури у функціях","\u002Fcpp\u002Fstruct-functions","02.cpp\u002F34.struct-functions",{"title":1853,"path":1854,"stem":1855},"Масиви структур і вкладені структури","\u002Fcpp\u002Fstruct-arrays","02.cpp\u002F35.struct-arrays",{"title":1857,"path":1858,"stem":1859},"Патерни struct та межі застосування","\u002Fcpp\u002Fstruct-patterns","02.cpp\u002F36.struct-patterns",{"title":1861,"path":1862,"stem":1863},"Символи та таблиця ASCII","\u002Fcpp\u002Fascii-characters","02.cpp\u002F37.ascii-characters",{"title":1865,"path":1866,"stem":1867},"Unicode та кодування UTF","\u002Fcpp\u002Funicode-utf","02.cpp\u002F38.unicode-utf",{"title":1869,"path":1870,"stem":1871},"C-style рядки","\u002Fcpp\u002Fc-strings","02.cpp\u002F39.c-strings",{"title":1873,"path":1874,"stem":1875},"Вступ до std::string","\u002Fcpp\u002Fstd-string-intro","02.cpp\u002F40.std-string-intro",{"title":1877,"path":1878,"stem":1879},"Довжина, ємність та доступ до символів std::string","\u002Fcpp\u002Fstd-string-capacity-access","02.cpp\u002F41.std-string-capacity-access",{"title":1881,"path":1882,"stem":1883},"Модифікація std::string: присвоювання, додавання, вставка, видалення та заміна","\u002Fcpp\u002Fstd-string-modification","02.cpp\u002F42.std-string-modification",{"title":1885,"path":1886,"stem":1887},"Пошук у std::string: find, npos та практичні патерни","\u002Fcpp\u002Fstd-string-search","02.cpp\u002F43.std-string-search",{"title":1889,"path":1890,"stem":1891},"std::string_view: невласницький погляд на рядок без копіювання","\u002Fcpp\u002Fstd-string-view","02.cpp\u002F44.std-string-view",{"title":1893,"path":1894,"stem":1895},"Об'єднання (union): один блок пам'яті, кілька інтерпретацій","\u002Fcpp\u002Funion","02.cpp\u002F45.union",{"title":1897,"path":1898,"stem":1899},"Організація коду: файли, препроцесор, простори імен","\u002Fcpp\u002Fmultifile-programs","02.cpp\u002F46.multifile-programs",{"title":1901,"path":1902,"stem":1903},"Робота з файлами: C-стиль (stdio.h)","\u002Fcpp\u002Fc-style-files","02.cpp\u002F47.c-style-files",{"title":1905,"path":1906,"stem":1907},"Робота з файлами: C++-стиль (fstream)","\u002Fcpp\u002Fcpp-style-files","02.cpp\u002F48.cpp-style-files",{"title":1909,"path":1910,"stem":1911},"Введення в ООП: від процедур до об'єктів","\u002Fcpp\u002Foop-intro","02.cpp\u002F49.oop-intro",{"title":1913,"path":1914,"stem":1915},"Класи, об'єкти та методи","\u002Fcpp\u002Fclasses-objects-methods","02.cpp\u002F50.classes-objects-methods",{"title":1917,"path":1918,"stem":1919},"Специфікатори доступу та інкапсуляція","\u002Fcpp\u002Faccess-specifiers-encapsulation","02.cpp\u002F51.access-specifiers-encapsulation",{"title":1921,"path":1922,"stem":1923},"Конструктори: гарантована ініціалізація об'єктів","\u002Fcpp\u002Fconstructors","02.cpp\u002F52.constructors",{"title":1925,"path":1926,"stem":1927},"Списки ініціалізації та делегуючі конструктори","\u002Fcpp\u002Finit-lists-delegating","02.cpp\u002F53.init-lists-delegating",{"title":1929,"path":1930,"stem":1931},"Деструктори та ідіома RAII","\u002Fcpp\u002Fdestructors-raii","02.cpp\u002F54.destructors-raii",{"title":1933,"path":1934,"stem":1935},"Прихований покажчик this","\u002Fcpp\u002Fthis-pointer","02.cpp\u002F55.this-pointer",{"title":1937,"path":1938,"stem":1939},"Розподіл класу на заголовковий файл та файл реалізації","\u002Fcpp\u002Fclass-header-source","02.cpp\u002F56.class-header-source",{"title":1941,"path":1942,"stem":1943},"Класи та const","\u002Fcpp\u002Fconst-classes","02.cpp\u002F57.const-classes",{"title":1945,"path":1946,"stem":1947},"Статичні члени класу","\u002Fcpp\u002Fstatic-members","02.cpp\u002F58.static-members",{"title":1949,"path":1950,"stem":1951},"Конструктор копіювання та запобігання копіюванню","\u002Fcpp\u002Fcopy-constructor","02.cpp\u002F59.copy-constructor",{"title":1953,"path":1954,"stem":1955},"Дружні функції та класи","\u002Fcpp\u002Ffriend-functions-classes","02.cpp\u002F60.friend-functions-classes",{"title":1957,"path":1958,"stem":1959},"Анонімні об'єкти та вкладені типи","\u002Fcpp\u002Fanonymous-objects-nested-types","02.cpp\u002F61.anonymous-objects-nested-types",{"title":1961,"path":1962,"stem":1963},"Вимірювання часу виконання: RAII-таймер","\u002Fcpp\u002Ftiming-raii-timer","02.cpp\u002F62.timing-raii-timer",{"title":1965,"path":1966,"stem":1967},"Перевантаження операторів: основи та арифметика","\u002Fcpp\u002Foperator-overloading-basics","02.cpp\u002F63.operator-overloading-basics",{"title":1969,"path":1970,"stem":1971},"Перевантаження операторів: методи класу та спеціальні оператори","\u002Fcpp\u002Foperator-overloading-methods","02.cpp\u002F64.operator-overloading-methods",{"title":1973,"path":1974,"stem":1975},"Приведення типів, explicit та delete","\u002Fcpp\u002Ftypecast-explicit-delete","02.cpp\u002F65.typecast-explicit-delete",{"title":1977,"path":1978,"stem":1979},"Глибоке копіювання та оператор присвоювання","\u002Fcpp\u002Fdeep-copy-assignment","02.cpp\u002F66.deep-copy-assignment",{"title":1981,"path":1982,"stem":1983},"Зв'язки між об'єктами: композиція та агрегація","\u002Fcpp\u002Fcomposition-aggregation","02.cpp\u002F67.composition-aggregation",{"title":1985,"path":1986,"stem":1987},"Асоціація та залежність між об","\u002Fcpp\u002Fassociation-dependency","02.cpp\u002F68.association-dependency",{"title":1989,"path":1990,"stem":1991},"Контейнерні класи та `std::initializer_list`","\u002Fcpp\u002Fcontainer-classes-initializer-list","02.cpp\u002F69.container-classes-initializer-list",{"title":1993,"path":1994,"stem":1995},"Вступ до наслідування: базові поняття та відношення «is-a»","\u002Fcpp\u002Finheritance-intro","02.cpp\u002F70.inheritance-intro",{"title":1997,"path":1998,"stem":1999},"Конструктори, деструктори та порядок ініціалізації в ієрархіях","\u002Fcpp\u002Finheritance-constructors-destructors","02.cpp\u002F71.inheritance-constructors-destructors",{"title":2001,"path":2002,"stem":2003},"Специфікатор `protected` та види наслідування","\u002Fcpp\u002Finheritance-access-specifiers","02.cpp\u002F72.inheritance-access-specifiers",{"title":2005,"path":2006,"stem":2007},"Перевизначення методів та приховування імен","\u002Fcpp\u002Fmethod-overriding-hiding","02.cpp\u002F73.method-overriding-hiding",{"title":2009,"path":2010,"stem":2011},"Множинне наслідування та проблема ромба","\u002Fcpp\u002Fmultiple-inheritance-diamond","02.cpp\u002F74.multiple-inheritance-diamond",{"title":2013,"path":2014,"stem":2015},"Вказівники на базовий клас та віртуальні функції","\u002Fcpp\u002Fvirtual-functions-polymorphism","02.cpp\u002F75.virtual-functions-polymorphism",{"title":2017,"path":2018,"stem":2019},"Специфікатори override, final та віртуальні деструктори","\u002Fcpp\u002Foverride-final-virtual-destructors","02.cpp\u002F76.override-final-virtual-destructors",{"title":2021,"path":2022,"stem":2023},"Внутрішні механізми поліморфізму: vtable, vptr та зв'язування","\u002Fcpp\u002Fvirtual-table-binding","02.cpp\u002F77.virtual-table-binding",{"title":2025,"path":2026,"stem":2027},"Абстрактні класи та чисті віртуальні функції","\u002Fcpp\u002Fabstract-classes-interfaces","02.cpp\u002F78.abstract-classes-interfaces",{"title":2029,"path":2030,"stem":2031},"Зрізка об'єктів, віртуальне наслідування та поліморфний вивід","\u002Fcpp\u002Fslicing-virtual-base-io","02.cpp\u002F79.slicing-virtual-base-io",{"title":2033,"path":2034,"stem":2035},"Динамічне приведення типів (`dynamic_cast`) та RTTI","\u002Fcpp\u002Fdynamic-cast-rtti","02.cpp\u002F80.dynamic-cast-rtti",{"title":2037,"path":2038,"stem":2039},"Шаблони функцій: узагальнене програмування","\u002Fcpp\u002Ffunction-templates","02.cpp\u002F81.function-templates",{"title":2041,"path":2042,"stem":2043},"Шаблони класів та NTTP-параметри","\u002Fcpp\u002Fclass-templates-nttp","02.cpp\u002F82.class-templates-nttp",{"title":2045,"path":2046,"stem":2047},"Повна (явна) спеціалізація шаблонів","\u002Fcpp\u002Ffull-template-specialization","02.cpp\u002F83.full-template-specialization",{"title":2049,"path":2050,"stem":2051},"Часткова спеціалізація шаблонів класів","\u002Fcpp\u002Fpartial-template-specialization","02.cpp\u002F84.partial-template-specialization",{"title":2053,"path":2054,"stem":2055},"Механізм винятків: try, catch, throw та розкручування стеку","\u002Fcpp\u002Fexceptions-basics","02.cpp\u002F85.exceptions-basics",{"title":2057,"path":2058,"stem":2059},"Ієрархія std::exception та власні класи винятків","\u002Fcpp\u002Fexception-hierarchy-custom","02.cpp\u002F86.exception-hierarchy-custom",{"title":2061,"path":2062,"stem":2063},"Повторне генерування винятків та функціональний try-блок","\u002Fcpp\u002Frethrow-function-try","02.cpp\u002F87.rethrow-function-try",{"title":2065,"path":2066,"stem":2067},"Безпека винятків, noexcept та деструктори","\u002Fcpp\u002Fsafety-noexcept","02.cpp\u002F88.safety-noexcept",{"title":2069,"path":2070,"stem":2071},"Стаття 89 — Власні структури даних: стек та черга","\u002Fcpp\u002Fcustom-stack-queue","02.cpp\u002F89.custom-stack-queue",{"title":2073,"path":2074,"stem":2075},"Стаття 90 — Власні структури даних: однозв'язаний список","\u002Fcpp\u002Flinked-list","02.cpp\u002F90.linked-list",{"title":2077,"path":2078,"stem":2079},"Стаття 91 — Власні структури даних: бінарне дерево пошуку","\u002Fcpp\u002Fbinary-search-tree","02.cpp\u002F91.binary-search-tree",{"title":2081,"path":2082,"stem":2083},"Стаття 92 — Власні структури даних: хеш-таблиця","\u002Fcpp\u002Fhash-table","02.cpp\u002F92.hash-table",{"title":2085,"icon":2086,"path":2087,"stem":2088,"children":2089,"page":59},"JavaScript","i-devicon-javascript","\u002Fjavascript","03.javascript",[2090,2116,2170,2192,2496,2534,2552],{"title":2091,"icon":2092,"path":2093,"stem":2094,"children":2095,"page":59},"Events","i-lucide-mouse-pointer-click","\u002Fjavascript\u002Fevents","03.javascript\u002F01.events",[2096,2100,2104,2108,2112],{"title":2097,"path":2098,"stem":2099},"Вступ до подій браузера","\u002Fjavascript\u002Fevents\u002Fintro","03.javascript\u002F01.events\u002F01.intro",{"title":2101,"path":2102,"stem":2103},"Бульбашковий механізм (Bubbling) та занурення (Capturing)","\u002Fjavascript\u002Fevents\u002Fbubbling-capturing","03.javascript\u002F01.events\u002F02.bubbling-capturing",{"title":2105,"path":2106,"stem":2107},"Делегування подій (Event Delegation)","\u002Fjavascript\u002Fevents\u002Fdelegate-events","03.javascript\u002F01.events\u002F03.delegate-events",{"title":2109,"path":2110,"stem":2111},"Типові дії браузера та preventDefault()","\u002Fjavascript\u002Fevents\u002Fprevent-default","03.javascript\u002F01.events\u002F04.prevent-default",{"title":2113,"path":2114,"stem":2115},"Запуск користувацьких подій (Custom Events)","\u002Fjavascript\u002Fevents\u002Fcustom-events","03.javascript\u002F01.events\u002F05.custom-events",{"title":2117,"icon":2118,"path":2119,"stem":2120,"children":2121,"page":59},"Network","i-lucide-globe","\u002Fjavascript\u002Fnetwork","03.javascript\u002F02.network",[2122,2126,2130,2134,2138,2142,2146,2150,2154,2158,2162,2166],{"title":2123,"path":2124,"stem":2125},"Fetch API - Сучасний підхід до HTTP-запитів","\u002Fjavascript\u002Fnetwork\u002F01-fetch-api","03.javascript\u002F02.network\u002F01-fetch-api",{"title":2127,"path":2128,"stem":2129},"FormData - Робота з формами та файлами","\u002Fjavascript\u002Fnetwork\u002F02-formdata","03.javascript\u002F02.network\u002F02-formdata",{"title":2131,"path":2132,"stem":2133},"Відстеження прогресу завантаження","\u002Fjavascript\u002Fnetwork\u002F03-download-progress","03.javascript\u002F02.network\u002F03-download-progress",{"title":2135,"path":2136,"stem":2137},"Переривання fetch-запитів","\u002Fjavascript\u002Fnetwork\u002F04-abort-requests","03.javascript\u002F02.network\u002F04-abort-requests",{"title":2139,"path":2140,"stem":2141},"CORS - Запити між різними джерелами","\u002Fjavascript\u002Fnetwork\u002F05-cors","03.javascript\u002F02.network\u002F05-cors",{"title":2143,"path":2144,"stem":2145},"Fetch API - Повний довідник опцій","\u002Fjavascript\u002Fnetwork\u002F06-fetch-options","03.javascript\u002F02.network\u002F06-fetch-options",{"title":2147,"path":2148,"stem":2149},"URL Objects - Робота з посиланнями","\u002Fjavascript\u002Fnetwork\u002F07-url-objects","03.javascript\u002F02.network\u002F07-url-objects",{"title":2151,"path":2152,"stem":2153},"XMLHttpRequest - AJAX та низькорівневі запити","\u002Fjavascript\u002Fnetwork\u002F08-xmlhttprequest","03.javascript\u002F02.network\u002F08-xmlhttprequest",{"title":2155,"path":2156,"stem":2157},"Відновлюване завантаження файлів","\u002Fjavascript\u002Fnetwork\u002F09-resumable-upload","03.javascript\u002F02.network\u002F09-resumable-upload",{"title":2159,"path":2160,"stem":2161},"Cookies, document.cookie та світ після \"Cookiepocalypse\"","\u002Fjavascript\u002Fnetwork\u002F10-cookies","03.javascript\u002F02.network\u002F10-cookies",{"title":2163,"path":2164,"stem":2165},"js-cookie: Керування Cookies без Болю","\u002Fjavascript\u002Fnetwork\u002F11-js-cookie","03.javascript\u002F02.network\u002F11-js-cookie",{"title":2167,"path":2168,"stem":2169},"Axios: Потужний HTTP-клієнт для JavaScript","\u002Fjavascript\u002Fnetwork\u002F12-axios","03.javascript\u002F02.network\u002F12-axios",{"title":2171,"icon":2172,"path":2173,"stem":2174,"children":2175,"page":59},"Bom","i-lucide-monitor","\u002Fjavascript\u002Fbom","03.javascript\u002F03.bom",[2176,2180,2184,2188],{"title":2177,"path":2178,"stem":2179},"LocalStorage, SessionStorage та patterns збереження даних","\u002Fjavascript\u002Fbom\u002F01-localstorage","03.javascript\u002F03.bom\u002F01-localstorage",{"title":2181,"path":2182,"stem":2183},"Location Object - Керування адресою сторінки","\u002Fjavascript\u002Fbom\u002F02-location-object","03.javascript\u002F03.bom\u002F02-location-object",{"title":2185,"path":2186,"stem":2187},"History API - Керування історією браузера","\u002Fjavascript\u002Fbom\u002F03-history-api","03.javascript\u002F03.bom\u002F03-history-api",{"title":2189,"path":2190,"stem":2191},"Navigator Object - Ідентифікація та Можливості Пристрою","\u002Fjavascript\u002Fbom\u002F04-navigator-object","03.javascript\u002F03.bom\u002F04-navigator-object",{"title":2193,"icon":2194,"path":2195,"stem":2196,"children":2197},"React","i-devicon-react","\u002Fjavascript\u002Freact","03.javascript\u002F04.react\u002Findex",[2198,2199,2203,2207,2211,2215,2278,2313,2465],{"title":2193,"path":2195,"stem":2196},{"title":2200,"path":2201,"stem":2202},"Робота з Формами в React","\u002Fjavascript\u002Freact\u002Freact-forms","03.javascript\u002F04.react\u002F01.react-forms",{"title":2204,"path":2205,"stem":2206},"React Hook Form: Професійна Робота з Формами","\u002Fjavascript\u002Freact\u002Freact-hook-form","03.javascript\u002F04.react\u002F02.react-hook-form",{"title":2208,"path":2209,"stem":2210},"React Hook Form: Глибоке Розуміння Архітектури та Оптимізації","\u002Fjavascript\u002Freact\u002Freact-hook-form-new","03.javascript\u002F04.react\u002F02.react-hook-form-new",{"title":2212,"path":2213,"stem":2214},"Axios та React: Професійна Архітектура Запитів","\u002Fjavascript\u002Freact\u002Fdata-fetching-axios","03.javascript\u002F04.react\u002F03.data-fetching-axios",{"title":2216,"icon":132,"path":2217,"stem":2218,"children":2219},"Tanstack Query","\u002Fjavascript\u002Freact\u002Ftanstack-query","03.javascript\u002F04.react\u002F04.tanstack-query\u002Findex",[2220,2222,2226,2230,2234,2238,2242,2246,2250,2254,2258,2262,2266,2270,2274],{"title":2221,"path":2217,"stem":2218},"TanStack Query: Майстерність Керування Станом Сервера",{"title":2223,"path":2224,"stem":2225},"Парадигма Server State: Чому useEffect недостатньо","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fserver-state-paradigm","03.javascript\u002F04.react\u002F04.tanstack-query\u002F01.server-state-paradigm",{"title":2227,"path":2228,"stem":2229},"Встановлення та Налаштування: Фундамент","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Finstallation-and-devtools","03.javascript\u002F04.react\u002F04.tanstack-query\u002F02.installation-and-devtools",{"title":2231,"path":2232,"stem":2233},"Основи Запитів та Магія Ключів","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fquery-basics-and-keys","03.javascript\u002F04.react\u002F04.tanstack-query\u002F03.query-basics-and-keys",{"title":2235,"path":2236,"stem":2237},"Синхронізація Даних: Життєвий Цикл Запиту","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fdata-synchronization","03.javascript\u002F04.react\u002F04.tanstack-query\u002F04.data-synchronization",{"title":2239,"path":2240,"stem":2241},"Мутації та Інвалідація: Зміна Даних","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fmutations-and-invalidation","03.javascript\u002F04.react\u002F04.tanstack-query\u002F05.mutations-and-invalidation",{"title":2243,"path":2244,"stem":2245},"Оптимістичні Оновлення: Швидше за Світло","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Foptimistic-updates","03.javascript\u002F04.react\u002F04.tanstack-query\u002F06.optimistic-updates",{"title":2247,"path":2248,"stem":2249},"Пагінація та Infinite Scroll","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fpagination-and-load-more","03.javascript\u002F04.react\u002F04.tanstack-query\u002F07.pagination-and-load-more",{"title":2251,"path":2252,"stem":2253},"Просунуті Патерни та Оптимізація","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fadvanced-patterns","03.javascript\u002F04.react\u002F04.tanstack-query\u002F08.advanced-patterns",{"title":2255,"path":2256,"stem":2257},"Архітектура та Best Practices","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Farchitecture-and-best-practices","03.javascript\u002F04.react\u002F04.tanstack-query\u002F09.architecture-and-best-practices",{"title":2259,"path":2260,"stem":2261},"Server-Side Rendering (SSR) та Гідратація","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fserver-side-rendering","03.javascript\u002F04.react\u002F04.tanstack-query\u002F10.server-side-rendering",{"title":2263,"path":2264,"stem":2265},"Стратегії Тестування","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Ftesting-strategies","03.javascript\u002F04.react\u002F04.tanstack-query\u002F11.testing-strategies",{"title":2267,"path":2268,"stem":2269},"Аутентифікація та Обробка Помилок","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fauthentication-and-errors","03.javascript\u002F04.react\u002F04.tanstack-query\u002F12.authentication-and-errors",{"title":2271,"path":2272,"stem":2273},"React Suspense та Майбутнє","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Freact-suspense","03.javascript\u002F04.react\u002F04.tanstack-query\u002F13.react-suspense",{"title":2275,"path":2276,"stem":2277},"Глибоке Занурення в Продуктивність","\u002Fjavascript\u002Freact\u002Ftanstack-query\u002Fperformance-deep-dive","03.javascript\u002F04.react\u002F04.tanstack-query\u002F14.performance-deep-dive",{"title":2279,"icon":2194,"path":2280,"stem":2281,"children":2282},"React Router","\u002Fjavascript\u002Freact\u002Freact-router","03.javascript\u002F04.react\u002F05.react-router\u002Findex",[2283,2285,2289,2293,2297,2301,2305,2309],{"title":2284,"path":2280,"stem":2281},"React Router: Навігаційна система сучасного вебу",{"title":2286,"path":2287,"stem":2288},"Налаштування та Базовий Роутинг","\u002Fjavascript\u002Freact\u002Freact-router\u002Fsetup-and-basic-routing","03.javascript\u002F04.react\u002F05.react-router\u002F01.setup-and-basic-routing",{"title":2290,"path":2291,"stem":2292},"Динамічна Навігація","\u002Fjavascript\u002Freact\u002Freact-router\u002Fnavigation-and-links","03.javascript\u002F04.react\u002F05.react-router\u002F02.navigation-and-links",{"title":2294,"path":2295,"stem":2296},"Вкладені Маршрути та Макети","\u002Fjavascript\u002Freact\u002Freact-router\u002Fnested-routes-and-layouts","03.javascript\u002F04.react\u002F05.react-router\u002F03.nested-routes-and-layouts",{"title":2298,"path":2299,"stem":2300},"Динамічні Маршрути та Параметри","\u002Fjavascript\u002Freact\u002Freact-router\u002Fdynamic-routing","03.javascript\u002F04.react\u002F05.react-router\u002F04.dynamic-routing",{"title":2302,"path":2303,"stem":2304},"Data APIs: Loaders та Actions","\u002Fjavascript\u002Freact\u002Freact-router\u002Fdata-loading","03.javascript\u002F04.react\u002F05.react-router\u002F05.data-loading",{"title":2306,"path":2307,"stem":2308},"Просунуті Патерни","\u002Fjavascript\u002Freact\u002Freact-router\u002Fadvanced-patterns","03.javascript\u002F04.react\u002F05.react-router\u002F06.advanced-patterns",{"title":2310,"path":2311,"stem":2312},"Legacy Routing: Компонентний підхід","\u002Fjavascript\u002Freact\u002Freact-router\u002Flegacy-routing","03.javascript\u002F04.react\u002F05.react-router\u002F07.legacy-routing",{"title":2314,"icon":132,"path":2315,"stem":2316,"children":2317},"Redux","\u002Fjavascript\u002Freact\u002Fredux","03.javascript\u002F04.react\u002F06.redux\u002Findex",[2318,2320,2336,2365,2374,2395,2411,2440],{"title":2319,"path":2315,"stem":2316},"Redux: Еволюція управління станом",{"title":14,"icon":15,"path":2321,"stem":2322,"children":2323,"page":59},"\u002Fjavascript\u002Freact\u002Fredux\u002Ffundamentals","03.javascript\u002F04.react\u002F06.redux\u002F01.fundamentals",[2324,2328,2332],{"title":2325,"path":2326,"stem":2327},"Вступ до State Management","\u002Fjavascript\u002Freact\u002Fredux\u002Ffundamentals\u002Fintro-state-management","03.javascript\u002F04.react\u002F06.redux\u002F01.fundamentals\u002F01.intro-state-management",{"title":2329,"path":2330,"stem":2331},"Філософія Redux та Три Принципи","\u002Fjavascript\u002Freact\u002Fredux\u002Ffundamentals\u002Fredux-philosophy","03.javascript\u002F04.react\u002F06.redux\u002F01.fundamentals\u002F02.redux-philosophy",{"title":2333,"path":2334,"stem":2335},"Чисті функції та Іммутабельність","\u002Fjavascript\u002Freact\u002Fredux\u002Ffundamentals\u002Fpure-functions-immutability","03.javascript\u002F04.react\u002F06.redux\u002F01.fundamentals\u002F03.pure-functions-immutability",{"title":2337,"icon":132,"path":2338,"stem":2339,"children":2340,"page":59},"Classic Redux","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux",[2341,2345,2349,2353,2357,2361],{"title":2342,"path":2343,"stem":2344},"Створення Store (Classic Redux)","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Fstore-setup","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F01.store-setup",{"title":2346,"path":2347,"stem":2348},"Actions, Constants та Action Creators","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Factions-constants","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F02.actions-constants",{"title":2350,"path":2351,"stem":2352},"Логіка Reducers","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Freducers","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F03.reducers",{"title":2354,"path":2355,"stem":2356},"Комбінування Reducers (Root Reducer)","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Fdata-flow","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F04.data-flow",{"title":2358,"path":2359,"stem":2360},"Підключення до React (React-Redux)","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Freact-redux-connection","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F05.react-redux-connection",{"title":2362,"path":2363,"stem":2364},"Middleware та Асинхронність (Redux Thunk)","\u002Fjavascript\u002Freact\u002Fredux\u002Fclassic-redux\u002Fmiddleware-thunk","03.javascript\u002F04.react\u002F06.redux\u002F02.classic-redux\u002F06.middleware-thunk",{"title":2366,"icon":132,"path":2367,"stem":2368,"children":2369,"page":59},"Transition To Rtk","\u002Fjavascript\u002Freact\u002Fredux\u002Ftransition-to-rtk","03.javascript\u002F04.react\u002F06.redux\u002F03.transition-to-rtk",[2370],{"title":2371,"path":2372,"stem":2373},"Проблеми класичного Redux","\u002Fjavascript\u002Freact\u002Fredux\u002Ftransition-to-rtk\u002Fproblems-with-classic","03.javascript\u002F04.react\u002F06.redux\u002F03.transition-to-rtk\u002F01.problems-with-classic",{"title":2375,"icon":132,"path":2376,"stem":2377,"children":2378,"page":59},"Redux Toolkit","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit",[2379,2383,2387,2391],{"title":2380,"path":2381,"stem":2382},"Налаштування Store з configureStore","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit\u002Fconfigure-store","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit\u002F01.configure-store",{"title":2384,"path":2385,"stem":2386},"createSlice: Революція в Redux","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit\u002Fcreate-slice","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit\u002F02.create-slice",{"title":2388,"path":2389,"stem":2390},"Асинхронність з createAsyncThunk","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit\u002Fasync-thunks","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit\u002F03.async-thunks",{"title":2392,"path":2393,"stem":2394},"04. Entity Adapter: Керування нормалізованим станом","\u002Fjavascript\u002Freact\u002Fredux\u002Fredux-toolkit\u002Fentity-adapter","03.javascript\u002F04.react\u002F06.redux\u002F04.redux-toolkit\u002F04.entity-adapter",{"title":2396,"icon":92,"path":2397,"stem":2398,"children":2399,"page":59},"Advanced","\u002Fjavascript\u002Freact\u002Fredux\u002Fadvanced","03.javascript\u002F04.react\u002F06.redux\u002F05.advanced",[2400,2404,2408],{"title":2401,"path":2402,"stem":2403},"Мемоізація та Селектори: Повний Гайд по Reselect","\u002Fjavascript\u002Freact\u002Fredux\u002Fadvanced\u002Fselectors-reselect","03.javascript\u002F04.react\u002F06.redux\u002F05.advanced\u002F01.selectors-reselect",{"title":2405,"path":2406,"stem":2407},"RTK Query: Архітектура Серверного Кешу","\u002Fjavascript\u002Freact\u002Fredux\u002Fadvanced\u002Frtk-query-intro","03.javascript\u002F04.react\u002F06.redux\u002F05.advanced\u002F02.rtk-query-intro",{"title":2255,"path":2409,"stem":2410},"\u002Fjavascript\u002Freact\u002Fredux\u002Fadvanced\u002Farchitecture-best-practices","03.javascript\u002F04.react\u002F06.redux\u002F05.advanced\u002F03.architecture-best-practices",{"title":2412,"icon":132,"path":2413,"stem":2414,"children":2415,"page":59},"Project Kanban","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban",[2416,2420,2424,2428,2432,2436],{"title":2417,"path":2418,"stem":2419},"Проєкт: Kanban Board (Trello Clone)","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Fproject-overview","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F01.project-overview",{"title":2421,"path":2422,"stem":2423},"Налаштування та Типізація","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Fsetup-and-types","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F02.setup-and-types",{"title":2425,"path":2426,"stem":2427},"Board Slice: Серце Дошки","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Fboard-slice","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F03.board-slice",{"title":2429,"path":2430,"stem":2431},"Логіка Drag & Drop","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Fdrag-and-drop-logic","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F04.drag-and-drop-logic",{"title":2433,"path":2434,"stem":2435},"Інтеграція з RTK Query","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Frtk-query-integration","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F05.rtk-query-integration",{"title":2437,"path":2438,"stem":2439},"Optimistic Updates","\u002Fjavascript\u002Freact\u002Fredux\u002Fproject-kanban\u002Foptimistic-updates","03.javascript\u002F04.react\u002F06.redux\u002F06.project-kanban\u002F06.optimistic-updates",{"title":2441,"icon":132,"path":2442,"stem":2443,"children":2444,"page":59},"Testing","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting","03.javascript\u002F04.react\u002F06.redux\u002F07.testing",[2445,2449,2453,2457,2461],{"title":2446,"path":2447,"stem":2448},"Тестування Redux","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Fintro-testing","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F01.intro-testing",{"title":2450,"path":2451,"stem":2452},"Тестування Reducers","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Ftesting-reducers","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F02.testing-reducers",{"title":2454,"path":2455,"stem":2456},"Тестування Селекторів","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Ftesting-selectors","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F03.testing-selectors",{"title":2458,"path":2459,"stem":2460},"Тестування Компонентів (Integration)","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Ftesting-components","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F04.testing-components",{"title":2462,"path":2463,"stem":2464},"Тестування Async Thunks","\u002Fjavascript\u002Freact\u002Fredux\u002Ftesting\u002Ftesting-thunks","03.javascript\u002F04.react\u002F06.redux\u002F07.testing\u002F05.testing-thunks",{"title":2466,"icon":132,"path":2467,"stem":2468,"children":2469},"Ui Libraries","\u002Fjavascript\u002Freact\u002Fui-libraries","03.javascript\u002F04.react\u002F07.ui-libraries\u002Findex",[2470,2472,2476,2480,2484,2488,2492],{"title":2471,"path":2467,"stem":2468},"UI Бібліотеки в React",{"title":2473,"path":2474,"stem":2475},"Вступ до UI Бібліотек: Навіщо Винаходити Велосипед Двічі?","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fintroduction-to-ui-libraries","03.javascript\u002F04.react\u002F07.ui-libraries\u002F01.introduction-to-ui-libraries",{"title":2477,"path":2478,"stem":2479},"Філософія shadcn\u002Fui: \"Not a Component Library\"","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-philosophy","03.javascript\u002F04.react\u002F07.ui-libraries\u002F02.shadcn-philosophy",{"title":2481,"path":2482,"stem":2483},"Установка та Налаштування shadcn\u002Fui","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-installation","03.javascript\u002F04.react\u002F07.ui-libraries\u002F03.shadcn-installation",{"title":2485,"path":2486,"stem":2487},"Базові Компоненти shadcn\u002Fui: Фундамент Інтерфейсу","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-components-basics","03.javascript\u002F04.react\u002F07.ui-libraries\u002F04.shadcn-components-basics",{"title":2489,"path":2490,"stem":2491},"Компоненти Форм: Побудова Інтерактивних Form","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-components-forms","03.javascript\u002F04.react\u002F07.ui-libraries\u002F05.shadcn-components-forms",{"title":2493,"path":2494,"stem":2495},"Складні Компоненти: Dialog, Dropdown, Table та Command","\u002Fjavascript\u002Freact\u002Fui-libraries\u002Fshadcn-components-advanced","03.javascript\u002F04.react\u002F07.ui-libraries\u002F06.shadcn-components-advanced",{"title":2497,"icon":2498,"path":2499,"stem":2500,"children":2501,"page":59},"TypeScript","i-devicon-typescript","\u002Fjavascript\u002Ftypescript","03.javascript\u002F05.typescript",[2502,2506,2510,2514,2518,2522,2526,2530],{"title":2503,"path":2504,"stem":2505},"TypeScript: Броня для вашого коду","\u002Fjavascript\u002Ftypescript\u002Fintro-and-basic-types","03.javascript\u002F05.typescript\u002F01.intro-and-basic-types",{"title":2507,"path":2508,"stem":2509},"Майстерність Моделювання Даних: Інтерфейси та Просунуті Типи","\u002Fjavascript\u002Ftypescript\u002Finterfaces-and-advanced-types","03.javascript\u002F05.typescript\u002F02.interfaces-and-advanced-types",{"title":2511,"path":2512,"stem":2513},"Алхімія Типів: Generics та Utility Types","\u002Fjavascript\u002Ftypescript\u002Fgenerics-and-utilities","03.javascript\u002F05.typescript\u002F03.generics-and-utilities",{"title":2515,"path":2516,"stem":2517},"Архітектура та Шаблони: Класи в TypeScript","\u002Fjavascript\u002Ftypescript\u002Fclasses-and-oop","03.javascript\u002F05.typescript\u002F04.classes-and-oop",{"title":2519,"path":2520,"stem":2521},"Продакшн та Екосистема: Advanced Config & Workflow","\u002Fjavascript\u002Ftypescript\u002Fadvanced-patterns-and-config","03.javascript\u002F05.typescript\u002F05.advanced-patterns-and-config",{"title":2523,"path":2524,"stem":2525},"TypeScript у світі React","\u002Fjavascript\u002Ftypescript\u002Freact-basics","03.javascript\u002F05.typescript\u002F06.react-basics",{"title":2527,"path":2528,"stem":2529},"React + TypeScript: Продвинуті патерни","\u002Fjavascript\u002Ftypescript\u002Freact-advanced","03.javascript\u002F05.typescript\u002F07.react-advanced",{"title":2531,"path":2532,"stem":2533},"React + TypeScript: Екосистема та бібліотеки","\u002Fjavascript\u002Ftypescript\u002Freact-ecosystem","03.javascript\u002F05.typescript\u002F08.react-ecosystem",{"title":2535,"icon":2536,"path":2537,"stem":2538,"children":2539,"page":59},"Асинхронність","i-lucide-refresh-cw","\u002Fjavascript\u002Fasync-programming","03.javascript\u002F06.async-programming",[2540,2544,2548],{"title":2541,"path":2542,"stem":2543},"Event Loop: серце асинхронності в JavaScript","\u002Fjavascript\u002Fasync-programming\u002Fevent-loop-fundamentals","03.javascript\u002F06.async-programming\u002F01.event-loop-fundamentals",{"title":2545,"path":2546,"stem":2547},"Task Queue та Microtask Queue: пріоритети виконання","\u002Fjavascript\u002Fasync-programming\u002Ftask-queues","03.javascript\u002F06.async-programming\u002F02.task-queues",{"title":2549,"path":2550,"stem":2551},"Асинхронні патерни: від Callbacks до Async\u002FAwait","\u002Fjavascript\u002Fasync-programming\u002Fasync-patterns","03.javascript\u002F06.async-programming\u002F03.async-patterns",{"title":2553,"path":2554,"stem":2555},"Atomic Design","\u002Fjavascript\u002Fatomic-design","03.javascript\u002F2.atomic-design",{"title":2557,"icon":2558,"path":2559,"stem":2560,"children":2561,"page":59},"Java","i-devicon-java","\u002Fjava","04.java",[2562,2565,2568,2572,2576,2580,2584],{"title":162,"path":2563,"stem":2564},"\u002Fjava\u002Fdata-mapper-part1","04.java\u002F01.data-mapper-part1",{"title":166,"path":2566,"stem":2567},"\u002Fjava\u002Fdata-mapper-part2","04.java\u002F02.data-mapper-part2",{"title":2569,"path":2570,"stem":2571},"Service Layer: Організація бізнес-логіки","\u002Fjava\u002Fservice-layer","04.java\u002F03.service-layer",{"title":2573,"path":2574,"stem":2575},"Rich Domain Model та State Pattern","\u002Fjava\u002Frich-domain-model","04.java\u002F04.rich-domain-model",{"title":2577,"path":2578,"stem":2579},"Патерни для складної бізнес-логіки","\u002Fjava\u002Fbusiness-logic-patterns","04.java\u002F05.business-logic-patterns",{"title":2581,"path":2582,"stem":2583},"Обробка помилок та валідація","\u002Fjava\u002Ferror-handling-validation","04.java\u002F06.error-handling-validation",{"title":2585,"path":2586,"stem":2587,"children":2588,"page":59},"Проектування баз даних","\u002Fjava\u002Fpr2","04.java\u002Fpr2",[2589,2593,2597,2601,2605,2609,2613,2617,2621,2625,2629,2633,2637,2641,2645,2649,2653,2657,2661,2665,2669,2673,2677,2681,2685,2689,2693,2697,2701,2705,2709,2713,2717,2721,2725,2729,2733],{"title":2590,"path":2591,"stem":2592},"Концептуальне моделювання: Мистецтво розуміння предметної області","\u002Fjava\u002Fpr2\u002Fconceptual-modeling","04.java\u002Fpr2\u002F01.conceptual-modeling",{"title":2594,"path":2595,"stem":2596},"Логічне моделювання: Від бізнес-ідей до структур даних","\u002Fjava\u002Fpr2\u002Flogical-modeling","04.java\u002Fpr2\u002F02.logical-modeling",{"title":2598,"path":2599,"stem":2600},"Нормалізація: Гігієна даних та боротьба з аномаліями","\u002Fjava\u002Fpr2\u002Fnormalization","04.java\u002Fpr2\u002F03.normalization",{"title":2602,"path":2603,"stem":2604},"Фізична схема: Від абстракції до DDL","\u002Fjava\u002Fpr2\u002Fphysical-schema","04.java\u002Fpr2\u002F04.physical-schema",{"title":2606,"path":2607,"stem":2608},"Архітектурна класифікація таблиць","\u002Fjava\u002Fpr2\u002Ftable-classification","04.java\u002Fpr2\u002F05.table-classification",{"title":2610,"path":2611,"stem":2612},"Database Migrations: Версіонування схеми з Flyway","\u002Fjava\u002Fpr2\u002Fdatabase-migrations","04.java\u002Fpr2\u002F06.database-migrations",{"title":2614,"path":2615,"stem":2616},"А що, якби це була не реляційна БД?","\u002Fjava\u002Fpr2\u002Fbeyond-relational","04.java\u002Fpr2\u002F07.beyond-relational",{"title":2618,"path":2619,"stem":2620},"Object-Relational Impedance Mismatch: Два світи, що не хочуть дружити","\u002Fjava\u002Fpr2\u002Fimpedance-mismatch","04.java\u002Fpr2\u002F09.impedance-mismatch",{"title":2622,"path":2623,"stem":2624},"JDBC: Перший контакт із базою даних","\u002Fjava\u002Fpr2\u002Fjdbc-fundamentals","04.java\u002Fpr2\u002F10.jdbc-fundamentals",{"title":2626,"path":2627,"stem":2628},"Якість коду: Spotless, SpotBugs та SonarQube","\u002Fjava\u002Fpr2\u002F10a.code-quality","04.java\u002Fpr2\u002F10a.code-quality",{"title":2630,"path":2631,"stem":2632},"Connection Pool: Патерн Object Pool для JDBC-з'єднань","\u002Fjava\u002Fpr2\u002Fconnection-pool","04.java\u002Fpr2\u002F11.connection-pool",{"title":2634,"path":2635,"stem":2636},"Row Data Gateway: Об'єкт як обгортка рядка таблиці","\u002Fjava\u002Fpr2\u002Frow-data-gateway","04.java\u002Fpr2\u002F12.row-data-gateway",{"title":2638,"path":2639,"stem":2640},"Table Data Gateway: Фасад таблиці як архітектурний відступ","\u002Fjava\u002Fpr2\u002Ftable-data-gateway","04.java\u002Fpr2\u002F13.table-data-gateway",{"title":2642,"path":2643,"stem":2644},"Repository + Data Mapper: Правильна шарова архітектура з JDBC","\u002Fjava\u002Fpr2\u002Frepository-data-mapper","04.java\u002Fpr2\u002F14.repository-data-mapper",{"title":2646,"path":2647,"stem":2648},"Identity Map: Кешування сутностей у рамках сесії","\u002Fjava\u002Fpr2\u002Fidentity-map","04.java\u002Fpr2\u002F15.identity-map",{"title":2650,"path":2651,"stem":2652},"Unit of Work: Відстеження змін і координація JDBC-транзакцій","\u002Fjava\u002Fpr2\u002Funit-of-work","04.java\u002Fpr2\u002F16.unit-of-work",{"title":2654,"path":2655,"stem":2656},"Strategy: Замінювані SQL-стратегії для підтримки різних СУБД","\u002Fjava\u002Fpr2\u002Fstrategy-sql","04.java\u002Fpr2\u002F17.strategy-sql",{"title":2658,"path":2659,"stem":2660},"Proxy: Lazy Loading для One-To-Many колекцій","\u002Fjava\u002Fpr2\u002Fproxy-lazy-loading","04.java\u002Fpr2\u002F18.proxy-lazy-loading",{"title":2662,"path":2663,"stem":2664},"Generic Repository через Java Reflection: анотації та динамічний SQL","\u002Fjava\u002Fpr2\u002Fgeneric-repository-reflection","04.java\u002Fpr2\u002F19.generic-repository-reflection",{"title":2666,"path":2667,"stem":2668},"Specification Pattern: Композиція бізнес-правил для складних запитів","\u002Fjava\u002Fpr2\u002Fspecification-pattern","04.java\u002Fpr2\u002F20.specification-pattern",{"title":2670,"path":2671,"stem":2672},"Розширені можливості Specification Pattern: підзапити, агрегації та гібридний підхід","\u002Fjava\u002Fpr2\u002F20a.advanced-specifications","04.java\u002Fpr2\u002F20a.advanced-specifications",{"title":2674,"path":2675,"stem":2676},"Асинхронність у JDBC: Від блокуючих викликів до CompletableFuture","\u002Fjava\u002Fpr2\u002Fasynchronous-jdbc","04.java\u002Fpr2\u002F21.asynchronous-jdbc",{"title":2678,"path":2679,"stem":2680},"Інтеграційне тестування JDBC-репозиторіїв: Embedded H2 та патерн AAA","\u002Fjava\u002Fpr2\u002Fintegration-testing-h2","04.java\u002Fpr2\u002F22.integration-testing-h2",{"title":2682,"path":2683,"stem":2684},"Testcontainers: Тестування з реальною PostgreSQL у Docker-контейнерах","\u002Fjava\u002Fpr2\u002Fintegration-testing-testcontainers","04.java\u002Fpr2\u002F23.integration-testing-testcontainers",{"title":2686,"path":2687,"stem":2688},"Google Guice: Впровадження залежностей у JavaFX-проєкті","\u002Fjava\u002Fpr2\u002Fdependency-injection-guice","04.java\u002Fpr2\u002F24.dependency-injection-guice",{"title":2690,"path":2691,"stem":2692},"JavaFX: Основи побудови графічних інтерфейсів","\u002Fjava\u002Fpr2\u002Fjavafx-fundamentals","04.java\u002Fpr2\u002F25.javafx-fundamentals",{"title":2694,"path":2695,"stem":2696},"Properties та Bindings: Реактивність у JavaFX","\u002Fjava\u002Fpr2\u002Fjavafx-properties-bindings","04.java\u002Fpr2\u002F26.javafx-properties-bindings",{"title":2698,"path":2699,"stem":2700},"MVC vs MVP vs MVVM: Еволюція архітектурних патернів UI","\u002Fjava\u002Fpr2\u002Fui-architecture-patterns","04.java\u002Fpr2\u002F27.ui-architecture-patterns",{"title":2702,"path":2703,"stem":2704},"MVVM на практиці: Побудова ViewModel","\u002Fjava\u002Fpr2\u002Fmvvm-viewmodel-implementation","04.java\u002Fpr2\u002F28.mvvm-viewmodel-implementation",{"title":2706,"path":2707,"stem":2708},"View та Controller: Зв'язування з ViewModel через FXML","\u002Fjava\u002Fpr2\u002Fmvvm-view-controller","04.java\u002Fpr2\u002F29.mvvm-view-controller",{"title":2710,"path":2711,"stem":2712},"Інтеграція MVVM з Guice: Автоматична ін'єкція залежностей","\u002Fjava\u002Fpr2\u002Fmvvm-guice-integration","04.java\u002Fpr2\u002F30.mvvm-guice-integration",{"title":2714,"path":2715,"stem":2716},"Валідація та обробка помилок у MVVM","\u002Fjava\u002Fpr2\u002Fmvvm-validation-error-handling","04.java\u002Fpr2\u002F31.mvvm-validation-error-handling",{"title":2718,"path":2719,"stem":2720},"Навігація та управління екранами у JavaFX MVVM","\u002Fjava\u002Fpr2\u002Fmvvm-navigation-screen-management","04.java\u002Fpr2\u002F32.mvvm-navigation-screen-management",{"title":2722,"path":2723,"stem":2724},"Тестування JavaFX MVVM-додатків","\u002Fjava\u002Fpr2\u002Fmvvm-testing","04.java\u002Fpr2\u002F33.mvvm-testing",{"title":2726,"path":2727,"stem":2728},"Стилізація та теми у JavaFX: CSS та User Experience","\u002Fjava\u002Fpr2\u002Fjavafx-styling-themes","04.java\u002Fpr2\u002F34.javafx-styling-themes",{"title":2730,"path":2731,"stem":2732},"AtlantaFX: Сучасні теми для JavaFX додатків","\u002Fjava\u002Fpr2\u002Fatlantafx-modern-themes","04.java\u002Fpr2\u002F35.atlantafx-modern-themes",{"title":2734,"path":2735,"stem":2736},"Пакування та розповсюдження JavaFX-додатків","\u002Fjava\u002Fpr2\u002Fjar-packaging-distribution","04.java\u002Fpr2\u002F36.jar-packaging-distribution",{"title":2738,"icon":2739,"path":2740,"stem":2741,"children":2742,"page":59},"Python","i-devicon-python","\u002Fpython","05.python",[2743,2747,2750,2754,2758,2762,2766,2770,2774,2778,2782,2786,2790,2794,2798,2859],{"title":2744,"path":2745,"stem":2746},"Модулі, Пакети та Віртуальні Середовища","\u002Fpython\u002Fmodules-packages-venv","05.python\u002F00.modules-packages-venv",{"title":71,"path":2748,"stem":2749},"\u002Fpython\u002Fclasses-objects","05.python\u002F01.classes-objects",{"title":2751,"path":2752,"stem":2753},"Інкапсуляція, Керування Доступом та Властивості","\u002Fpython\u002Fencapsulation","05.python\u002F02.encapsulation",{"title":2755,"path":2756,"stem":2757},"Наслідування, MRO та суперсила super()","\u002Fpython\u002Finheritance-mro","05.python\u002F03.inheritance-mro",{"title":2759,"path":2760,"stem":2761},"Абстракція — ABC проти Статичних Протоколів (PEP 544)","\u002Fpython\u002Fabstraction-protocols","05.python\u002F04.abstraction-protocols",{"title":2763,"path":2764,"stem":2765},"Магічні методи (Dunder) та Емуляція протоколів","\u002Fpython\u002Fdunder-methods","05.python\u002F05.dunder-methods",{"title":2767,"path":2768,"stem":2769},"Декоратори та Керування життєвим циклом методів","\u002Fpython\u002Fdecorators-static-class","05.python\u002F06.decorators-static-class",{"title":2771,"path":2772,"stem":2773},"Дескриптори — Магія доступу до атрибутів","\u002Fpython\u002Fdescriptors","05.python\u002F07.descriptors",{"title":2775,"path":2776,"stem":2777},"Метакласи — Динамічне створення класів під капотом CPython","\u002Fpython\u002Fmetaclasses","05.python\u002F08.metaclasses",{"title":2779,"path":2780,"stem":2781},"Dataclasses, NamedTuple та сучасні контейнери Python","\u002Fpython\u002Fmodern-containers","05.python\u002F09.modern-containers",{"title":2783,"path":2784,"stem":2785},"GIL та модель конкурентності CPython — фундамент перед потоками і процесами","\u002Fpython\u002Fgil-concurrency-intro","05.python\u002F11.gil-concurrency-intro",{"title":2787,"path":2788,"stem":2789},"Threading — конкурентність для I\u002FO-bound задач","\u002Fpython\u002Fthreading","05.python\u002F12.threading",{"title":2791,"path":2792,"stem":2793},"Multiprocessing — справжній паралелізм для CPU-bound задач","\u002Fpython\u002Fmultiprocessing","05.python\u002F13.multiprocessing",{"title":2795,"path":2796,"stem":2797},"asyncio — кооперативна конкурентність та event loop","\u002Fpython\u002Fasyncio","05.python\u002F14.asyncio",{"title":2799,"icon":92,"path":2800,"stem":2801,"children":2802,"page":59},"FastAPI","\u002Fpython\u002Ffastapi","05.python\u002Ffastapi",[2803,2807,2811,2815,2819,2823,2827,2831,2835,2839,2843,2847,2851,2855],{"title":2804,"path":2805,"stem":2806},"Глибокий Typing та Pydantic v2 — від анотацій до валідації","\u002Fpython\u002Ffastapi\u002Ftyping-pydantic","05.python\u002Ffastapi\u002F15.typing-pydantic",{"title":2808,"path":2809,"stem":2810},"WSGI, ASGI та Python Web-екосистема","\u002Fpython\u002Ffastapi\u002Fwsgi-asgi-ecosystem","05.python\u002Ffastapi\u002F16.wsgi-asgi-ecosystem",{"title":2812,"path":2813,"stem":2814},"FastAPI: Перший додаток, Uvicorn та OpenAPI","\u002Fpython\u002Ffastapi\u002Ffastapi-intro","05.python\u002Ffastapi\u002F17.fastapi-intro",{"title":2816,"path":2817,"stem":2818},"Маршрутизація, параметри запитів та APIRouter","\u002Fpython\u002Ffastapi\u002Ffastapi-routing-params","05.python\u002Ffastapi\u002F18.fastapi-routing-params",{"title":2820,"path":2821,"stem":2822},"Pydantic v2 у FastAPI — схеми, валідація та серіалізація","\u002Fpython\u002Ffastapi\u002Ffastapi-pydantic-schemas","05.python\u002Ffastapi\u002F19.fastapi-pydantic-schemas",{"title":2824,"path":2825,"stem":2826},"Dependency Injection — серце архітектури FastAPI","\u002Fpython\u002Ffastapi\u002Ffastapi-dependency-injection","05.python\u002Ffastapi\u002F20.fastapi-dependency-injection",{"title":2828,"path":2829,"stem":2830},"Обробка помилок, Middleware та CORS у FastAPI","\u002Fpython\u002Ffastapi\u002Ffastapi-errors-middleware","05.python\u002Ffastapi\u002F21.fastapi-errors-middleware",{"title":2832,"path":2833,"stem":2834},"SQLAlchemy 2.0 — ORM, Core та Async Engine","\u002Fpython\u002Ffastapi\u002Fsqlalchemy-orm","05.python\u002Ffastapi\u002F22.sqlalchemy-orm",{"title":2836,"path":2837,"stem":2838},"Alembic — міграції бази даних","\u002Fpython\u002Ffastapi\u002Falembic-migrations","05.python\u002Ffastapi\u002F23.alembic-migrations",{"title":2840,"path":2841,"stem":2842},"Repository Pattern та Clean Architecture у FastAPI","\u002Fpython\u002Ffastapi\u002Ffastapi-repository-clean-arch","05.python\u002Ffastapi\u002F24.fastapi-repository-clean-arch",{"title":2844,"path":2845,"stem":2846},"Автентифікація та авторизація — JWT, OAuth2, RBAC","\u002Fpython\u002Ffastapi\u002Ffastapi-auth-security","05.python\u002Ffastapi\u002F25.fastapi-auth-security",{"title":2848,"path":2849,"stem":2850},"Тестування FastAPI — pytest, httpx, fixtures","\u002Fpython\u002Ffastapi\u002Ffastapi-testing","05.python\u002Ffastapi\u002F26.fastapi-testing",{"title":2852,"path":2853,"stem":2854},"Async на повну — Background Tasks, WebSockets, SSE та Celery","\u002Fpython\u002Ffastapi\u002Ffastapi-async-advanced","05.python\u002Ffastapi\u002F27.fastapi-async-advanced",{"title":2856,"path":2857,"stem":2858},"Deployment — Docker, CI\u002FCD, Monitoring","\u002Fpython\u002Ffastapi\u002Ffastapi-deployment","05.python\u002Ffastapi\u002F28.fastapi-deployment",{"title":2860,"path":2861,"stem":2862},"[object Object]","\u002Fpython\u002Foop-plan","05.python\u002Foop-plan",{"title":2864,"icon":2865,"path":2866,"stem":2867,"children":2868,"page":59},"Бази даних","i-lucide-database","\u002Fdatabases","06.databases",[2869,2899,2922,2959,2988,3006,3040,3052,3061],{"title":2870,"icon":2871,"path":2872,"stem":2873,"children":2874,"page":59},"Intro","i-lucide-play","\u002Fdatabases\u002Fintro","06.databases\u002F01.intro",[2875,2879,2883,2887,2891,2895],{"title":2876,"path":2877,"stem":2878},"Введення в теорію баз даних","\u002Fdatabases\u002Fintro\u002Fintroduction-to-databases","06.databases\u002F01.intro\u002F01.introduction-to-databases",{"title":2880,"path":2881,"stem":2882},"Реляційна модель даних","\u002Fdatabases\u002Fintro\u002Frelational-model-theory","06.databases\u002F01.intro\u002F02.relational-model-theory",{"title":2884,"path":2885,"stem":2886},"ER-моделювання","\u002Fdatabases\u002Fintro\u002Fer-modeling","06.databases\u002F01.intro\u002F03.er-modeling",{"title":2888,"path":2889,"stem":2890},"Логічне проектування БД","\u002Fdatabases\u002Fintro\u002Flogical-schema","06.databases\u002F01.intro\u002F04.logical-schema",{"title":2892,"path":2893,"stem":2894},"Класифікація таблиць","\u002Fdatabases\u002Fintro\u002Ftable-classification","06.databases\u002F01.intro\u002F05.table-classification",{"title":2896,"path":2897,"stem":2898},"PlantUML для баз даних","\u002Fdatabases\u002Fintro\u002Fplantuml-diagrams","06.databases\u002F01.intro\u002F06.plantuml-diagrams",{"title":2900,"icon":2865,"path":2901,"stem":2902,"children":2903,"page":59},"MS SQL Server Start","\u002Fdatabases\u002Fms-sql-server-start","06.databases\u002F02.ms-sql-server-start",[2904,2908,2914,2918],{"title":2905,"path":2906,"stem":2907},"Типи даних у MS SQL Server","\u002Fdatabases\u002Fms-sql-server-start\u002Fdata-types","06.databases\u002F02.ms-sql-server-start\u002F01.data-types",{"title":2909,"path":2910,"stem":2911,"children":2912},"Індекси у MS SQL Server","\u002Fdatabases\u002Fms-sql-server-start\u002Fsql-indexes","06.databases\u002F02.ms-sql-server-start\u002F02.sql-indexes",[2913],{"title":2909,"path":2910,"stem":2911},{"title":2915,"path":2916,"stem":2917},"Системні бази даних MS SQL Server","\u002Fdatabases\u002Fms-sql-server-start\u002Fsystem-databases","06.databases\u002F02.ms-sql-server-start\u002F03.system-databases",{"title":2919,"path":2920,"stem":2921},"Огляд мови SQL та запитів","\u002Fdatabases\u002Fms-sql-server-start\u002Fsql-queries-overview","06.databases\u002F02.ms-sql-server-start\u002F04.sql-queries-overview",{"title":2923,"icon":2865,"path":2924,"stem":2925,"children":2926,"page":59},"SQL","\u002Fdatabases\u002Fsql","06.databases\u002F03.sql",[2927,2931,2935,2939,2943,2947,2951,2955],{"title":2928,"path":2929,"stem":2930},"Налаштування демонстраційної бази даних","\u002Fdatabases\u002Fsql\u002Fsample-database-setup","06.databases\u002F03.sql\u002F00.sample-database-setup",{"title":2932,"path":2933,"stem":2934},"DDL - Створення таблиць (CREATE TABLE)","\u002Fdatabases\u002Fsql\u002Fddl-create-table","06.databases\u002F03.sql\u002F01.ddl-create-table",{"title":2936,"path":2937,"stem":2938},"DDL - Зміна та видалення таблиць (ALTER, DROP)","\u002Fdatabases\u002Fsql\u002Fddl-alter-drop-table","06.databases\u002F03.sql\u002F02.ddl-alter-drop-table",{"title":2940,"path":2941,"stem":2942},"SELECT запити - Основи","\u002Fdatabases\u002Fsql\u002Fselect-queries-fundamentals","06.databases\u002F03.sql\u002F03.select-queries-fundamentals",{"title":2944,"path":2945,"stem":2946},"SELECT запити - Розширені можливості","\u002Fdatabases\u002Fsql\u002Fselect-queries-advanced","06.databases\u002F03.sql\u002F04.select-queries-advanced",{"title":2948,"path":2949,"stem":2950},"INSERT запити - Додавання даних","\u002Fdatabases\u002Fsql\u002Finsert-queries","06.databases\u002F03.sql\u002F05.insert-queries",{"title":2952,"path":2953,"stem":2954},"UPDATE та DELETE запити","\u002Fdatabases\u002Fsql\u002Fupdate-delete-queries","06.databases\u002F03.sql\u002F06.update-delete-queries",{"title":2956,"path":2957,"stem":2958},"Транзакції в SQL","\u002Fdatabases\u002Fsql\u002Ftransactions","06.databases\u002F03.sql\u002F07.transactions",{"title":2960,"icon":2865,"path":2961,"stem":2962,"children":2963,"page":59},"Multi Table Databases","\u002Fdatabases\u002Fmulti-table-databases","06.databases\u002F04.multi-table-databases",[2964,2968,2972,2976,2980,2984],{"title":2965,"path":2966,"stem":2967},"Зв'язки та нормалізація БД","\u002Fdatabases\u002Fmulti-table-databases\u002Frelationships-and-normalization","06.databases\u002F04.multi-table-databases\u002F00.relationships-and-normalization",{"title":2969,"path":2970,"stem":2971},"INNER JOIN - З'єднання таблиць","\u002Fdatabases\u002Fmulti-table-databases\u002Finner-join","06.databases\u002F04.multi-table-databases\u002F01.inner-join",{"title":2973,"path":2974,"stem":2975},"OUTER JOINs - LEFT, RIGHT, FULL","\u002Fdatabases\u002Fmulti-table-databases\u002Fouter-joins","06.databases\u002F04.multi-table-databases\u002F02.outer-joins",{"title":2977,"path":2978,"stem":2979},"CROSS та SELF JOINs","\u002Fdatabases\u002Fmulti-table-databases\u002Fcross-self-joins","06.databases\u002F04.multi-table-databases\u002F03.cross-self-joins",{"title":2981,"path":2982,"stem":2983},"Підзапити (Subqueries)","\u002Fdatabases\u002Fmulti-table-databases\u002Fsubqueries","06.databases\u002F04.multi-table-databases\u002F04.subqueries",{"title":2985,"path":2986,"stem":2987},"Агрегації з JOIN","\u002Fdatabases\u002Fmulti-table-databases\u002Faggregations-with-joins","06.databases\u002F04.multi-table-databases\u002F05.aggregations-with-joins",{"title":2989,"icon":2990,"path":2991,"stem":2992,"children":2993,"page":59},"Aggregate Functions","i-lucide-calculator","\u002Fdatabases\u002Faggregate-functions","06.databases\u002F05.aggregate-functions",[2994,2998,3002],{"title":2995,"path":2996,"stem":2997},"Функції агрегування в MS SQL Server","\u002Fdatabases\u002Faggregate-functions\u002Fintroduction-aggregate-functions","06.databases\u002F05.aggregate-functions\u002F01.introduction-aggregate-functions",{"title":2999,"path":3000,"stem":3001},"Групування даних в MS SQL Server","\u002Fdatabases\u002Faggregate-functions\u002Fgrouping-data","06.databases\u002F05.aggregate-functions\u002F02.grouping-data",{"title":3003,"path":3004,"stem":3005},"Підзапити з агрегатними функціями","\u002Fdatabases\u002Faggregate-functions\u002Fsubqueries-aggregates","06.databases\u002F05.aggregate-functions\u002F03.subqueries-aggregates",{"title":3007,"icon":3008,"path":3009,"stem":3010,"children":3011,"page":59},"Тригери та зберігаємі процедури","i-lucide-database-zap","\u002Fdatabases\u002Ftriggers-stored-procedures","06.databases\u002F07.triggers-stored-procedures",[3012,3016,3020,3024,3028,3032,3036],{"title":3013,"path":3014,"stem":3015},"DML-тригери","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fdml-triggers","06.databases\u002F07.triggers-stored-procedures\u002F01.dml-triggers",{"title":3017,"path":3018,"stem":3019},"DDL-тригери","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fddl-triggers","06.databases\u002F07.triggers-stored-procedures\u002F02.ddl-triggers",{"title":3021,"path":3022,"stem":3023},"Transact-SQL розширення","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Ftransact-sql-extensions","06.databases\u002F07.triggers-stored-procedures\u002F03.transact-sql-extensions",{"title":3025,"path":3026,"stem":3027},"Транзакції","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Ftransactions","06.databases\u002F07.triggers-stored-procedures\u002F04.transactions",{"title":3029,"path":3030,"stem":3031},"Зберігаємі процедури","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fstored-procedures","06.databases\u002F07.triggers-stored-procedures\u002F05.stored-procedures",{"title":3033,"path":3034,"stem":3035},"Користувацькі функції","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fuser-defined-functions","06.databases\u002F07.triggers-stored-procedures\u002F06.user-defined-functions",{"title":3037,"path":3038,"stem":3039},"Безпека баз даних","\u002Fdatabases\u002Ftriggers-stored-procedures\u002Fsecurity","06.databases\u002F07.triggers-stored-procedures\u002F08.security",{"title":3037,"icon":793,"path":3041,"stem":3042,"children":3043,"page":59},"\u002Fdatabases\u002Fsecurity","06.databases\u002F08.security",[3044,3048],{"title":3045,"path":3046,"stem":3047},"Вступ до безпеки баз даних","\u002Fdatabases\u002Fsecurity\u002Fintroduction","06.databases\u002F08.security\u002F01.introduction",{"title":3049,"path":3050,"stem":3051},"Системні представлення та метадані","\u002Fdatabases\u002Fsecurity\u002Fsystem-views","06.databases\u002F08.security\u002F02.system-views",{"title":3053,"icon":3054,"path":3055,"stem":3056,"children":3057,"page":59},"Резервне копіювання та відновлення","i-lucide-database-backup","\u002Fdatabases\u002Fbackup-recovery","06.databases\u002F09.backup-recovery",[3058],{"title":3053,"path":3059,"stem":3060},"\u002Fdatabases\u002Fbackup-recovery\u002Fbackup-restore","06.databases\u002F09.backup-recovery\u002F01.backup-restore",{"title":3062,"icon":3063,"path":3064,"stem":3065,"children":3066,"page":59},"Повнотекстовий пошук","i-lucide-search","\u002Fdatabases\u002Ffull-text-search","06.databases\u002F10.full-text-search",[3067],{"title":3062,"path":3068,"stem":3069},"\u002Fdatabases\u002Ffull-text-search\u002Ffull-text-search","06.databases\u002F10.full-text-search\u002F01.full-text-search",{"title":3071,"icon":3072,"path":3073,"stem":3074,"children":3075,"page":59},"Tools","i-lucide-wrench","\u002Ftools","07.tools",[3076,3152],{"title":3077,"icon":3078,"path":3079,"stem":3080,"children":3081},"Docker","i-simple-icons-docker","\u002Ftools\u002Fdocker","07.tools\u002F01.docker\u002Findex",[3082,3084,3088,3092,3096,3100,3104,3108,3112,3116,3120,3124,3128,3132,3136,3140,3144,3148],{"title":3083,"path":3079,"stem":3080},"Docker: від нуля до production",{"title":3085,"path":3086,"stem":3087},"Контейнеризація — від проблеми до рішення","\u002Ftools\u002Fdocker\u002Fcontainerization-concept","07.tools\u002F01.docker\u002F01.containerization-concept",{"title":3089,"path":3090,"stem":3091},"Docker — що це і навіщо?","\u002Ftools\u002Fdocker\u002Fdocker-what-and-why","07.tools\u002F01.docker\u002F02.docker-what-and-why",{"title":3093,"path":3094,"stem":3095},"Архітектура Docker Engine","\u002Ftools\u002Fdocker\u002Fdocker-architecture","07.tools\u002F01.docker\u002F03.docker-architecture",{"title":3097,"path":3098,"stem":3099},"Встановлення Docker","\u002Ftools\u002Fdocker\u002Finstallation","07.tools\u002F01.docker\u002F04.installation",{"title":3101,"path":3102,"stem":3103},"Перший контейнер — docker run","\u002Ftools\u002Fdocker\u002Ffirst-container","07.tools\u002F01.docker\u002F05.first-container",{"title":3105,"path":3106,"stem":3107},"Життєвий цикл контейнера","\u002Ftools\u002Fdocker\u002Fcontainer-lifecycle","07.tools\u002F01.docker\u002F06.container-lifecycle",{"title":3109,"path":3110,"stem":3111},"Docker Images — фундаментальні концепції","\u002Ftools\u002Fdocker\u002Fdocker-images-fundamentals","07.tools\u002F01.docker\u002F07.docker-images-fundamentals",{"title":3113,"path":3114,"stem":3115},"Dockerfile — основи","\u002Ftools\u002Fdocker\u002Fdockerfile-basics","07.tools\u002F01.docker\u002F08.dockerfile-basics",{"title":3117,"path":3118,"stem":3119},"Dockerfile — просунуті техніки","\u002Ftools\u002Fdocker\u002Fdockerfile-advanced","07.tools\u002F01.docker\u002F09.dockerfile-advanced",{"title":3121,"path":3122,"stem":3123},"Build Context та кешування шарів","\u002Ftools\u002Fdocker\u002Fbuild-context-and-cache","07.tools\u002F01.docker\u002F10.build-context-and-cache",{"title":3125,"path":3126,"stem":3127},"Реєстри Docker-образів","\u002Ftools\u002Fdocker\u002Fimage-registries","07.tools\u002F01.docker\u002F11.image-registries",{"title":3129,"path":3130,"stem":3131},"Контейнеризація .NET додатків","\u002Ftools\u002Fdocker\u002Fdotnet-containerization","07.tools\u002F01.docker\u002F12.dotnet-containerization",{"title":3133,"path":3134,"stem":3135},"Томи та збереження даних","\u002Ftools\u002Fdocker\u002Fvolumes-and-data","07.tools\u002F01.docker\u002F13.volumes-and-data",{"title":3137,"path":3138,"stem":3139},"Основи мережі в Docker","\u002Ftools\u002Fdocker\u002Fnetworking-basics","07.tools\u002F01.docker\u002F14.networking-basics",{"title":3141,"path":3142,"stem":3143},"Змінні оточення та конфігурація","\u002Ftools\u002Fdocker\u002Fenvironment-and-configuration","07.tools\u002F01.docker\u002F15.environment-and-configuration",{"title":3145,"path":3146,"stem":3147},"Docker Compose — оркестрація контейнерів","\u002Ftools\u002Fdocker\u002Fdocker-compose-basics","07.tools\u002F01.docker\u002F16.docker-compose-basics",{"title":3149,"path":3150,"stem":3151},"Docker Compose — Multi-Service застосунки","\u002Ftools\u002Fdocker\u002Fcompose-multi-service","07.tools\u002F01.docker\u002F17.compose-multi-service",{"title":3153,"icon":3154,"path":3155,"stem":3156,"children":3157},"Kubernetes","simple-icons:kubernetes","\u002Ftools\u002Fkubernetes","07.tools\u002F02.kubernetes\u002Findex",[3158,3160,3164,3168,3172,3176,3180,3184,3188],{"title":3159,"path":3155,"stem":3156},"Kubernetes: від розробки до production",{"title":3161,"path":3162,"stem":3163},"Kubernetes — коли Docker Compose більше не вистачає","\u002Ftools\u002Fkubernetes\u002Fwhy-kubernetes","07.tools\u002F02.kubernetes\u002F01.why-kubernetes",{"title":3165,"path":3166,"stem":3167},"Архітектура Kubernetes — анатомія кластера","\u002Ftools\u002Fkubernetes\u002Fkubernetes-architecture","07.tools\u002F02.kubernetes\u002F02.kubernetes-architecture",{"title":3169,"path":3170,"stem":3171},"Локальне середовище — minikube, kind та k3s","\u002Ftools\u002Fkubernetes\u002Flocal-environment","07.tools\u002F02.kubernetes\u002F03.local-environment",{"title":3173,"path":3174,"stem":3175},"Pod — атомарна одиниця Kubernetes","\u002Ftools\u002Fkubernetes\u002Fpods-and-containers","07.tools\u002F02.kubernetes\u002F04.pods-and-containers",{"title":3177,"path":3178,"stem":3179},"Патерни використання Pod","\u002Ftools\u002Fkubernetes\u002Fpod-patterns","07.tools\u002F02.kubernetes\u002F05.pod-patterns",{"title":3181,"path":3182,"stem":3183},"Deployment — декларативне управління Pod","\u002Ftools\u002Fkubernetes\u002Fdeployment-basics","07.tools\u002F02.kubernetes\u002F06.deployment-basics",{"title":3185,"path":3186,"stem":3187},"Rolling Updates та управління життєвим циклом Deployment","\u002Ftools\u002Fkubernetes\u002Fdeployment-rolling-updates","07.tools\u002F02.kubernetes\u002F07.deployment-rolling-updates",{"title":3189,"path":3190,"stem":3191},"Service — мережева абстракція для Pod","\u002Ftools\u002Fkubernetes\u002Fservices-networking","07.tools\u002F02.kubernetes\u002F08.services-networking",{"title":3193,"icon":3194,"path":3195,"stem":3196,"children":3197,"page":59},"Software Engineering","i-lucide-code-2","\u002Fsoftware-engineering","09.software-engineering",[3198,3202,3206,3210,3214,3218,3222,3226,3230,3234,3238],{"title":3199,"path":3200,"stem":3201},"1. Аналіз предметної області. Експертні знання та складність","\u002Fsoftware-engineering\u002Fintro-subdomains","09.software-engineering\u002F01.intro-subdomains",{"title":3203,"path":3204,"stem":3205},"2. Обмежені контексти. Інтеграція обмежених контекстів","\u002Fsoftware-engineering\u002Fintegrating-limited-contexts","09.software-engineering\u002F02.integrating-limited-contexts",{"title":3207,"path":3208,"stem":3209},"3. Реалізація простої бізнес-логіки","\u002Fsoftware-engineering\u002Fsimple","09.software-engineering\u002F03.simple",{"title":3211,"path":3212,"stem":3213},"4. Опрацювання складної бізнес-логіки","\u002Fsoftware-engineering\u002Fcomplex-business-logic","09.software-engineering\u002F04.complex-business-logic",{"title":3215,"path":3216,"stem":3217},"5. Моделювання фактора часу. Подієво-орієнтована архітектура.","\u002Fsoftware-engineering\u002Fmodelling-the-time-factor","09.software-engineering\u002F05.modelling-the-time-factor",{"title":3219,"path":3220,"stem":3221},"6. Архітектурні патерни","\u002Fsoftware-engineering\u002Farchitectural-patterns","09.software-engineering\u002F06.architectural-patterns",{"title":3223,"path":3224,"stem":3225},"Паттерни взаємодії","\u002Fsoftware-engineering\u002Fpatterns-of-interaction","09.software-engineering\u002F07.patterns-of-interaction",{"title":3227,"path":3228,"stem":3229},"Евристика проєктування","\u002Fsoftware-engineering\u002Fdesign-heuristics","09.software-engineering\u002F08.design-heuristics",{"title":3231,"path":3232,"stem":3233},"Еволюція проєктних рішень","\u002Fsoftware-engineering\u002Fevolution-of-design-solutions","09.software-engineering\u002F09.evolution-of-design-solutions",{"title":3235,"path":3236,"stem":3237},"EventStorming","\u002Fsoftware-engineering\u002Feventstorming","09.software-engineering\u002F10.eventstorming",{"title":3239,"path":3240,"stem":3241},"DDD на практиці","\u002Fsoftware-engineering\u002Fddd-in-practice","09.software-engineering\u002F11.ddd-in-practice",{"title":3243,"icon":943,"path":3244,"stem":3245,"children":3246,"page":59},"DDD","\u002Fddd","10.ddd",[3247,3251,3255,3259,3263,3267,3271,3275,3279,3283,3287,3291,3295],{"title":3248,"path":3249,"stem":3250},"Аналіз предметної області","\u002Fddd\u002Fdomain-analysis","10.ddd\u002F01.domain-analysis",{"title":3252,"path":3253,"stem":3254},"Експертні знання про предметну область","\u002Fddd\u002Fdomain-expert-knowledge","10.ddd\u002F02.domain-expert-knowledge",{"title":3256,"path":3257,"stem":3258},"Як осмислити складність предметної області","\u002Fddd\u002Fmanaging-domain-complexity","10.ddd\u002F03.managing-domain-complexity",{"title":3260,"path":3261,"stem":3262},"Інтеграція обмежених контекстів","\u002Fddd\u002Fbounded-context-integration","10.ddd\u002F04.bounded-context-integration",{"title":3264,"path":3265,"stem":3266},"Реалізація простої бізнес-логіки","\u002Fddd\u002Fsimple-business-logic","10.ddd\u002F05.simple-business-logic",{"title":3268,"path":3269,"stem":3270},"Обробка складної бізнес-логіки","\u002Fddd\u002Fcomplex-business-logic","10.ddd\u002F06.complex-business-logic",{"title":3272,"path":3273,"stem":3274},"Моделювання фактора часу","\u002Fddd\u002Ftime-modeling","10.ddd\u002F07.time-modeling",{"title":3276,"path":3277,"stem":3278},"Глава 8. Архітектурні Патерни","\u002Fddd\u002Farchitectural-patterns","10.ddd\u002F08.architectural-patterns",{"title":3280,"path":3281,"stem":3282},"Глава 9. Патерни Взаємодії","\u002Fddd\u002Finteraction-patterns","10.ddd\u002F09.interaction-patterns",{"title":3284,"path":3285,"stem":3286},"Глава 10. Проектні Евристики","\u002Fddd\u002Fdesign-heuristics","10.ddd\u002F10.design-heuristics",{"title":3288,"path":3289,"stem":3290},"Глава 11. Еволюція Проектних Рішень","\u002Fddd\u002Fevolution-of-design-decisions","10.ddd\u002F11.evolution-of-design-decisions",{"title":3292,"path":3293,"stem":3294},"Глава 12. EventStorming","\u002Fddd\u002Fevent-storming","10.ddd\u002F12.event-storming",{"title":3296,"path":3297,"stem":3298},"Глава 13. DDD на Практиці","\u002Fddd\u002Fddd-in-practice","10.ddd\u002F13.ddd-in-practice",{"title":3300,"icon":3301,"path":3302,"stem":3303,"children":3304,"page":59},"Media Streaming","i-lucide-video","\u002Fmedia-streaming","11.media-streaming",[3305,3309,3313,3317,3321,3325,3329],{"title":3306,"path":3307,"stem":3308},"01. Магія Стрімінгу: Що відбувається, коли ви натискаєте \"Play\"","\u002Fmedia-streaming\u002Fintroduction","11.media-streaming\u002F01.introduction",{"title":3310,"path":3311,"stem":3312},"02. Анатомія Медіа: Кодеки, Контейнери та Стиснення","\u002Fmedia-streaming\u002Faudio-video-anatomy","11.media-streaming\u002F02.audio-video-anatomy",{"title":3314,"path":3315,"stem":3316},"03. The Gym: FFmpeg Deep Dive","\u002Fmedia-streaming\u002Fffmpeg-gym","11.media-streaming\u002F03.ffmpeg-gym",{"title":3318,"path":3319,"stem":3320},"04. HLS Protocol: HTTP Live Streaming у Деталях","\u002Fmedia-streaming\u002Fhls-protocol","11.media-streaming\u002F04.hls-protocol",{"title":3322,"path":3323,"stem":3324},"05. DASH Protocol: Відкритий Стандарт","\u002Fmedia-streaming\u002Fdash-protocol","11.media-streaming\u002F05.dash-protocol",{"title":3326,"path":3327,"stem":3328},"06. Масштабування: CDN та Adaptive Bitrate","\u002Fmedia-streaming\u002Fcdn-and-adaptive-bitrate","11.media-streaming\u002F06.cdn-and-adaptive-bitrate",{"title":3330,"path":3331,"stem":3332},"07. Війна із Затримкою (Latency)","\u002Fmedia-streaming\u002Frealtime-latency","11.media-streaming\u002F07.realtime-latency",{"title":3334,"icon":3335,"path":3336,"stem":3337,"children":3338,"page":59},"HTML & CSS","i-devicon-html5","\u002Fhtml-css","12.html-css",[3339,3343,3347,3351,3355,3359,3363,3367,3371,3375,3379,3383,3387,3391,3395,3399,3403,3407,3411,3415,3419,3423,3427,3431,3435,3439,3443,3447,3451,3455],{"title":3340,"path":3341,"stem":3342},"Вступ до HTML. Структура документа","\u002Fhtml-css\u002Fintro-html-structure","12.html-css\u002F01.intro-html-structure",{"title":3344,"path":3345,"stem":3346},"Форматування тексту в HTML","\u002Fhtml-css\u002Fhtml-text-formatting","12.html-css\u002F02.html-text-formatting",{"title":3348,"path":3349,"stem":3350},"Посилання та зображення в HTML","\u002Fhtml-css\u002Fhtml-links-images","12.html-css\u002F03.html-links-images",{"title":3352,"path":3353,"stem":3354},"Списки та таблиці в HTML","\u002Fhtml-css\u002Fhtml-lists-tables","12.html-css\u002F04.html-lists-tables",{"title":3356,"path":3357,"stem":3358},"Форми в HTML","\u002Fhtml-css\u002Fhtml-forms","12.html-css\u002F05.html-forms",{"title":3360,"path":3361,"stem":3362},"Семантичні елементи HTML5","\u002Fhtml-css\u002Fhtml-semantic-elements","12.html-css\u002F06.html-semantic-elements",{"title":3364,"path":3365,"stem":3366},"Мультимедіа та розширені елементи HTML","\u002Fhtml-css\u002Fhtml-multimedia-advanced","12.html-css\u002F07.html-multimedia-advanced",{"title":3368,"path":3369,"stem":3370},"Мікророзмітка та SEO в HTML","\u002Fhtml-css\u002Fhtml-microdata-seo","12.html-css\u002F08.html-microdata-seo",{"title":3372,"path":3373,"stem":3374},"Вступ до CSS. Селектори та специфічність","\u002Fhtml-css\u002Fcss-intro-selectors","12.html-css\u002F09.css-intro-selectors",{"title":3376,"path":3377,"stem":3378},"Блокова модель CSS. Відступи. Box Sizing","\u002Fhtml-css\u002Fcss-box-model","12.html-css\u002F10.css-box-model",{"title":3380,"path":3381,"stem":3382},"Розміри у CSS: повний довідник одиниць і ключових слів","\u002Fhtml-css\u002F10a.css-sizing","12.html-css\u002F10a.css-sizing",{"title":3384,"path":3385,"stem":3386},"Типографіка в CSS. Шрифти та текст","\u002Fhtml-css\u002Fcss-typography","12.html-css\u002F11.css-typography",{"title":3388,"path":3389,"stem":3390},"Кольори та фони в CSS","\u002Fhtml-css\u002Fcss-colors-backgrounds","12.html-css\u002F12.css-colors-backgrounds",{"title":3392,"path":3393,"stem":3394},"Тіні та фільтри в CSS","\u002Fhtml-css\u002F12b.css-shadows-filters","12.html-css\u002F12b.css-shadows-filters",{"title":3396,"path":3397,"stem":3398},"CSS Flexbox: Фундамент гнучких макетів","\u002Fhtml-css\u002Fcss-flexbox-fundamentals","12.html-css\u002F13.css-flexbox-fundamentals",{"title":3400,"path":3401,"stem":3402},"CSS Flexbox: Вирівнювання та Позиціонування","\u002Fhtml-css\u002Fcss-flexbox-alignment-sizing-and-patterns","12.html-css\u002F14.css-flexbox-alignment-sizing-and-patterns",{"title":3404,"path":3405,"stem":3406},"CSS Grid. Двовимірний макет. Частина 1","\u002Fhtml-css\u002Fcss-layout-grid","12.html-css\u002F15.css-layout-grid",{"title":3408,"path":3409,"stem":3410},"CSS Grid. Двовимірний макет. Частина 2","\u002Fhtml-css\u002Fcss-layout-grid-advanced","12.html-css\u002F16.css-layout-grid-advanced",{"title":3412,"path":3413,"stem":3414},"Позиціонування в CSS. Z-index. Stacking Context","\u002Fhtml-css\u002Fcss-positioning","12.html-css\u002F17.css-positioning",{"title":3416,"path":3417,"stem":3418},"CSS Анімації та Переходи","\u002Fhtml-css\u002Fcss-animations-transitions","12.html-css\u002F18.css-animations-transitions",{"title":3420,"path":3421,"stem":3422},"Адаптивний дизайн. Media Queries. Частина 1","\u002Fhtml-css\u002Fcss-responsive-media-queries","12.html-css\u002F19.css-responsive-media-queries",{"title":3424,"path":3425,"stem":3426},"Адаптивний дизайн. Частина 2: clamp(), Container Queries, @layer","\u002Fhtml-css\u002Fcss-responsive-advanced","12.html-css\u002F20.css-responsive-advanced",{"title":3428,"path":3429,"stem":3430},"CSS Custom Properties. Методології. Сучасний CSS","\u002Fhtml-css\u002Fcss-variables-methodologies","12.html-css\u002F21.css-variables-methodologies",{"title":3432,"path":3433,"stem":3434},"Сучасний CSS 2023–2025: Нові можливості","\u002Fhtml-css\u002Fcss-modern-features","12.html-css\u002F22.css-modern-features",{"title":3436,"path":3437,"stem":3438},"CSS Nesting, @layer, @scope та @property: нативний препроцесор","\u002Fhtml-css\u002F22a.css-nesting-modern-syntax","12.html-css\u002F22a.css-nesting-modern-syntax",{"title":3440,"path":3441,"stem":3442},"CSS для форм та інтерактивних станів","\u002Fhtml-css\u002Fcss-forms-interactive-states","12.html-css\u002F23.css-forms-interactive-states",{"title":3444,"path":3445,"stem":3446},"Доступність у CSS (CSS Accessibility)","\u002Fhtml-css\u002Fcss-accessibility","12.html-css\u002F24.css-accessibility",{"title":3448,"path":3449,"stem":3450},"CSS-функції та сучасні sizing primitives","\u002Fhtml-css\u002Fcss-functions-sizing","12.html-css\u002F25.css-functions-sizing",{"title":3452,"path":3453,"stem":3454},"Rendering Pipeline і CSS Performance","\u002Fhtml-css\u002Fcss-rendering-performance","12.html-css\u002F26.css-rendering-performance",{"title":3456,"path":3457,"stem":3458},"CSS Best Practices: типові ситуації та правильні рішення","\u002Fhtml-css\u002Fcss-best-practices","12.html-css\u002F27.css-best-practices",{"title":3460,"path":3461,"stem":3462,"children":3463,"page":59},"AWS","\u002Faws","13.aws",[3464,3468,3472,3476,3480,3484,3488,3492,3496,3500,3504,3508,3512,3516,3520,3524,3528,3532],{"title":3465,"path":3466,"stem":3467},"Реєстрація AWS акаунту та студентські програми","\u002Faws\u002Faccount-registration","13.aws\u002F00.account-registration",{"title":3469,"path":3470,"stem":3471},"Вступ до хмарних обчислень та AWS","\u002Faws\u002Fintroduction-to-cloud","13.aws\u002F01.introduction-to-cloud",{"title":3473,"path":3474,"stem":3475},"AWS IAM — Identity and Access Management","\u002Faws\u002Fiam","13.aws\u002F02.iam",{"title":3477,"path":3478,"stem":3479},"AWS IAM CLI — Довідник команд","\u002Faws\u002F02a.iam-doc","13.aws\u002F02a.iam-doc",{"title":3481,"path":3482,"stem":3483},"Docker та контейнеризація в AWS — ECR, ECS та Fargate","\u002Faws\u002Fdocker-ecs","13.aws\u002F03.docker-ecs",{"title":3485,"path":3486,"stem":3487},"AWS ECR \u002F ECS CLI — Довідник команд","\u002Faws\u002F03a.docker-ecs-doc","13.aws\u002F03a.docker-ecs-doc",{"title":3489,"path":3490,"stem":3491},"Amazon EC2 — Elastic Compute Cloud","\u002Faws\u002Fec2","13.aws\u002F04.ec2",{"title":3493,"path":3494,"stem":3495},"AWS EC2 CLI — Довідник команд","\u002Faws\u002F04a.ec2-doc","13.aws\u002F04a.ec2-doc",{"title":3497,"path":3498,"stem":3499},"Elastic Load Balancing та Auto Scaling","\u002Faws\u002Falb-asg","13.aws\u002F05.alb-asg",{"title":3501,"path":3502,"stem":3503},"Amazon S3 — Simple Storage Service","\u002Faws\u002Fs3","13.aws\u002F06.s3",{"title":3505,"path":3506,"stem":3507},"Amazon CloudFront — Content Delivery Network","\u002Faws\u002Fcloudfront","13.aws\u002F07.cloudfront",{"title":3509,"path":3510,"stem":3511},"Amazon RDS — Relational Database Service","\u002Faws\u002Frds","13.aws\u002F08.rds",{"title":3513,"path":3514,"stem":3515},"Amazon DynamoDB — NoSQL Database","\u002Faws\u002Fdynamodb","13.aws\u002F09.dynamodb",{"title":3517,"path":3518,"stem":3519},"AWS Lambda та Serverless Compute","\u002Faws\u002Flambda","13.aws\u002F10.lambda",{"title":3521,"path":3522,"stem":3523},"Amazon Bedrock - Foundation Models, RAG та Agents","\u002Faws\u002Fbedrock","13.aws\u002F22.bedrock",{"title":3525,"path":3526,"stem":3527},"Amazon Rekognition - Комп'ютерний зір","\u002Faws\u002Frekognition","13.aws\u002F23.rekognition",{"title":3529,"path":3530,"stem":3531},"Amazon Textract - Інтелектуальний аналіз документів","\u002Faws\u002Ftextract","13.aws\u002F24.textract",{"title":3533,"path":3534,"stem":3535},"Amazon Polly, Transcribe, Comprehend та Translate","\u002Faws\u002Faudio-nlp-services","13.aws\u002F25.audio-nlp-services",{"title":3537,"path":3538,"stem":3539,"children":3540,"page":59},"Ai Development","\u002Fai-development","14.ai-development",[3541],{"title":3542,"path":3543,"stem":3544,"children":3545,"page":59},"Foundations","\u002Fai-development\u002Ffoundations","14.ai-development\u002F00.foundations",[3546],{"title":3547,"path":3548,"stem":3549},"Модуль 0.1. Що таке Large Language Model (LLM)","\u002Fai-development\u002Ffoundations\u002Fwhat-is-llm","14.ai-development\u002F00.foundations\u002F01.what-is-llm",{"title":3551,"path":3552,"stem":3553,"children":3554,"page":59},"React Native","\u002Freact-native","15.react-native",[3555,3576],{"title":3556,"path":3557,"stem":3558,"children":3559,"page":59},"Version1","\u002Freact-native\u002Fversion1","15.react-native\u002Fversion1",[3560,3564,3568,3572],{"title":3561,"path":3562,"stem":3563},"Що таке React Native","\u002Freact-native\u002Fversion1\u002Fwhat-is-react-native","15.react-native\u002Fversion1\u002F01.what-is-react-native",{"title":3565,"path":3566,"stem":3567},"Як влаштований React Native «під капотом»","\u002Freact-native\u002Fversion1\u002Freact-native-architecture","15.react-native\u002Fversion1\u002F02.react-native-architecture",{"title":3569,"path":3570,"stem":3571},"Від React до React Native: ключові відмінності","\u002Freact-native\u002Fversion1\u002Freact-native-vs-react","15.react-native\u002Fversion1\u002F03.react-native-vs-react",{"title":3573,"path":3574,"stem":3575},"View та Text — фундаментальні будівельні блоки","\u002Freact-native\u002Fversion1\u002Fview-and-text","15.react-native\u002Fversion1\u002F04.view-and-text",{"title":3577,"path":3578,"stem":3579,"children":3580,"page":59},"Version2","\u002Freact-native\u002Fversion2","15.react-native\u002Fversion2",[3581,3585,3589,3593,3597,3601,3605,3609,3613,3617,3621,3625,3629,3633,3637,3641,3645,3649,3653,3657,3661,3665,3669,3673,3677,3681,3685],{"title":3582,"path":3583,"stem":3584},"React Native — навіщо він потрібен","\u002Freact-native\u002Fversion2\u002Fwhy-react-native","15.react-native\u002Fversion2\u002F01.why-react-native",{"title":3586,"path":3587,"stem":3588},"Налаштування середовища розробки","\u002Freact-native\u002Fversion2\u002Fenvironment-setup","15.react-native\u002Fversion2\u002F02.environment-setup",{"title":3590,"path":3591,"stem":3592},"Expo і класичний React Native — два шляхи одного фреймворку","\u002Freact-native\u002Fversion2\u002Fexpo-vs-cli-landscape","15.react-native\u002Fversion2\u002F03.expo-vs-cli-landscape",{"title":3594,"path":3595,"stem":3596},"Середовище Expo — перший запуск","\u002Freact-native\u002Fversion2\u002Fexpo-setup-and-tooling","15.react-native\u002Fversion2\u002F04.expo-setup-and-tooling",{"title":3598,"path":3599,"stem":3600},"Структура проєкту та перші UI-примітиви","\u002Freact-native\u002Fversion2\u002Fproject-structure-and-conventions","15.react-native\u002Fversion2\u002F05.project-structure-and-conventions",{"title":3602,"path":3603,"stem":3604},"Базові компоненти React Native","\u002Freact-native\u002Fversion2\u002Fcore-components","15.react-native\u002Fversion2\u002F06.core-components",{"title":3606,"path":3607,"stem":3608},"Flexbox і layout у React Native","\u002Freact-native\u002Fversion2\u002Fflexbox-and-layout","15.react-native\u002Fversion2\u002F07.flexbox-and-layout",{"title":3610,"path":3611,"stem":3612},"StyleSheet і теми (light \u002F dark)","\u002Freact-native\u002Fversion2\u002Fstylesheet-and-theming","15.react-native\u002Fversion2\u002F08.stylesheet-and-theming",{"title":3614,"path":3615,"stem":3616},"Списки та віртуалізація","\u002Freact-native\u002Fversion2\u002Flists-and-virtualization","15.react-native\u002Fversion2\u002F09.lists-and-virtualization",{"title":3618,"path":3619,"stem":3620},"Форми, ввід і валідація","\u002Freact-native\u002Fversion2\u002Fforms-input-validation","15.react-native\u002Fversion2\u002F10.forms-input-validation",{"title":3622,"path":3623,"stem":3624},"Основи Expo Router","\u002Freact-native\u002Fversion2\u002Fexpo-router-basics","15.react-native\u002Fversion2\u002F11.expo-router-basics",{"title":3626,"path":3627,"stem":3628},"Вкладені навігатори та модалки","\u002Freact-native\u002Fversion2\u002Fnested-navigators-and-modals","15.react-native\u002Fversion2\u002F12.nested-navigators-and-modals",{"title":3630,"path":3631,"stem":3632},"Deep linking і параметри маршрутів","\u002Freact-native\u002Fversion2\u002Fdeep-linking-and-params","15.react-native\u002Fversion2\u002F13.deep-linking-and-params",{"title":3634,"path":3635,"stem":3636},"Робота з мережею та життєвий цикл застосунку","\u002Freact-native\u002Fversion2\u002Fnetworking-and-app-lifecycle","15.react-native\u002Fversion2\u002F14.networking-and-app-lifecycle",{"title":3638,"path":3639,"stem":3640},"Redux Toolkit на мобільних платформах","\u002Freact-native\u002Fversion2\u002Fredux-toolkit-on-mobile","15.react-native\u002Fversion2\u002F15.redux-toolkit-on-mobile",{"title":3642,"path":3643,"stem":3644},"RTK Query на мобільних платформах","\u002Freact-native\u002Fversion2\u002Frtk-query-mobile","15.react-native\u002Fversion2\u002F16.rtk-query-mobile",{"title":3646,"path":3647,"stem":3648},"Автентифікація та Безпечне Зберігання","\u002Freact-native\u002Fversion2\u002Fauth-secure-storage","15.react-native\u002Fversion2\u002F18.auth-secure-storage",{"title":3650,"path":3651,"stem":3652},"Локальне сховище — AsyncStorage, MMKV, SQLite","\u002Freact-native\u002Fversion2\u002Flocal-storage-mmkv-sqlite","15.react-native\u002Fversion2\u002F19.local-storage-mmkv-sqlite",{"title":3654,"path":3655,"stem":3656},"Офлайн-First і синхронізація","\u002Freact-native\u002Fversion2\u002Foffline-first-sync","15.react-native\u002Fversion2\u002F20.offline-first-sync",{"title":3658,"path":3659,"stem":3660},"Камера, медіа та файлова система","\u002Freact-native\u002Fversion2\u002Fcamera-media-filesystem","15.react-native\u002Fversion2\u002F21.camera-media-filesystem",{"title":3662,"path":3663,"stem":3664},"Карти та геолокація","\u002Freact-native\u002Fversion2\u002Fmaps-and-location","15.react-native\u002Fversion2\u002F22.maps-and-location",{"title":3666,"path":3667,"stem":3668},"Жести та дотики","\u002Freact-native\u002Fversion2\u002Fgestures-and-touch","15.react-native\u002Fversion2\u002F23.gestures-and-touch",{"title":3670,"path":3671,"stem":3672},"Анімації з Reanimated","\u002Freact-native\u002Fversion2\u002Freanimated-animations","15.react-native\u002Fversion2\u002F24.reanimated-animations",{"title":3674,"path":3675,"stem":3676},"Push і локальні сповіщення","\u002Freact-native\u002Fversion2\u002Fpush-and-local-notifications","15.react-native\u002Fversion2\u002F25.push-and-local-notifications",{"title":3678,"path":3679,"stem":3680},"Інтернаціоналізація та доступність","\u002Freact-native\u002Fversion2\u002Faccessibility-and-i18n","15.react-native\u002Fversion2\u002F26.accessibility-and-i18n",{"title":3682,"path":3683,"stem":3684},"EAS Build та профілі збірки","\u002Freact-native\u002Fversion2\u002Feas-build-and-profiles","15.react-native\u002Fversion2\u002F29.eas-build-and-profiles",{"title":3686,"path":3687,"stem":3688},"Публікація в App Store та Google Play","\u002Freact-native\u002Fversion2\u002Fapp-store-play-release","15.react-native\u002Fversion2\u002F30.app-store-play-release",{"title":3690,"path":3691,"stem":3692,"children":3693,"page":59},"Ai Python","\u002Fai-python","16.ai-python",[3694,3703,3712,3721,3750,3776,3801,3834,3851,3864,3873,3886,3895,3916,3929,3950],{"title":3695,"path":3696,"stem":3697,"children":3698,"page":59},"Intro To Ai","\u002Fai-python\u002Fintro-to-ai","16.ai-python\u002F01.intro-to-ai",[3699],{"title":3700,"path":3701,"stem":3702},"Вступ до штучного інтелекту та машинного навчання","\u002Fai-python\u002Fintro-to-ai\u002Fintro-to-ai","16.ai-python\u002F01.intro-to-ai\u002F01.intro-to-ai",{"title":3704,"path":3705,"stem":3706,"children":3707,"page":59},"Jupyter Notebook","\u002Fai-python\u002Fjupyter-notebook","16.ai-python\u002F02.jupyter-notebook",[3708],{"title":3709,"path":3710,"stem":3711},"Знайомство з Jupyter Notebook та JupyterLab","\u002Fai-python\u002Fjupyter-notebook\u002Fjupyter-notebook","16.ai-python\u002F02.jupyter-notebook\u002F02.jupyter-notebook",{"title":3713,"path":3714,"stem":3715,"children":3716,"page":59},"Numpy Pandas","\u002Fai-python\u002Fnumpy-pandas","16.ai-python\u002F03.numpy-pandas",[3717],{"title":3718,"path":3719,"stem":3720},"Робота з даними з використанням NumPy і pandas","\u002Fai-python\u002Fnumpy-pandas\u002Fnumpy-pandas","16.ai-python\u002F03.numpy-pandas\u002F03.numpy-pandas",{"title":3722,"path":3723,"stem":3724,"children":3725,"page":59},"Statistics Basics","\u002Fai-python\u002Fstatistics-basics","16.ai-python\u002F04.statistics-basics",[3726,3730,3734,3738,3742,3746],{"title":3727,"path":3728,"stem":3729},"Випадкові величини та їх типи","\u002Fai-python\u002Fstatistics-basics\u002Frandom-variables","16.ai-python\u002F04.statistics-basics\u002F01.random-variables",{"title":3731,"path":3732,"stem":3733},"Міри центральної тенденції","\u002Fai-python\u002Fstatistics-basics\u002Fcentral-tendency","16.ai-python\u002F04.statistics-basics\u002F02.central-tendency",{"title":3735,"path":3736,"stem":3737},"Міри варіації (розсіювання)","\u002Fai-python\u002Fstatistics-basics\u002Fvariability","16.ai-python\u002F04.statistics-basics\u002F03.variability",{"title":3739,"path":3740,"stem":3741},"Розподіли випадкових величин","\u002Fai-python\u002Fstatistics-basics\u002Fdistributions","16.ai-python\u002F04.statistics-basics\u002F04.distributions",{"title":3743,"path":3744,"stem":3745},"Кореляція та взаємозв'язки","\u002Fai-python\u002Fstatistics-basics\u002Fcorrelation","16.ai-python\u002F04.statistics-basics\u002F05.correlation",{"title":3747,"path":3748,"stem":3749},"Викиди та аномалії","\u002Fai-python\u002Fstatistics-basics\u002Foutliers","16.ai-python\u002F04.statistics-basics\u002F06.outliers",{"title":3751,"path":3752,"stem":3753,"children":3754},"Візуалізація даних за допомогою matplotlib","\u002Fai-python\u002Fdata-visualization","16.ai-python\u002F05.data-visualization\u002Findex",[3755,3756,3760,3764,3768,3772],{"title":3751,"path":3752,"stem":3753},{"title":3757,"path":3758,"stem":3759},"Основи matplotlib — Figure, Axes та перший графік","\u002Fai-python\u002Fdata-visualization\u002Fmatplotlib-basics","16.ai-python\u002F05.data-visualization\u002F01.matplotlib-basics",{"title":3761,"path":3762,"stem":3763},"Візуалізація розподілів — гістограми та box plots","\u002Fai-python\u002Fdata-visualization\u002Fdistributions","16.ai-python\u002F05.data-visualization\u002F02.distributions",{"title":3765,"path":3766,"stem":3767},"Візуалізація залежностей — scatter plots та кореляція","\u002Fai-python\u002Fdata-visualization\u002Frelationships","16.ai-python\u002F05.data-visualization\u002F03.relationships",{"title":3769,"path":3770,"stem":3771},"Візуалізація категоріальних даних — bar charts та pie charts","\u002Fai-python\u002Fdata-visualization\u002Fcategorical","16.ai-python\u002F05.data-visualization\u002F04.categorical",{"title":3773,"path":3774,"stem":3775},"Композиції та стилізація — subplots та багатопанельні дашборди","\u002Fai-python\u002Fdata-visualization\u002Fsubplots-styling","16.ai-python\u002F05.data-visualization\u002F05.subplots-styling",{"title":3777,"path":3778,"stem":3779,"children":3780,"page":59},"Linear Regression","\u002Fai-python\u002Flinear-regression","16.ai-python\u002F06.linear-regression",[3781,3785,3789,3793,3797],{"title":3782,"path":3783,"stem":3784},"Регресійна задача та лінійна регресія з однією змінною","\u002Fai-python\u002Flinear-regression\u002Fregression-task","16.ai-python\u002F06.linear-regression\u002F01.regression-task",{"title":3786,"path":3787,"stem":3788},"Метрики якості регресії — як оцінити модель","\u002Fai-python\u002Flinear-regression\u002Fquality-metrics","16.ai-python\u002F06.linear-regression\u002F02.quality-metrics",{"title":3790,"path":3791,"stem":3792},"Градієнтний спуск — як модель навчається","\u002Fai-python\u002Flinear-regression\u002Fgradient-descent","16.ai-python\u002F06.linear-regression\u002F03.gradient-descent",{"title":3794,"path":3795,"stem":3796},"Множинна лінійна регресія — модель з багатьма ознаками","\u002Fai-python\u002Flinear-regression\u002Fmultiple-regression","16.ai-python\u002F06.linear-regression\u002F04.multiple-regression",{"title":3798,"path":3799,"stem":3800},"Практичні завдання та резюме модуля","\u002Fai-python\u002Flinear-regression\u002Fpractice","16.ai-python\u002F06.linear-regression\u002F05.practice",{"title":3802,"path":3803,"stem":3804,"children":3805,"page":59},"Practical Regression","\u002Fai-python\u002Fpractical-regression","16.ai-python\u002F07.practical-regression",[3806,3810,3814,3818,3822,3826,3830],{"title":3807,"path":3808,"stem":3809},"Знайомство з scikit-learn","\u002Fai-python\u002Fpractical-regression\u002Fintro-scikit-learn","16.ai-python\u002F07.practical-regression\u002F01.intro-scikit-learn",{"title":3811,"path":3812,"stem":3813},"Exploratory Data Analysis датасету Housing Prices","\u002Fai-python\u002Fpractical-regression\u002Fhousing-dataset-eda","16.ai-python\u002F07.practical-regression\u002F02.housing-dataset-eda",{"title":3815,"path":3816,"stem":3817},"Попередня обробка даних (Data Preprocessing)","\u002Fai-python\u002Fpractical-regression\u002Fdata-preprocessing","16.ai-python\u002F07.practical-regression\u002F03.data-preprocessing",{"title":3819,"path":3820,"stem":3821},"Train\u002FTest Split та перша повноцінна модель","\u002Fai-python\u002Fpractical-regression\u002Ftrain-test-split","16.ai-python\u002F07.practical-regression\u002F04.train-test-split",{"title":3823,"path":3824,"stem":3825},"Перенавчання та недонавчання","\u002Fai-python\u002Fpractical-regression\u002Foverfitting-underfitting","16.ai-python\u002F07.practical-regression\u002F05.overfitting-underfitting",{"title":3827,"path":3828,"stem":3829},"Крос-валідація (Cross-Validation)","\u002Fai-python\u002Fpractical-regression\u002Fcross-validation","16.ai-python\u002F07.practical-regression\u002F06.cross-validation",{"title":3831,"path":3832,"stem":3833},"Гіперпараметри та їх оптимізація","\u002Fai-python\u002Fpractical-regression\u002Fhyperparameter-tuning","16.ai-python\u002F07.practical-regression\u002F07.hyperparameter-tuning",{"title":3835,"path":3836,"stem":3837,"children":3838,"page":59},"Polynomial Regression","\u002Fai-python\u002Fpolynomial-regression","16.ai-python\u002F08.polynomial-regression",[3839,3843,3847],{"title":3840,"path":3841,"stem":3842},"Нелінійні залежності та поліноміальна регресія","\u002Fai-python\u002Fpolynomial-regression\u002Fnonlinear-patterns","16.ai-python\u002F08.polynomial-regression\u002F01.nonlinear-patterns",{"title":3844,"path":3845,"stem":3846},"Регуляризація в регресії — Ridge та Lasso","\u002Fai-python\u002Fpolynomial-regression\u002Fregularization-methods","16.ai-python\u002F08.polynomial-regression\u002F02.regularization-methods",{"title":3848,"path":3849,"stem":3850},"Практика — поліноміальна регресія та регуляризація на Housing Prices","\u002Fai-python\u002Fpolynomial-regression\u002Fhousing-prices-practice","16.ai-python\u002F08.polynomial-regression\u002F03.housing-prices-practice",{"title":3852,"path":3853,"stem":3854,"children":3855,"page":59},"Decision Trees Random Forest","\u002Fai-python\u002Fdecision-trees-random-forest","16.ai-python\u002F09.decision-trees-random-forest",[3856,3860],{"title":3857,"path":3858,"stem":3859},"Дерева рішень — моделі з прозорою та зрозумілою логікою","\u002Fai-python\u002Fdecision-trees-random-forest\u002Fdecision-trees","16.ai-python\u002F09.decision-trees-random-forest\u002F01.decision-trees",{"title":3861,"path":3862,"stem":3863},"Random Forest — ансамблі дерев рішень","\u002Fai-python\u002Fdecision-trees-random-forest\u002Frandom-forest","16.ai-python\u002F09.decision-trees-random-forest\u002F02.random-forest",{"title":3865,"path":3866,"stem":3867,"children":3868,"page":59},"Gradient Boosting","\u002Fai-python\u002Fgradient-boosting","16.ai-python\u002F10.gradient-boosting",[3869],{"title":3870,"path":3871,"stem":3872},"Градієнтний бустинг та XGBoost — послідовне виправлення помилок","\u002Fai-python\u002Fgradient-boosting\u002Fgradient-boosting-xgboost","16.ai-python\u002F10.gradient-boosting\u002F01.gradient-boosting-xgboost",{"title":3874,"path":3875,"stem":3876,"children":3877,"page":59},"Logistic Regression Classification","\u002Fai-python\u002Flogistic-regression-classification","16.ai-python\u002F11.logistic-regression-classification",[3878,3882],{"title":3879,"path":3880,"stem":3881},"Основи класифікації та логістична регресія","\u002Fai-python\u002Flogistic-regression-classification\u002Fclassification-basics","16.ai-python\u002F11.logistic-regression-classification\u002F01.classification-basics",{"title":3883,"path":3884,"stem":3885},"Метрики якості класифікації","\u002Fai-python\u002Flogistic-regression-classification\u002Fclassification-metrics","16.ai-python\u002F11.logistic-regression-classification\u002F02.classification-metrics",{"title":3887,"path":3888,"stem":3889,"children":3890,"page":59},"Neural Networks Basics","\u002Fai-python\u002Fneural-networks-basics","16.ai-python\u002F12.neural-networks-basics",[3891],{"title":3892,"path":3893,"stem":3894},"Вступ до нейронних мереж — від персептрона до багатошарових мереж","\u002Fai-python\u002Fneural-networks-basics\u002Fperceptron-to-mlp","16.ai-python\u002F12.neural-networks-basics\u002F01.perceptron-to-mlp",{"title":3896,"path":3897,"stem":3898,"children":3899,"page":59},"Pytorch Intro","\u002Fai-python\u002Fpytorch-intro","16.ai-python\u002F13.pytorch-intro",[3900,3904,3908,3912],{"title":3901,"path":3902,"stem":3903},"Тензори та автоматичне диференціювання в PyTorch","\u002Fai-python\u002Fpytorch-intro\u002Ftensors-and-autograd","16.ai-python\u002F13.pytorch-intro\u002F01.tensors-and-autograd",{"title":3905,"path":3906,"stem":3907},"Побудова та тренування нейронних мереж у PyTorch","\u002Fai-python\u002Fpytorch-intro\u002Fbuilding-and-training","16.ai-python\u002F13.pytorch-intro\u002F02.building-and-training",{"title":3909,"path":3910,"stem":3911},"Робота з даними та регуляризація в PyTorch","\u002Fai-python\u002Fpytorch-intro\u002Fdata-and-regularization","16.ai-python\u002F13.pytorch-intro\u002F03.data-and-regularization",{"title":3913,"path":3914,"stem":3915},"Просунуті теми PyTorch — GPU, оптимізація та deployment","\u002Fai-python\u002Fpytorch-intro\u002Fadvanced-topics","16.ai-python\u002F13.pytorch-intro\u002F04.advanced-topics",{"title":3917,"path":3918,"stem":3919,"children":3920,"page":59},"Activation Functions Heart Disease","\u002Fai-python\u002Factivation-functions-heart-disease","16.ai-python\u002F14.activation-functions-heart-disease",[3921,3925],{"title":3922,"path":3923,"stem":3924},"Функції активації та побудова нейронної мережі для передбачення вад серця","\u002Fai-python\u002Factivation-functions-heart-disease\u002Fheart-disease-prediction","16.ai-python\u002F14.activation-functions-heart-disease\u002F01.heart-disease-prediction",{"title":3926,"path":3927,"stem":3928},"Бонус — Повний приклад Student Performance Prediction","\u002Fai-python\u002Factivation-functions-heart-disease\u002Fstudent-performance-bonus","16.ai-python\u002F14.activation-functions-heart-disease\u002F02.student-performance-bonus",{"title":3930,"path":3931,"stem":3932,"children":3933,"page":59},"Cnn Image Classification","\u002Fai-python\u002Fcnn-image-classification","16.ai-python\u002F15.cnn-image-classification",[3934,3938,3942,3946],{"title":3935,"path":3936,"stem":3937},"Основи згорткових нейронних мереж — чому не MLP?","\u002Fai-python\u002Fcnn-image-classification\u002Fcnn-fundamentals","16.ai-python\u002F15.cnn-image-classification\u002F01.cnn-fundamentals",{"title":3939,"path":3940,"stem":3941},"Практична імплементація CNN для класифікації MNIST","\u002Fai-python\u002Fcnn-image-classification\u002Fmnist-classification","16.ai-python\u002F15.cnn-image-classification\u002F02.mnist-classification",{"title":3943,"path":3944,"stem":3945},"Глибші CNN та аугментація даних для CIFAR-10","\u002Fai-python\u002Fcnn-image-classification\u002Fcifar10-and-data-augmentation","16.ai-python\u002F15.cnn-image-classification\u002F03.cifar10-and-data-augmentation",{"title":3947,"path":3948,"stem":3949},"Transfer Learning та візуалізація внутрішніх представлень CNN","\u002Fai-python\u002Fcnn-image-classification\u002Ftransfer-learning-and-visualization","16.ai-python\u002F15.cnn-image-classification\u002F04.transfer-learning-and-visualization",{"title":3951,"path":3952,"stem":3953,"children":3954,"page":59},"Batching Normalization Deep Networks","\u002Fai-python\u002Fbatching-normalization-deep-networks","16.ai-python\u002F16.batching-normalization-deep-networks",[3955,3959,3963,3967,3971,3975,3979],{"title":3956,"path":3957,"stem":3958},"Mini-batch Gradient Descent та ефективна обробка даних","\u002Fai-python\u002Fbatching-normalization-deep-networks\u002Fmini-batch-gradient-descent","16.ai-python\u002F16.batching-normalization-deep-networks\u002F01.mini-batch-gradient-descent",{"title":3960,"path":3961,"stem":3962},"Ініціалізація ваг — фундамент стабільного навчання","\u002Fai-python\u002Fbatching-normalization-deep-networks\u002Fweight-initialization","16.ai-python\u002F16.batching-normalization-deep-networks\u002F02.weight-initialization",{"title":3964,"path":3965,"stem":3966},"Batch Normalization — прорив у глибокому навчанні","\u002Fai-python\u002Fbatching-normalization-deep-networks\u002Fbatch-normalization","16.ai-python\u002F16.batching-normalization-deep-networks\u002F03.batch-normalization",{"title":3968,"path":3969,"stem":3970},"Dropout та комбіновані стратегії регуляризації","\u002Fai-python\u002Fbatching-normalization-deep-networks\u002Fdropout-and-regularization","16.ai-python\u002F16.batching-normalization-deep-networks\u002F04.dropout-and-regularization",{"title":3972,"path":3973,"stem":3974},"Проєктування глибоких мереж — від теорії до практики","\u002Fai-python\u002Fbatching-normalization-deep-networks\u002Fdeep-networks-architectures","16.ai-python\u002F16.batching-normalization-deep-networks\u002F05.deep-networks-architectures",{"title":3976,"path":3977,"stem":3978},"Планування learning rate — коли та як зменшувати крок навчання","\u002Fai-python\u002Fbatching-normalization-deep-networks\u002Flearning-rate-scheduling","16.ai-python\u002F16.batching-normalization-deep-networks\u002F06.learning-rate-scheduling",{"title":3980,"path":3981,"stem":3982},"Підсумковий проєкт — побудова сучасного класифікатора зображень","\u002Fai-python\u002Fbatching-normalization-deep-networks\u002Ffinal-project-deep-classifier","16.ai-python\u002F16.batching-normalization-deep-networks\u002F07.final-project-deep-classifier",{"title":3984,"icon":658,"path":3985,"stem":3986,"children":3987,"page":59},"Клієнт-серверна архітектура","\u002Fclient-server-architecture","17.client-server-architecture",[3988,3992,3996,4000,4004,4008,4012,4016,4020,4024,4028,4032,4036,4040,4044,4048,4052,4056],{"title":3989,"path":3990,"stem":3991},"Архітектура клієнт-серверних систем та основи Go","\u002Fclient-server-architecture\u002Fclient-server-architecture-and-go","17.client-server-architecture\u002F01.client-server-architecture-and-go",{"title":3993,"path":3994,"stem":3995},"Система типів та модель пам’яті мови Go","\u002Fclient-server-architecture\u002Ftype-system-and-memory-model","17.client-server-architecture\u002F02.type-system-and-memory-model",{"title":3997,"path":3998,"stem":3999},"Інтерфейси та модель конкурентності мови Go","\u002Fclient-server-architecture\u002Finterfaces-and-concurrency-model","17.client-server-architecture\u002F03.interfaces-and-concurrency-model",{"title":4001,"path":4002,"stem":4003},"Сокетне програмування та протокол TCP у Go","\u002Fclient-server-architecture\u002Ftcp-socket-programming","17.client-server-architecture\u002F04.tcp-socket-programming",{"title":4005,"path":4006,"stem":4007},"Протокол UDP та датаграмна передача даних","\u002Fclient-server-architecture\u002Fudp-datagram-transmission","17.client-server-architecture\u002F05.udp-datagram-transmission",{"title":4009,"path":4010,"stem":4011},"Криптографічний захист каналів зв","\u002Fclient-server-architecture\u002Ftls-cryptographic-channel-protection","17.client-server-architecture\u002F06.tls-cryptographic-channel-protection",{"title":4013,"path":4014,"stem":4015},"Прикладні мережеві протоколи DNS та SMTP","\u002Fclient-server-architecture\u002Fdns-smtp-application-protocols","17.client-server-architecture\u002F07.dns-smtp-application-protocols",{"title":4017,"path":4018,"stem":4019},"Протокол HTTP та стандартний вебсервер Go","\u002Fclient-server-architecture\u002Fhttp-protocol-and-web-server","17.client-server-architecture\u002F08.http-protocol-and-web-server",{"title":4021,"path":4022,"stem":4023},"Проєктування REST API та маршрутизація засобами Chi","\u002Fclient-server-architecture\u002Frest-api-design-and-chi-routing","17.client-server-architecture\u002F09.rest-api-design-and-chi-routing",{"title":4025,"path":4026,"stem":4027},"Лекція 10. Шарувата архітектура та конвеєри обробки запитів","\u002Fclient-server-architecture\u002Flayered-architecture-and-middleware-pipelines","17.client-server-architecture\u002F10.layered-architecture-and-middleware-pipelines",{"title":4029,"path":4030,"stem":4031},"Лекція 11. Архітектура та маршрутизація фреймворку Gin","\u002Fclient-server-architecture\u002Fgin-framework-architecture-and-routing","17.client-server-architecture\u002F11.gin-framework-architecture-and-routing",{"title":4033,"path":4034,"stem":4035},"Лекція 12. Валідація даних, безпека та документування у Gin","\u002Fclient-server-architecture\u002Fdata-validation-security-and-documentation-in-gin","17.client-server-architecture\u002F12.data-validation-security-and-documentation-in-gin",{"title":4037,"path":4038,"stem":4039},"Лекція 13. Взаємодія з реляційними СУБД та технології ORM","\u002Fclient-server-architecture\u002Frelational-databases-and-orm","17.client-server-architecture\u002F13.relational-databases-and-orm",{"title":4041,"path":4042,"stem":4043},"Потокова передача даних та протокол WebSocket","\u002Fclient-server-architecture\u002Fstreaming-data-and-websockets","17.client-server-architecture\u002F14.streaming-data-and-websockets",{"title":4045,"path":4046,"stem":4047},"Міжсервісна взаємодія на основі протоколу gRPC","\u002Fclient-server-architecture\u002Fgrpc-inter-service-communication","17.client-server-architecture\u002F15.grpc-inter-service-communication",{"title":4049,"path":4050,"stem":4051},"Асинхронний обмін повідомленнями та протоколи черг","\u002Fclient-server-architecture\u002Fasynchronous-message-exchange-and-queue-protocols","17.client-server-architecture\u002F16.asynchronous-message-exchange-and-queue-protocols",{"title":4053,"path":4054,"stem":4055},"Протоколи потокового медіа та технологія WebRTC","\u002Fclient-server-architecture\u002Fstreaming-media-protocols-and-webrtc","17.client-server-architecture\u002F17.streaming-media-protocols-and-webrtc",{"title":4057,"path":4058,"stem":4059},"Моніторинг, безпека та контейнеризація застосунків","\u002Fclient-server-architecture\u002Fmonitoring-security-and-containerization","17.client-server-architecture\u002F18.monitoring-security-and-containerization",{"title":4061,"icon":2118,"path":4062,"stem":4063,"children":4064,"page":59},"Розробка WEB-застосувань","\u002Fweb-development","18.web-development",[4065,4110,4148,4177,4206,4263,4313,4407,4473,4555,4588,4616,4658,4704,4747],{"title":4066,"icon":658,"path":4067,"stem":4068,"children":4069,"page":59},"Архітектура комп'ютерних мереж та мережеві протоколи","\u002Fweb-development\u002Fnetwork-architecture-and-protocols","18.web-development\u002F01.network-architecture-and-protocols",[4070,4074,4078,4082,4086,4090,4094,4098,4102,4106],{"title":4071,"path":4072,"stem":4073},"Еволюція веброзробки та модель клієнт-сервер","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Fweb-evolution-client-server","18.web-development\u002F01.network-architecture-and-protocols\u002F01.web-evolution-client-server",{"title":4075,"path":4076,"stem":4077},"Еталонна модель OSI","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Fosi-model","18.web-development\u002F01.network-architecture-and-protocols\u002F02.osi-model",{"title":4079,"path":4080,"stem":4081},"Стек протоколів TCP\u002FIP","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Ftcp-ip-stack","18.web-development\u002F01.network-architecture-and-protocols\u002F03.tcp-ip-stack",{"title":4083,"path":4084,"stem":4085},"IP-адресація, порти та сокети","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Fip-addressing-ports-sockets","18.web-development\u002F01.network-architecture-and-protocols\u002F04.ip-addressing-ports-sockets",{"title":4087,"path":4088,"stem":4089},"Протоколи TCP та UDP","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Ftcp-udp-protocols","18.web-development\u002F01.network-architecture-and-protocols\u002F05.tcp-udp-protocols",{"title":4091,"path":4092,"stem":4093},"Система доменних імен DNS","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Fdns-system","18.web-development\u002F01.network-architecture-and-protocols\u002F06.dns-system",{"title":4095,"path":4096,"stem":4097},"Протокол SMTP та поштові протоколи","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Fsmtp-email-protocols","18.web-development\u002F01.network-architecture-and-protocols\u002F07.smtp-email-protocols",{"title":4099,"path":4100,"stem":4101},"Протокол WebSocket","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Fwebsocket-protocol","18.web-development\u002F01.network-architecture-and-protocols\u002F08.websocket-protocol",{"title":4103,"path":4104,"stem":4105},"Протокол SSH","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Fssh-protocol","18.web-development\u002F01.network-architecture-and-protocols\u002F09.ssh-protocol",{"title":4107,"path":4108,"stem":4109},"Огляд сучасних серверних технологій","\u002Fweb-development\u002Fnetwork-architecture-and-protocols\u002Fmodern-backend-technologies","18.web-development\u002F01.network-architecture-and-protocols\u002F10.modern-backend-technologies",{"title":4111,"icon":4112,"path":4113,"stem":4114,"children":4115,"page":59},"Протокол HTTP та захищена передача даних HTTPS","i-lucide-lock","\u002Fweb-development\u002Fhttp-and-https","18.web-development\u002F02.http-and-https",[4116,4120,4124,4128,4132,4136,4140,4144],{"title":4117,"path":4118,"stem":4119},"Вступ до протоколу HTTP та еволюція веб-технологій","\u002Fweb-development\u002Fhttp-and-https\u002Fintroduction-and-evolution","18.web-development\u002F02.http-and-https\u002F01.introduction-and-evolution",{"title":4121,"path":4122,"stem":4123},"Анатомія HTTP-запиту","\u002Fweb-development\u002Fhttp-and-https\u002Fhttp-request-structure","18.web-development\u002F02.http-and-https\u002F02.http-request-structure",{"title":4125,"path":4126,"stem":4127},"Анатомія HTTP-відповіді","\u002Fweb-development\u002Fhttp-and-https\u002Fhttp-response-structure","18.web-development\u002F02.http-and-https\u002F03.http-response-structure",{"title":4129,"path":4130,"stem":4131},"Методи HTTP та їхня семантика","\u002Fweb-development\u002Fhttp-and-https\u002Fhttp-methods","18.web-development\u002F02.http-and-https\u002F04.http-methods",{"title":4133,"path":4134,"stem":4135},"Коди статусу HTTP та їхнє призначення","\u002Fweb-development\u002Fhttp-and-https\u002Fhttp-status-codes","18.web-development\u002F02.http-and-https\u002F05.http-status-codes",{"title":4137,"path":4138,"stem":4139},"HTTP-заголовки та їхнє призначення","\u002Fweb-development\u002Fhttp-and-https\u002Fhttp-headers","18.web-development\u002F02.http-and-https\u002F06.http-headers",{"title":4141,"path":4142,"stem":4143},"CORS та механізми безпеки HTTP","\u002Fweb-development\u002Fhttp-and-https\u002Fcors-and-security","18.web-development\u002F02.http-and-https\u002F07.cors-and-security",{"title":4145,"path":4146,"stem":4147},"HTTPS та криптографічні основи TLS","\u002Fweb-development\u002Fhttp-and-https\u002Fhttps-and-tls","18.web-development\u002F02.http-and-https\u002F08.https-and-tls",{"title":4149,"icon":2498,"path":4150,"stem":4151,"children":4152,"page":59},"Система типів мови TypeScript","\u002Fweb-development\u002Ftypescript-type-system","18.web-development\u002F03.typescript-type-system",[4153,4157,4161,4165,4169,4173],{"title":4154,"path":4155,"stem":4156},"Знайомство з TypeScript Compiler","\u002Fweb-development\u002Ftypescript-type-system\u002Fintroduction-compiler-config","18.web-development\u002F03.typescript-type-system\u002F01.introduction-compiler-config",{"title":4158,"path":4159,"stem":4160},"Примітивні типи даних: string, number, boolean","\u002Fweb-development\u002Ftypescript-type-system\u002Fprimitive-special-types","18.web-development\u002F03.typescript-type-system\u002F02.primitive-special-types",{"title":4162,"path":4163,"stem":4164},"Масиви, кортежі та об","\u002Fweb-development\u002Ftypescript-type-system\u002Farrays-tuples-objects","18.web-development\u002F03.typescript-type-system\u002F03.arrays-tuples-objects",{"title":4166,"path":4167,"stem":4168},"Псевдоніми типів, Union типи, Intersection типи та літеральні типи","\u002Fweb-development\u002Ftypescript-type-system\u002Funion-intersection-literals","18.web-development\u002F03.typescript-type-system\u002F04.union-intersection-literals",{"title":4170,"path":4171,"stem":4172},"Type Narrowing (звуження типів)","\u002Fweb-development\u002Ftypescript-type-system\u002Ftype-narrowing","18.web-development\u002F03.typescript-type-system\u002F05.type-narrowing",{"title":4174,"path":4175,"stem":4176},"Типізація функцій","\u002Fweb-development\u002Ftypescript-type-system\u002Ffunctions-typing","18.web-development\u002F03.typescript-type-system\u002F06.functions-typing",{"title":4178,"icon":2498,"path":4179,"stem":4180,"children":4181,"page":59},"Розширені засоби мови TypeScript","\u002Fweb-development\u002Ftypescript-advanced","18.web-development\u002F04.typescript-advanced",[4182,4186,4190,4194,4198,4202],{"title":4183,"path":4184,"stem":4185},"Interfaces та Classes","\u002Fweb-development\u002Ftypescript-advanced\u002Finterfaces-classes","18.web-development\u002F04.typescript-advanced\u002F01.interfaces-classes",{"title":4187,"path":4188,"stem":4189},"Основи Generic типів","\u002Fweb-development\u002Ftypescript-advanced\u002Fgenerics-fundamentals","18.web-development\u002F04.typescript-advanced\u002F02.generics-fundamentals",{"title":4191,"path":4192,"stem":4193},"Enums та Decorators","\u002Fweb-development\u002Ftypescript-advanced\u002Fenums-decorators","18.web-development\u002F04.typescript-advanced\u002F03.enums-decorators",{"title":4195,"path":4196,"stem":4197},"Utility Types","\u002Fweb-development\u002Ftypescript-advanced\u002Futility-types","18.web-development\u002F04.typescript-advanced\u002F04.utility-types",{"title":4199,"path":4200,"stem":4201},"Mapped та Conditional Types","\u002Fweb-development\u002Ftypescript-advanced\u002Fmapped-conditional-types","18.web-development\u002F04.typescript-advanced\u002F05.mapped-conditional-types",{"title":4203,"path":4204,"stem":4205},"Модулі та Strict Mode","\u002Fweb-development\u002Ftypescript-advanced\u002Fmodules-strict-mode","18.web-development\u002F04.typescript-advanced\u002F06.modules-strict-mode",{"title":4207,"icon":4208,"path":4209,"stem":4210,"children":4211,"page":59},"Платформа Node.js як середовище виконання","i-devicon-nodejs","\u002Fweb-development\u002Fnodejs-platform","18.web-development\u002F05.nodejs-platform",[4212,4216,4220,4224,4228,4232,4236,4240,4244,4248,4252,4255,4259],{"title":4213,"path":4214,"stem":4215},"Що таке Node.js та його архітектура","\u002Fweb-development\u002Fnodejs-platform\u002Fwhat-is-nodejs","18.web-development\u002F05.nodejs-platform\u002F01.what-is-nodejs",{"title":4217,"path":4218,"stem":4219},"Event Loop — серце Node.js","\u002Fweb-development\u002Fnodejs-platform\u002Fevent-loop","18.web-development\u002F05.nodejs-platform\u002F02.event-loop",{"title":4221,"path":4222,"stem":4223},"Модульні системи: CommonJS vs ES Modules","\u002Fweb-development\u002Fnodejs-platform\u002Fmodule-systems","18.web-development\u002F05.nodejs-platform\u002F03.module-systems",{"title":4225,"path":4226,"stem":4227},"npm та package.json","\u002Fweb-development\u002Fnodejs-platform\u002Fnpm-package-json","18.web-development\u002F05.nodejs-platform\u002F04.npm-package-json",{"title":4229,"path":4230,"stem":4231},"Глобальні об\\","\u002Fweb-development\u002Fnodejs-platform\u002Fglobal-objects","18.web-development\u002F05.nodejs-platform\u002F05.global-objects",{"title":4233,"path":4234,"stem":4235},"Вбудований модуль fs (File System)","\u002Fweb-development\u002Fnodejs-platform\u002Fbuilt-in-modules-fs","18.web-development\u002F05.nodejs-platform\u002F06.built-in-modules-fs",{"title":4237,"path":4238,"stem":4239},"Вбудований модуль path","\u002Fweb-development\u002Fnodejs-platform\u002Fbuilt-in-modules-path","18.web-development\u002F05.nodejs-platform\u002F07.built-in-modules-path",{"title":4241,"path":4242,"stem":4243},"Вбудований модуль http","\u002Fweb-development\u002Fnodejs-platform\u002Fbuilt-in-modules-http","18.web-development\u002F05.nodejs-platform\u002F08.built-in-modules-http",{"title":4245,"path":4246,"stem":4247},"Streams — потоки даних у Node.js","\u002Fweb-development\u002Fnodejs-platform\u002Fstreams","18.web-development\u002F05.nodejs-platform\u002F09.streams",{"title":4249,"path":4250,"stem":4251},"Вбудований модуль util (Utilities)","\u002Fweb-development\u002Fnodejs-platform\u002Fbuilt-in-modules-util","18.web-development\u002F05.nodejs-platform\u002F10.built-in-modules-util",{"title":3141,"path":4253,"stem":4254},"\u002Fweb-development\u002Fnodejs-platform\u002Fenvironment-variables","18.web-development\u002F05.nodejs-platform\u002F11.environment-variables",{"title":4256,"path":4257,"stem":4258},"Інструменти налагодження та розробки","\u002Fweb-development\u002Fnodejs-platform\u002Fdebugging-tools","18.web-development\u002F05.nodejs-platform\u002F12.debugging-tools",{"title":4260,"path":4261,"stem":4262},"Продуктивність та Best Practices","\u002Fweb-development\u002Fnodejs-platform\u002Fperformance-best-practices","18.web-development\u002F05.nodejs-platform\u002F13.performance-best-practices",{"title":4264,"icon":4265,"path":4266,"stem":4267,"children":4268,"page":59},"Асинхронне програмування у Node.js","i-lucide-clock","\u002Fweb-development\u002Fasync-programming-nodejs","18.web-development\u002F06.async-programming-nodejs",[4269,4273,4277,4281,4285,4289,4293,4297,4301,4305,4309],{"title":4270,"path":4271,"stem":4272},"Синхронний vs асинхронний код","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fsync-vs-async","18.web-development\u002F06.async-programming-nodejs\u002F01.sync-vs-async",{"title":4274,"path":4275,"stem":4276},"Callbacks — перша парадигма асинхронності","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fcallbacks","18.web-development\u002F06.async-programming-nodejs\u002F02.callbacks",{"title":4278,"path":4279,"stem":4280},"Promises — стандарт асинхронності","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fpromises","18.web-development\u002F06.async-programming-nodejs\u002F03.promises",{"title":4282,"path":4283,"stem":4284},"Promise комбінатори","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fpromise-combinators","18.web-development\u002F06.async-programming-nodejs\u002F04.promise-combinators",{"title":4286,"path":4287,"stem":4288},"Async\u002FAwait — синтаксичний цукор над Promises","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fasync-await","18.web-development\u002F06.async-programming-nodejs\u002F05.async-await",{"title":4290,"path":4291,"stem":4292},"Паралельне vs послідовне виконання","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fparallel-vs-sequential","18.web-development\u002F06.async-programming-nodejs\u002F06.parallel-vs-sequential",{"title":4294,"path":4295,"stem":4296},"EventEmitter — подієва модель Node.js","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fevent-emitter","18.web-development\u002F06.async-programming-nodejs\u002F07.event-emitter",{"title":4298,"path":4299,"stem":4300},"Worker Threads — багатопотоковість у Node.js","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fworker-threads","18.web-development\u002F06.async-programming-nodejs\u002F08.worker-threads",{"title":4302,"path":4303,"stem":4304},"Child Processes — запуск зовнішніх процесів","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fchild-processes","18.web-development\u002F06.async-programming-nodejs\u002F09.child-processes",{"title":4306,"path":4307,"stem":4308},"Обробка помилок у асинхронному коді","\u002Fweb-development\u002Fasync-programming-nodejs\u002Ferror-handling","18.web-development\u002F06.async-programming-nodejs\u002F10.error-handling",{"title":4310,"path":4311,"stem":4312},"Порівняння Node.js фреймворків","\u002Fweb-development\u002Fasync-programming-nodejs\u002Fnodejs-frameworks","18.web-development\u002F06.async-programming-nodejs\u002F11.nodejs-frameworks",{"title":4314,"icon":4315,"path":4316,"stem":4317,"children":4318,"page":59},"Тема 7. Фреймворк NestJS. Контролери та маршрутизація","i-lucide-route","\u002Fweb-development\u002Fnestjs-controllers-routing","18.web-development\u002F07.nestjs-controllers-routing",[4319,4323,4327,4331,4335,4339,4343,4347,4351,4355,4359,4363,4367,4371,4375,4379,4383,4387,4391,4395,4399,4403],{"title":4320,"path":4321,"stem":4322},"Філософія та архітектура NestJS","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fnestjs-philosophy","18.web-development\u002F07.nestjs-controllers-routing\u002F01.nestjs-philosophy",{"title":4324,"path":4325,"stem":4326},"Три стовпи архітектури: модулі, контролери, провайдери","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fthree-pillars","18.web-development\u002F07.nestjs-controllers-routing\u002F02.three-pillars",{"title":4328,"path":4329,"stem":4330},"Інверсія керування (IoC) та ін","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fioc-and-di","18.web-development\u002F07.nestjs-controllers-routing\u002F03.ioc-and-di",{"title":4332,"path":4333,"stem":4334},"Встановлення NestJS CLI та створення проєкту","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fnestjs-cli-setup","18.web-development\u002F07.nestjs-controllers-routing\u002F04.nestjs-cli-setup",{"title":4336,"path":4337,"stem":4338},"Структура проєкту NestJS та конвенції","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fproject-structure","18.web-development\u002F07.nestjs-controllers-routing\u002F05.project-structure",{"title":4340,"path":4341,"stem":4342},"Контролери: основи маршрутизації","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fcontrollers-basics","18.web-development\u002F07.nestjs-controllers-routing\u002F06.controllers-basics",{"title":4344,"path":4345,"stem":4346},"Декоратори маршрутизації HTTP-методів","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Froute-decorators","18.web-development\u002F07.nestjs-controllers-routing\u002F07.route-decorators",{"title":4348,"path":4349,"stem":4350},"Параметри маршруту та декоратор @Param","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Froute-parameters","18.web-development\u002F07.nestjs-controllers-routing\u002F08.route-parameters",{"title":4352,"path":4353,"stem":4354},"Query-параметри та декоратор @Query","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fquery-parameters","18.web-development\u002F07.nestjs-controllers-routing\u002F09.query-parameters",{"title":4356,"path":4357,"stem":4358},"Тіло запиту та декоратор @Body","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Frequest-body","18.web-development\u002F07.nestjs-controllers-routing\u002F10.request-body",{"title":4360,"path":4361,"stem":4362},"Робота з заголовками запиту та відповіді","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fheaders-decorators","18.web-development\u002F07.nestjs-controllers-routing\u002F11.headers-decorators",{"title":4364,"path":4365,"stem":4366},"Data Transfer Objects (DTO): визначення та призначення","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fdto-introduction","18.web-development\u002F07.nestjs-controllers-routing\u002F12.dto-introduction",{"title":4368,"path":4369,"stem":4370},"Об'єкти Request та Response","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Frequest-response-objects","18.web-development\u002F07.nestjs-controllers-routing\u002F13.request-response-objects",{"title":4372,"path":4373,"stem":4374},"HTTP-статус коди та декоратор @HttpCode","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fhttp-status-codes","18.web-development\u002F07.nestjs-controllers-routing\u002F14.http-status-codes",{"title":4376,"path":4377,"stem":4378},"Перенаправлення (Redirects) та декоратор @Redirect","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fredirects","18.web-development\u002F07.nestjs-controllers-routing\u002F15.redirects",{"title":4380,"path":4381,"stem":4382},"Асинхронні обробники та Observables","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fasync-handlers","18.web-development\u002F07.nestjs-controllers-routing\u002F16.async-handlers",{"title":4384,"path":4385,"stem":4386},"Маршрутизація за піддоменами та версіонування API","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fsub-domain-routing","18.web-development\u002F07.nestjs-controllers-routing\u002F17.sub-domain-routing",{"title":4388,"path":4389,"stem":4390},"Області видимості контролерів (Scopes)","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fcontroller-scopes","18.web-development\u002F07.nestjs-controllers-routing\u002F18.controller-scopes",{"title":4392,"path":4393,"stem":4394},"Основні команди NestJS CLI","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fnestjs-cli-commands","18.web-development\u002F07.nestjs-controllers-routing\u002F19.nestjs-cli-commands",{"title":4396,"path":4397,"stem":4398},"Практичний приклад: створення CRUD-контролера","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fcrud-example","18.web-development\u002F07.nestjs-controllers-routing\u002F20.crud-example",{"title":4400,"path":4401,"stem":4402},"Тестування контролерів","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Ftesting-controllers","18.web-development\u002F07.nestjs-controllers-routing\u002F21.testing-controllers",{"title":4404,"path":4405,"stem":4406},"Best Practices для контролерів та маршрутизації","\u002Fweb-development\u002Fnestjs-controllers-routing\u002Fbest-practices","18.web-development\u002F07.nestjs-controllers-routing\u002F22.best-practices",{"title":4408,"icon":4409,"path":4410,"stem":4411,"children":4412,"page":59},"Тема 8. Провайдери, сервіси та модульна система NestJS","i-lucide-package","\u002Fweb-development\u002Fnestjs-providers-modules","18.web-development\u002F08.nestjs-providers-modules",[4413,4417,4421,4425,4429,4433,4437,4441,4445,4449,4453,4457,4461,4465,4469],{"title":4414,"path":4415,"stem":4416},"Концепція провайдерів у NestJS","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fproviders-concept","18.web-development\u002F08.nestjs-providers-modules\u002F01.providers-concept",{"title":4418,"path":4419,"stem":4420},"Сервіси: інкапсуляція бізнес-логіки","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fservices-business-logic","18.web-development\u002F08.nestjs-providers-modules\u002F02.services-business-logic",{"title":4422,"path":4423,"stem":4424},"Практика ін","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fdependency-injection-practice","18.web-development\u002F08.nestjs-providers-modules\u002F03.dependency-injection-practice",{"title":4426,"path":4427,"stem":4428},"Custom Providers: useValue, useClass, useFactory, useExisting","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fcustom-providers","18.web-development\u002F08.nestjs-providers-modules\u002F04.custom-providers",{"title":4430,"path":4431,"stem":4432},"Injection Tokens: рядкові та символьні токени","\u002Fweb-development\u002Fnestjs-providers-modules\u002Finjection-tokens","18.web-development\u002F08.nestjs-providers-modules\u002F05.injection-tokens",{"title":4434,"path":4435,"stem":4436},"Опціональні провайдери та декоратор @Optional","\u002Fweb-development\u002Fnestjs-providers-modules\u002Foptional-providers","18.web-development\u002F08.nestjs-providers-modules\u002F07.optional-providers",{"title":4438,"path":4439,"stem":4440},"Структура модулів: imports, controllers, providers, exports","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fmodules-structure","18.web-development\u002F08.nestjs-providers-modules\u002F08.modules-structure",{"title":4442,"path":4443,"stem":4444},"Feature Modules: ізоляція функціональності","\u002Fweb-development\u002Fnestjs-providers-modules\u002Ffeature-modules","18.web-development\u002F08.nestjs-providers-modules\u002F09.feature-modules",{"title":4446,"path":4447,"stem":4448},"Shared Modules: перевикористання провайдерів","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fshared-modules","18.web-development\u002F08.nestjs-providers-modules\u002F10.shared-modules",{"title":4450,"path":4451,"stem":4452},"Global Modules та декоратор @Global","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fglobal-modules","18.web-development\u002F08.nestjs-providers-modules\u002F11.global-modules",{"title":4454,"path":4455,"stem":4456},"Dynamic Modules: конфігурація під час виконання","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fdynamic-modules","18.web-development\u002F08.nestjs-providers-modules\u002F12.dynamic-modules",{"title":4458,"path":4459,"stem":4460},"Циклічні залежності та forwardRef","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fcircular-dependencies","18.web-development\u002F08.nestjs-providers-modules\u002F13.circular-dependencies",{"title":4462,"path":4463,"stem":4464},"Lifecycle Hooks: хуки життєвого циклу","\u002Fweb-development\u002Fnestjs-providers-modules\u002Flifecycle-hooks","18.web-development\u002F08.nestjs-providers-modules\u002F14.lifecycle-hooks",{"title":4466,"path":4467,"stem":4468},"ModuleRef: динамічний доступ до провайдерів","\u002Fweb-development\u002Fnestjs-providers-modules\u002Fmodule-reference","18.web-development\u002F08.nestjs-providers-modules\u002F15.module-reference",{"title":4470,"path":4471,"stem":4472},"Тестування сервісів та провайдерів","\u002Fweb-development\u002Fnestjs-providers-modules\u002Ftesting-services","18.web-development\u002F08.nestjs-providers-modules\u002F16.testing-services",{"title":4474,"icon":4475,"path":4476,"stem":4477,"children":4478,"page":59},"Тема 9. Валідація даних та конвеєр обробки запитів у NestJS","i-lucide-filter","\u002Fweb-development\u002Fnestjs-validation-pipeline","18.web-development\u002F09.nestjs-validation-pipeline",[4479,4483,4487,4491,4495,4499,4503,4507,4511,4515,4519,4523,4527,4531,4535,4539,4543,4547,4551],{"title":4480,"path":4481,"stem":4482},"Request Pipeline: конвеєр обробки запитів","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Frequest-pipeline","18.web-development\u002F09.nestjs-validation-pipeline\u002F01.request-pipeline",{"title":4484,"path":4485,"stem":4486},"Pipes: концепція трансформації та валідації","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fpipes-concept","18.web-development\u002F09.nestjs-validation-pipeline\u002F02.pipes-concept",{"title":4488,"path":4489,"stem":4490},"Вбудовані pipes: ParseIntPipe, ParseBoolPipe, ParseUUIDPipe","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fbuilt-in-pipes","18.web-development\u002F09.nestjs-validation-pipeline\u002F03.built-in-pipes",{"title":4492,"path":4493,"stem":4494},"ValidationPipe: автоматична валідація DTO","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fvalidation-pipe","18.web-development\u002F09.nestjs-validation-pipeline\u002F04.validation-pipe",{"title":4496,"path":4497,"stem":4498},"Декоратори class-validator для DTO","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fclass-validator-decorators","18.web-development\u002F09.nestjs-validation-pipeline\u002F05.class-validator-decorators",{"title":4500,"path":4501,"stem":4502},"Створення кастомних валідаторів","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fcustom-validators","18.web-development\u002F09.nestjs-validation-pipeline\u002F06.custom-validators",{"title":4504,"path":4505,"stem":4506},"Створення власних Pipes","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fcustom-pipes","18.web-development\u002F09.nestjs-validation-pipeline\u002F07.custom-pipes",{"title":4508,"path":4509,"stem":4510},"Основи Middleware","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fmiddleware-basics","18.web-development\u002F09.nestjs-validation-pipeline\u002F08.middleware-basics",{"title":4512,"path":4513,"stem":4514},"Практичні приклади Middleware","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fmiddleware-examples","18.web-development\u002F09.nestjs-validation-pipeline\u002F09.middleware-examples",{"title":4516,"path":4517,"stem":4518},"Guards: захисні перехоплювачі доступу","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fguards-concept","18.web-development\u002F09.nestjs-validation-pipeline\u002F10.guards-concept",{"title":4520,"path":4521,"stem":4522},"Створення кастомних Guards","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fcustom-guards","18.web-development\u002F09.nestjs-validation-pipeline\u002F11.custom-guards",{"title":4524,"path":4525,"stem":4526},"Interceptors: перехоплення та трансформація відповідей","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Finterceptors-concept","18.web-development\u002F09.nestjs-validation-pipeline\u002F12.interceptors-concept",{"title":4528,"path":4529,"stem":4530},"Практичні приклади Interceptors","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Finterceptor-examples","18.web-development\u002F09.nestjs-validation-pipeline\u002F13.interceptor-examples",{"title":4532,"path":4533,"stem":4534},"Exception Filters: обробка виключень","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fexception-filters","18.web-development\u002F09.nestjs-validation-pipeline\u002F14.exception-filters",{"title":4536,"path":4537,"stem":4538},"Custom Exception Filters: спеціалізовані фільтри","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fcustom-exception-filters","18.web-development\u002F09.nestjs-validation-pipeline\u002F15.custom-exception-filters",{"title":4540,"path":4541,"stem":4542},"Execution Context: контекст виконання","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fexecution-context","18.web-development\u002F09.nestjs-validation-pipeline\u002F16.execution-context",{"title":4544,"path":4545,"stem":4546},"Custom Decorators: власні декоратори","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fcustom-decorators","18.web-development\u002F09.nestjs-validation-pipeline\u002F17.custom-decorators",{"title":4548,"path":4549,"stem":4550},"Global Components: глобальні компоненти","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fglobal-components","18.web-development\u002F09.nestjs-validation-pipeline\u002F18.global-components",{"title":4552,"path":4553,"stem":4554},"Pipeline Best Practices: найкращі практики","\u002Fweb-development\u002Fnestjs-validation-pipeline\u002Fpipeline-best-practices","18.web-development\u002F09.nestjs-validation-pipeline\u002F19.pipeline-best-practices",{"title":4556,"icon":2865,"path":4557,"stem":4558,"children":4559,"page":59},"Інтеграція реляційних баз даних засобами TypeORM","\u002Fweb-development\u002Ftypeorm-integration","18.web-development\u002F10.typeorm-integration",[4560,4564,4568,4572,4576,4580,4584],{"title":4561,"path":4562,"stem":4563},"Робота з базами даних у Node.js через нативні драйвери","\u002Fweb-development\u002Ftypeorm-integration\u002F01-nodejs-database-drivers","18.web-development\u002F10.typeorm-integration\u002F01-nodejs-database-drivers",{"title":4565,"path":4566,"stem":4567},"ORM та знайомство з TypeORM","\u002Fweb-development\u002Ftypeorm-integration\u002F02-orm-and-typeorm-intro","18.web-development\u002F10.typeorm-integration\u002F02-orm-and-typeorm-intro",{"title":4569,"path":4570,"stem":4571},"Налаштування TypeORM у NestJS проєкті","\u002Fweb-development\u002Ftypeorm-integration\u002F03-typeorm-setup-nestjs","18.web-development\u002F10.typeorm-integration\u002F03-typeorm-setup-nestjs",{"title":4573,"path":4574,"stem":4575},"Entity класи та декоратори TypeORM","\u002Fweb-development\u002Ftypeorm-integration\u002F04-entities-and-decorators","18.web-development\u002F10.typeorm-integration\u002F04-entities-and-decorators",{"title":4577,"path":4578,"stem":4579},"Repository Pattern та CRUD операції","\u002Fweb-development\u002Ftypeorm-integration\u002F05-repository-pattern-crud","18.web-development\u002F10.typeorm-integration\u002F05-repository-pattern-crud",{"title":4581,"path":4582,"stem":4583},"Пагінація та фільтрація даних","\u002Fweb-development\u002Ftypeorm-integration\u002F06-pagination-filtering","18.web-development\u002F10.typeorm-integration\u002F06-pagination-filtering",{"title":4585,"path":4586,"stem":4587},"QueryBuilder для складних запитів","\u002Fweb-development\u002Ftypeorm-integration\u002F07-query-builder","18.web-development\u002F10.typeorm-integration\u002F07-query-builder",{"title":4589,"icon":4590,"path":4591,"stem":4592,"children":4593,"page":59},"Зв'язки між сутностями, міграції та оптимізація запитів","i-lucide-git-branch","\u002Fweb-development\u002Fentity-relations-migrations","18.web-development\u002F11.entity-relations-migrations",[4594,4598,4602,4606,4610],{"title":4595,"path":4596,"stem":4597},"Зв'язки One-to-Many та Many-to-One","\u002Fweb-development\u002Fentity-relations-migrations\u002F01-one-to-many-many-to-one","18.web-development\u002F11.entity-relations-migrations\u002F01-one-to-many-many-to-one",{"title":4599,"path":4600,"stem":4601},"Зв'язки One-to-One та Many-to-Many","\u002Fweb-development\u002Fentity-relations-migrations\u002F02-one-to-one-many-to-many","18.web-development\u002F11.entity-relations-migrations\u002F02-one-to-one-many-to-many",{"title":4603,"path":4604,"stem":4605},"Керування міграціями бази даних","\u002Fweb-development\u002Fentity-relations-migrations\u002F03-migrations-management","18.web-development\u002F11.entity-relations-migrations\u002F03-migrations-management",{"title":4607,"path":4608,"stem":4609},"Транзакції у TypeORM","\u002Fweb-development\u002Fentity-relations-migrations\u002F04-transactions","18.web-development\u002F11.entity-relations-migrations\u002F04-transactions",{"title":4611,"path":4612,"stem":4613,"children":4614},"Індекси та оптимізація запитів","\u002Fweb-development\u002Fentity-relations-migrations\u002F05-indexes-optimization","18.web-development\u002F11.entity-relations-migrations\u002F05-indexes-optimization",[4615],{"title":4611,"path":4612,"stem":4613},{"title":4617,"icon":4618,"path":4619,"stem":4620,"children":4621,"page":59},"Механізми автентифікації у вебзастосунках","i-lucide-key","\u002Fweb-development\u002Fauthentication","18.web-development\u002F12.authentication",[4622,4626,4630,4634,4638,4642,4646,4650,4654],{"title":4623,"path":4624,"stem":4625},"Автентифікація vs Авторизація","\u002Fweb-development\u002Fauthentication\u002F01-authentication-vs-authorization","18.web-development\u002F12.authentication\u002F01-authentication-vs-authorization",{"title":4627,"path":4628,"stem":4629},"Стратегії автентифікації","\u002Fweb-development\u002Fauthentication\u002F02-authentication-strategies","18.web-development\u002F12.authentication\u002F02-authentication-strategies",{"title":4631,"path":4632,"stem":4633},"Автентифікація на основі сесій","\u002Fweb-development\u002Fauthentication\u002F03-session-based-authentication","18.web-development\u002F12.authentication\u002F03-session-based-authentication",{"title":4635,"path":4636,"stem":4637},"Структура JSON Web Token (JWT)","\u002Fweb-development\u002Fauthentication\u002F04-jwt-structure","18.web-development\u002F12.authentication\u002F04-jwt-structure",{"title":4639,"path":4640,"stem":4641},"Інтеграція JWT у NestJS","\u002Fweb-development\u002Fauthentication\u002F05-nestjs-jwt-integration","18.web-development\u002F12.authentication\u002F05-nestjs-jwt-integration",{"title":4643,"path":4644,"stem":4645},"Passport.js стратегії у NestJS","\u002Fweb-development\u002Fauthentication\u002F06-passport-strategies","18.web-development\u002F12.authentication\u002F06-passport-strategies",{"title":4647,"path":4648,"stem":4649},"Безпечне зберігання паролів: хешування та криптографічний захист","\u002Fweb-development\u002Fauthentication\u002F07-password-hashing","18.web-development\u002F12.authentication\u002F07-password-hashing",{"title":4651,"path":4652,"stem":4653},"Refresh Token та безпечне оновлення доступу","\u002Fweb-development\u002Fauthentication\u002F08-refresh-tokens","18.web-development\u002F12.authentication\u002F08-refresh-tokens",{"title":4655,"path":4656,"stem":4657},"OAuth 2.0 та OpenID Connect: делегована автентифікація","\u002Fweb-development\u002Fauthentication\u002F09-oauth2-openid","18.web-development\u002F12.authentication\u002F09-oauth2-openid",{"title":4659,"icon":4660,"path":4661,"stem":4662,"children":4663,"page":59},"Авторизація та безпека серверних застосунків","i-lucide-shield","\u002Fweb-development\u002Fauthorization-security","18.web-development\u002F13.authorization-security",[4664,4668,4672,4676,4680,4684,4688,4692,4696,4700],{"title":4665,"path":4666,"stem":4667},"Моделі авторизації","\u002Fweb-development\u002Fauthorization-security\u002F01-authorization-models","18.web-development\u002F13.authorization-security\u002F01-authorization-models",{"title":4669,"path":4670,"stem":4671},"Реалізація RBAC у NestJS","\u002Fweb-development\u002Fauthorization-security\u002F02-rbac-implementation","18.web-development\u002F13.authorization-security\u002F02-rbac-implementation",{"title":4673,"path":4674,"stem":4675},"Permission-Based Access Control","\u002Fweb-development\u002Fauthorization-security\u002F03-permission-based-access","18.web-development\u002F13.authorization-security\u002F03-permission-based-access",{"title":4677,"path":4678,"stem":4679},"ABAC та бібліотека CASL","\u002Fweb-development\u002Fauthorization-security\u002F04-abac-casl","18.web-development\u002F13.authorization-security\u002F04-abac-casl",{"title":4681,"path":4682,"stem":4683},"Кастомні декоратори та метадані","\u002Fweb-development\u002Fauthorization-security\u002F05-custom-decorators-metadata","18.web-development\u002F13.authorization-security\u002F05-custom-decorators-metadata",{"title":4685,"path":4686,"stem":4687},"Конфігурація CORS","\u002Fweb-development\u002Fauthorization-security\u002F06-cors-configuration","18.web-development\u002F13.authorization-security\u002F06-cors-configuration",{"title":4689,"path":4690,"stem":4691},"Захист через HTTP Security Headers (Helmet)","\u002Fweb-development\u002Fauthorization-security\u002F07-helmet-security-headers","18.web-development\u002F13.authorization-security\u002F07-helmet-security-headers",{"title":4693,"path":4694,"stem":4695},"Rate Limiting та Throttling","\u002Fweb-development\u002Fauthorization-security\u002F08-rate-limiting-throttling","18.web-development\u002F13.authorization-security\u002F08-rate-limiting-throttling",{"title":4697,"path":4698,"stem":4699},"Захист від поширених атак","\u002Fweb-development\u002Fauthorization-security\u002F09-common-attacks-protection","18.web-development\u002F13.authorization-security\u002F09-common-attacks-protection",{"title":4701,"path":4702,"stem":4703},"HTTPS у продакшені","\u002Fweb-development\u002Fauthorization-security\u002F10-https-production","18.web-development\u002F13.authorization-security\u002F10-https-production",{"title":4705,"icon":871,"path":4706,"stem":4707,"children":4708,"page":59},"Комунікація у реальному часі, нотифікації та фонові задачі","\u002Fweb-development\u002Frealtime-notifications-jobs","18.web-development\u002F14.realtime-notifications-jobs",[4709,4713,4717,4721,4725,4729,4732,4735,4739,4743],{"title":4710,"path":4711,"stem":4712},"Методи комунікації у реальному часі","\u002Fweb-development\u002Frealtime-notifications-jobs\u002F01-realtime-communication-methods","18.web-development\u002F14.realtime-notifications-jobs\u002F01-realtime-communication-methods",{"title":4714,"path":4715,"stem":4716},"WebSocket Gateway у NestJS","\u002Fweb-development\u002Frealtime-notifications-jobs\u002F02-websocket-gateway","18.web-development\u002F14.realtime-notifications-jobs\u002F02-websocket-gateway",{"title":4718,"path":4719,"stem":4720},"Lifecycle та Rooms у WebSocket","\u002Fweb-development\u002Frealtime-notifications-jobs\u002F03-websocket-lifecycle-rooms","18.web-development\u002F14.realtime-notifications-jobs\u002F03-websocket-lifecycle-rooms",{"title":4722,"path":4723,"stem":4724},"Server-Sent Events (SSE)","\u002Fweb-development\u002Frealtime-notifications-jobs\u002F04-server-sent-events","18.web-development\u002F14.realtime-notifications-jobs\u002F04-server-sent-events",{"title":4726,"path":4727,"stem":4728},"Архітектура системи нотифікацій","\u002Fweb-development\u002Frealtime-notifications-jobs\u002F05-notification-system","18.web-development\u002F14.realtime-notifications-jobs\u002F05-notification-system",{"title":904,"path":4730,"stem":4731},"\u002Fweb-development\u002Frealtime-notifications-jobs\u002F06-email-notifications","18.web-development\u002F14.realtime-notifications-jobs\u002F06-email-notifications",{"title":900,"path":4733,"stem":4734},"\u002Fweb-development\u002Frealtime-notifications-jobs\u002F07-web-push-notifications","18.web-development\u002F14.realtime-notifications-jobs\u002F07-web-push-notifications",{"title":4736,"path":4737,"stem":4738},"Фонові задачі та черги","\u002Fweb-development\u002Frealtime-notifications-jobs\u002F08-background-jobs-queues","18.web-development\u002F14.realtime-notifications-jobs\u002F08-background-jobs-queues",{"title":4740,"path":4741,"stem":4742},"Планувальники та Cron jobs","\u002Fweb-development\u002Frealtime-notifications-jobs\u002F09-schedulers-cron","18.web-development\u002F14.realtime-notifications-jobs\u002F09-schedulers-cron",{"title":4744,"path":4745,"stem":4746},"Практичні сценарії застосування","\u002Fweb-development\u002Frealtime-notifications-jobs\u002F10-practical-scenarios","18.web-development\u002F14.realtime-notifications-jobs\u002F10-practical-scenarios",{"title":4748,"icon":4749,"path":4750,"stem":4751,"children":4752,"page":59},"Тестування, документування та розгортання застосунків","i-lucide-rocket","\u002Fweb-development\u002Ftesting-documentation-deployment","18.web-development\u002F15.testing-documentation-deployment",[4753,4757,4761,4765,4769,4773,4777,4781,4785,4789],{"title":4754,"path":4755,"stem":4756},"Піраміда тестування та стратегія","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F01-testing-pyramid-strategy","18.web-development\u002F15.testing-documentation-deployment\u002F01-testing-pyramid-strategy",{"title":4758,"path":4759,"stem":4760},"Основи Jest у NestJS","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F02-jest-nestjs-basics","18.web-development\u002F15.testing-documentation-deployment\u002F02-jest-nestjs-basics",{"title":4762,"path":4763,"stem":4764},"Unit-тестування сервісів","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F03-unit-testing-services","18.web-development\u002F15.testing-documentation-deployment\u002F03-unit-testing-services",{"title":4766,"path":4767,"stem":4768},"E2E тестування та покриття коду","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F04-e2e-testing-coverage","18.web-development\u002F15.testing-documentation-deployment\u002F04-e2e-testing-coverage",{"title":4770,"path":4771,"stem":4772},"Swagger, OpenAPI, Scalar та Arazzo","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F05-swagger-openapi","18.web-development\u002F15.testing-documentation-deployment\u002F05-swagger-openapi",{"title":4774,"path":4775,"stem":4776},"Керування конфігурацією","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F06-configuration-management","18.web-development\u002F15.testing-documentation-deployment\u002F06-configuration-management",{"title":4778,"path":4779,"stem":4780},"Docker та контейнеризація","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F07-docker-containerization","18.web-development\u002F15.testing-documentation-deployment\u002F07-docker-containerization",{"title":4782,"path":4783,"stem":4784},"CI\u002FCD Pipelines","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F08-cicd-pipelines","18.web-development\u002F15.testing-documentation-deployment\u002F08-cicd-pipelines",{"title":4786,"path":4787,"stem":4788},"Логування та моніторинг","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F09-logging-monitoring","18.web-development\u002F15.testing-documentation-deployment\u002F09-logging-monitoring",{"title":4790,"path":4791,"stem":4792},"Серіалізація та компресія","\u002Fweb-development\u002Ftesting-documentation-deployment\u002F10-serialization-compression","18.web-development\u002F15.testing-documentation-deployment\u002F10-serialization-compression",{"title":4794,"icon":4795,"path":4796,"stem":4797,"children":4798,"page":59},"AI Core: мислення AI","i-lucide-brain","\u002Fai-core","19.ai-core",[4799,4840,4889,4927],{"title":4800,"icon":4749,"path":4801,"stem":4802,"children":4803,"page":59},"Вхід у професію AI Native Developer","\u002Fai-core\u002Fai-native-developer","19.ai-core\u002F01.ai-native-developer",[4804,4808,4812,4816,4820,4824,4828,4832,4836],{"title":4805,"path":4806,"stem":4807},"Вступ до професії розробника цифрових продуктів","\u002Fai-core\u002Fai-native-developer\u002Fdigital-products","19.ai-core\u002F01.ai-native-developer\u002F01.digital-products",{"title":4809,"path":4810,"stem":4811},"Професія розробника програмного забезпечення","\u002Fai-core\u002Fai-native-developer\u002Fsoftware-developer","19.ai-core\u002F01.ai-native-developer\u002F02.software-developer",{"title":4813,"path":4814,"stem":4815},"Професія AI Native Developer","\u002Fai-core\u002Fai-native-developer\u002Fai-native-developer","19.ai-core\u002F01.ai-native-developer\u002F03.ai-native-developer",{"title":4817,"path":4818,"stem":4819},"Вплив AI на розробку програмного забезпечення","\u002Fai-core\u002Fai-native-developer\u002Fai-impact-on-development","19.ai-core\u002F01.ai-native-developer\u002F04.ai-impact-on-development",{"title":4821,"path":4822,"stem":4823},"Життєвий цикл цифрового продукту","\u002Fai-core\u002Fai-native-developer\u002Fproduct-lifecycle","19.ai-core\u002F01.ai-native-developer\u002F05.product-lifecycle",{"title":4825,"path":4826,"stem":4827},"Застосування AI на етапах створення цифрового продукту","\u002Fai-core\u002Fai-native-developer\u002Fai-in-product-creation","19.ai-core\u002F01.ai-native-developer\u002F06.ai-in-product-creation",{"title":4829,"path":4830,"stem":4831},"Розподіл завдань між людиною та AI","\u002Fai-core\u002Fai-native-developer\u002Fhuman-vs-ai-tasks","19.ai-core\u002F01.ai-native-developer\u002F07.human-vs-ai-tasks",{"title":4833,"path":4834,"stem":4835},"Компетенції AI Native Developer","\u002Fai-core\u002Fai-native-developer\u002Fcompetencies","19.ai-core\u002F01.ai-native-developer\u002F08.competencies",{"title":4837,"path":4838,"stem":4839},"Карта професійного розвитку AI Native Developer","\u002Fai-core\u002Fai-native-developer\u002Fcareer-roadmap","19.ai-core\u002F01.ai-native-developer\u002F09.career-roadmap",{"title":4841,"icon":255,"path":4842,"stem":4843,"children":4844,"page":59},"Штучний інтелект і машинне навчання","\u002Fai-core\u002Fai-and-machine-learning","19.ai-core\u002F02.ai-and-machine-learning",[4845,4849,4853,4857,4861,4865,4869,4873,4877,4881,4885],{"title":4846,"path":4847,"stem":4848},"Штучний інтелект","\u002Fai-core\u002Fai-and-machine-learning\u002Fwhat-is-ai","19.ai-core\u002F02.ai-and-machine-learning\u002F01.what-is-ai",{"title":4850,"path":4851,"stem":4852},"Відмінність AI від інших програмних систем","\u002Fai-core\u002Fai-and-machine-learning\u002Fai-vs-automation","19.ai-core\u002F02.ai-and-machine-learning\u002F02.ai-vs-automation",{"title":4854,"path":4855,"stem":4856},"Завдання штучного інтелекту","\u002Fai-core\u002Fai-and-machine-learning\u002Fai-tasks","19.ai-core\u002F02.ai-and-machine-learning\u002F03.ai-tasks",{"title":4858,"path":4859,"stem":4860},"Machine Learning","\u002Fai-core\u002Fai-and-machine-learning\u002Fmachine-learning","19.ai-core\u002F02.ai-and-machine-learning\u002F04.machine-learning",{"title":4862,"path":4863,"stem":4864},"Machine Learning Workflow","\u002Fai-core\u002Fai-and-machine-learning\u002Fml-workflow","19.ai-core\u002F02.ai-and-machine-learning\u002F05.ml-workflow",{"title":4866,"path":4867,"stem":4868},"Типи машинного навчання","\u002Fai-core\u002Fai-and-machine-learning\u002Fml-types","19.ai-core\u002F02.ai-and-machine-learning\u002F06.ml-types",{"title":4870,"path":4871,"stem":4872},"Generative AI","\u002Fai-core\u002Fai-and-machine-learning\u002Fgenerative-ai","19.ai-core\u002F02.ai-and-machine-learning\u002F07.generative-ai",{"title":4874,"path":4875,"stem":4876},"Типи контенту, створюваного AI","\u002Fai-core\u002Fai-and-machine-learning\u002Fai-content-types","19.ai-core\u002F02.ai-and-machine-learning\u002F08.ai-content-types",{"title":4878,"path":4879,"stem":4880},"Великі мовні моделі","\u002Fai-core\u002Fai-and-machine-learning\u002Flarge-language-models","19.ai-core\u002F02.ai-and-machine-learning\u002F09.large-language-models",{"title":4882,"path":4883,"stem":4884},"Можливості та обмеження Generative AI","\u002Fai-core\u002Fai-and-machine-learning\u002Fcapabilities-and-limitations","19.ai-core\u002F02.ai-and-machine-learning\u002F10.capabilities-and-limitations",{"title":4886,"path":4887,"stem":4888},"Сучасні AI-асистенти","\u002Fai-core\u002Fai-and-machine-learning\u002Fmodern-ai-assistants","19.ai-core\u002F02.ai-and-machine-learning\u002F11.modern-ai-assistants",{"title":4890,"icon":4891,"path":4892,"stem":4893,"children":4894,"page":59},"Постановка завдань для AI: принципи створення промптів","i-lucide-message-square-text","\u002Fai-core\u002Fprompt-engineering","19.ai-core\u002F03.prompt-engineering",[4895,4899,4903,4907,4911,4915,4919,4923],{"title":4896,"path":4897,"stem":4898},"Промпт як інструмент","\u002Fai-core\u002Fprompt-engineering\u002Fprompt-as-tool","19.ai-core\u002F03.prompt-engineering\u002F01.prompt-as-tool",{"title":4900,"path":4901,"stem":4902},"Принципи створення промптів","\u002Fai-core\u002Fprompt-engineering\u002Fprompt-principles","19.ai-core\u002F03.prompt-engineering\u002F02.prompt-principles",{"title":4904,"path":4905,"stem":4906},"Структура промпта","\u002Fai-core\u002Fprompt-engineering\u002Fprompt-structure","19.ai-core\u002F03.prompt-engineering\u002F03.prompt-structure",{"title":4908,"path":4909,"stem":4910},"Види промптів за типом задачі","\u002Fai-core\u002Fprompt-engineering\u002Fprompt-types","19.ai-core\u002F03.prompt-engineering\u002F04.prompt-types",{"title":4912,"path":4913,"stem":4914},"Прийоми посилення промпта","\u002Fai-core\u002Fprompt-engineering\u002Fprompt-enhancement","19.ai-core\u002F03.prompt-engineering\u002F05.prompt-enhancement",{"title":4916,"path":4917,"stem":4918},"Розбір і покращення промпта","\u002Fai-core\u002Fprompt-engineering\u002Fprompt-analysis","19.ai-core\u002F03.prompt-engineering\u002F06.prompt-analysis",{"title":4920,"path":4921,"stem":4922},"Типові помилки під час створення промптів","\u002Fai-core\u002Fprompt-engineering\u002Fcommon-mistakes","19.ai-core\u002F03.prompt-engineering\u002F07.common-mistakes",{"title":4924,"path":4925,"stem":4926},"Практикум: особиста бібліотека промптів","\u002Fai-core\u002Fprompt-engineering\u002Fprompt-library","19.ai-core\u002F03.prompt-engineering\u002F08.prompt-library",{"title":4928,"icon":793,"path":4929,"stem":4930,"children":4931,"page":59},"Перевірка результатів, безпека та AI Native Workflow","\u002Fai-core\u002Fverification-security-workflow","19.ai-core\u002F04.verification-security-workflow",[4932,4936,4940,4944,4948,4952,4956,4960,4964],{"title":4933,"path":4934,"stem":4935},"Межі можливостей AI","\u002Fai-core\u002Fverification-security-workflow\u002Fai-limitations","19.ai-core\u002F04.verification-security-workflow\u002F01.ai-limitations",{"title":4937,"path":4938,"stem":4939},"Галюцинації AI","\u002Fai-core\u002Fverification-security-workflow\u002Fai-hallucinations","19.ai-core\u002F04.verification-security-workflow\u002F02.ai-hallucinations",{"title":4941,"path":4942,"stem":4943},"Критичне мислення під час роботи з AI","\u002Fai-core\u002Fverification-security-workflow\u002Fcritical-thinking","19.ai-core\u002F04.verification-security-workflow\u002F03.critical-thinking",{"title":4945,"path":4946,"stem":4947},"Перевірка результатів роботи AI","\u002Fai-core\u002Fverification-security-workflow\u002Fresult-verification","19.ai-core\u002F04.verification-security-workflow\u002F04.result-verification",{"title":4949,"path":4950,"stem":4951},"Захист даних під час роботи з AI","\u002Fai-core\u002Fverification-security-workflow\u002Fdata-protection","19.ai-core\u002F04.verification-security-workflow\u002F05.data-protection",{"title":4953,"path":4954,"stem":4955},"Авторське право та навчальна доброчесність","\u002Fai-core\u002Fverification-security-workflow\u002Fcopyright-integrity","19.ai-core\u002F04.verification-security-workflow\u002F06.copyright-integrity",{"title":4957,"path":4958,"stem":4959},"Відповідальне використання AI","\u002Fai-core\u002Fverification-security-workflow\u002Fresponsible-use","19.ai-core\u002F04.verification-security-workflow\u002F07.responsible-use",{"title":4961,"path":4962,"stem":4963},"AI Native Workflow","\u002Fai-core\u002Fverification-security-workflow\u002Fai-native-workflow","19.ai-core\u002F04.verification-security-workflow\u002F08.ai-native-workflow",{"title":4965,"path":4966,"stem":4967},"Застосування AI Native Workflow під час створення цифрового продукту","\u002Fai-core\u002Fverification-security-workflow\u002Fworkflow-in-practice","19.ai-core\u002F04.verification-security-workflow\u002F09.workflow-in-practice",{"title":4969,"icon":4970,"path":4971,"stem":4972,"children":4973,"page":59},"AI Developer: Vibe Coding Sprint","i-lucide-code-xml","\u002Fai-developer","20.ai-developer",[4974,5000,5022,5043],{"title":4975,"icon":4976,"path":4977,"stem":4978,"children":4979,"page":59},"Проєктування і чорнова версія","i-lucide-pencil-ruler","\u002Fai-developer\u002Fdraft-creation","20.ai-developer\u002F01.draft-creation",[4980,4984,4988,4992,4996],{"title":4981,"path":4982,"stem":4983},"Парадигма Vibe Coding Workflow","\u002Fai-developer\u002Fdraft-creation\u002Fvibe-coding-workflow","20.ai-developer\u002F01.draft-creation\u002F01.vibe-coding-workflow",{"title":4985,"path":4986,"stem":4987},"AI-середовище швидкої розробки","\u002Fai-developer\u002Fdraft-creation\u002Fai-ide-environment","20.ai-developer\u002F01.draft-creation\u002F02.ai-ide-environment",{"title":4989,"path":4990,"stem":4991},"Користувацьке завдання та межі першої версії","\u002Fai-developer\u002Fdraft-creation\u002Fproduct-scope-and-mvp","20.ai-developer\u002F01.draft-creation\u002F03.product-scope-and-mvp",{"title":4993,"path":4994,"stem":4995},"Архітектура інтерфейсу та стани застосунку","\u002Fai-developer\u002Fdraft-creation\u002Fapplication-architecture-and-states","20.ai-developer\u002F01.draft-creation\u002F04.application-architecture-and-states",{"title":4997,"path":4998,"stem":4999},"Генерація та фіксація чорнової версії","\u002Fai-developer\u002Fdraft-creation\u002Fgenerating-draft-version","20.ai-developer\u002F01.draft-creation\u002F05.generating-draft-version",{"title":5001,"icon":5002,"path":5003,"stem":5004,"children":5005,"page":59},"Перша робоча версія","i-lucide-play-circle","\u002Fai-developer\u002Ffirst-working-version","20.ai-developer\u002F02.first-working-version",[5006,5010,5014,5018],{"title":5007,"path":5008,"stem":5009},"Уточнення контексту проєкту для AI","\u002Fai-developer\u002Ffirst-working-version\u002Frefining-project-context","20.ai-developer\u002F02.first-working-version\u002F01.refining-project-context",{"title":5011,"path":5012,"stem":5013},"Стратегія завдань для AI-розробки","\u002Fai-developer\u002Ffirst-working-version\u002Fai-prompting-strategy","20.ai-developer\u002F02.first-working-version\u002F02.ai-prompting-strategy",{"title":5015,"path":5016,"stem":5017},"Доопрацювання до першої робочої версії","\u002Fai-developer\u002Ffirst-working-version\u002Frefining-to-working-version","20.ai-developer\u002F02.first-working-version\u002F03.refining-to-working-version",{"title":5019,"path":5020,"stem":5021},"Перевірка першої робочої версії","\u002Fai-developer\u002Ffirst-working-version\u002Ftesting-first-working-version","20.ai-developer\u002F02.first-working-version\u002F04.testing-first-working-version",{"title":5023,"icon":3072,"path":5024,"stem":5025,"children":5026,"page":59},"Ітерації, дебагінг та відновлення","\u002Fai-developer\u002Fiteration-debugging-recovery","20.ai-developer\u002F03.iteration-debugging-recovery",[5027,5031,5035,5039],{"title":5028,"path":5029,"stem":5030},"Управління точковими змінами продукту","\u002Fai-developer\u002Fiteration-debugging-recovery\u002Fchange-management","20.ai-developer\u002F03.iteration-debugging-recovery\u002F01.change-management",{"title":5032,"path":5033,"stem":5034},"Надійність інтерфейсу та обробка помилок","\u002Fai-developer\u002Fiteration-debugging-recovery\u002Fscenario-reliability-and-errors","20.ai-developer\u002F03.iteration-debugging-recovery\u002F02.scenario-reliability-and-errors",{"title":5036,"path":5037,"stem":5038},"Керування контекстом і збереження версій","\u002Fai-developer\u002Fiteration-debugging-recovery\u002Fproject-context-and-versions","20.ai-developer\u002F03.iteration-debugging-recovery\u002F03.project-context-and-versions",{"title":5040,"path":5041,"stem":5042},"Збої AI-розробки, ліміти та аварійне відновлення","\u002Fai-developer\u002Fiteration-debugging-recovery\u002Fai-breakdowns-and-recovery","20.ai-developer\u002F03.iteration-debugging-recovery\u002F04.ai-breakdowns-and-recovery",{"title":5044,"icon":5045,"path":5046,"stem":5047,"children":5048,"page":59},"Перевірка та завершення продукту","i-lucide-check-check","\u002Fai-developer\u002Fverification-and-completion","20.ai-developer\u002F04.verification-and-completion",[5049,5053,5057],{"title":5050,"path":5051,"stem":5052},"Комплексний аудит та підсумкове тестування","\u002Fai-developer\u002Fverification-and-completion\u002Ffinal-product-testing","20.ai-developer\u002F04.verification-and-completion\u002F01.final-product-testing",{"title":5054,"path":5055,"stem":5056},"Підготовка підсумкової версії коду","\u002Fai-developer\u002Fverification-and-completion\u002Fpreparing-release-version","20.ai-developer\u002F04.verification-and-completion\u002F02.preparing-release-version",{"title":5058,"path":5059,"stem":5060},"Демонстрація, публікація та критерії оцінювання","\u002Fai-developer\u002Fverification-and-completion\u002Fproduct-showcase-and-publishing","20.ai-developer\u002F04.verification-and-completion\u002F03.product-showcase-and-publishing",{"title":5062,"path":5063,"stem":5064,"children":5065,"page":59},"Tailwind","\u002Ftailwind","21.tailwind",[5066,5070,5074,5078,5082,5086,5090,5094,5098,5102,5106,5110],{"title":5067,"path":5068,"stem":5069},"Що таке Tailwind CSS і навіщо він потрібен","\u002Ftailwind\u002Ftailwind-intro-philosophy","21.tailwind\u002F01.tailwind-intro-philosophy",{"title":5071,"path":5072,"stem":5073},"Встановлення та налаштування Tailwind CSS v4","\u002Ftailwind\u002Ftailwind-installation-setup","21.tailwind\u002F02.tailwind-installation-setup",{"title":5075,"path":5076,"stem":5077},"Utility-класи: основи та система Tailwind","\u002Ftailwind\u002Ftailwind-utility-classes-core","21.tailwind\u002F03.tailwind-utility-classes-core",{"title":5079,"path":5080,"stem":5081},"Layout: Flexbox та Grid через Tailwind","\u002Ftailwind\u002Ftailwind-flexbox-grid","21.tailwind\u002F04.tailwind-flexbox-grid",{"title":5083,"path":5084,"stem":5085},"Кастомізація теми через @theme у Tailwind v4","\u002Ftailwind\u002Ftailwind-theme-customization","21.tailwind\u002F05.tailwind-theme-customization",{"title":5087,"path":5088,"stem":5089},"Варіанти: hover, focus, responsive, dark mode та нові v4","\u002Ftailwind\u002Ftailwind-variants-states","21.tailwind\u002F06.tailwind-variants-states",{"title":5091,"path":5092,"stem":5093},"Типографіка та система кольорів у Tailwind v4","\u002Ftailwind\u002Ftailwind-typography-colors","21.tailwind\u002F07.tailwind-typography-colors",{"title":5095,"path":5096,"stem":5097},"Компоненти та повторюваність: @apply, @utility та патерни","\u002Ftailwind\u002Ftailwind-components-patterns","21.tailwind\u002F08.tailwind-components-patterns",{"title":5099,"path":5100,"stem":5101},"Темна тема та система дизайн-токенів у Tailwind v4","\u002Ftailwind\u002Ftailwind-dark-mode-theming","21.tailwind\u002F09.tailwind-dark-mode-theming",{"title":5103,"path":5104,"stem":5105},"Довільні значення та контейнерні запити у Tailwind v4","\u002Ftailwind\u002Ftailwind-arbitrary-container-queries","21.tailwind\u002F10.tailwind-arbitrary-container-queries",{"title":5107,"path":5108,"stem":5109},"Анімації, трансформації та 3D у Tailwind v4","\u002Ftailwind\u002Ftailwind-animations-transforms","21.tailwind\u002F11.tailwind-animations-transforms",{"title":5111,"path":5112,"stem":5113},"Tailwind CLI, PostCSS та інтеграція з фреймворками","\u002Ftailwind\u002Ftailwind-cli-tooling","21.tailwind\u002F12.tailwind-cli-tooling",{"title":5115,"path":5116,"stem":5117,"children":5118,"page":59},"React Typescript","\u002Freact-typescript","22.react-typescript",[5119,5144,5148,5152,5156,5160,5164,5168,5172],{"title":5120,"path":5121,"stem":5122,"children":5123,"page":59},"From Html To Project","\u002Freact-typescript\u002Ffrom-html-to-project","22.react-typescript\u002F01.from-html-to-project",[5124,5128,5132,5136,5140],{"title":5125,"path":5126,"stem":5127},"Від одного HTML-файлу до повноцінного проєкту","\u002Freact-typescript\u002Ffrom-html-to-project\u002Fevolution","22.react-typescript\u002F01.from-html-to-project\u002F01.evolution",{"title":5129,"path":5130,"stem":5131},"Що таке React","\u002Freact-typescript\u002Ffrom-html-to-project\u002Fwhat-is-react","22.react-typescript\u002F01.from-html-to-project\u002F02.what-is-react",{"title":5133,"path":5134,"stem":5135},"JSX та TSX — синтаксичний цукор, а не магія","\u002Freact-typescript\u002Ffrom-html-to-project\u002Fjsx-tsx-syntax","22.react-typescript\u002F01.from-html-to-project\u002F03.jsx-tsx-syntax",{"title":5137,"path":5138,"stem":5139},"Компоненти — будівельні блоки інтерфейсу","\u002Freact-typescript\u002Ffrom-html-to-project\u002Fcomponents","22.react-typescript\u002F01.from-html-to-project\u002F04.components",{"title":5141,"path":5142,"stem":5143},"JSX — розмітка всередині TypeScript","\u002Freact-typescript\u002Ffrom-html-to-project\u002Fjsx-expressions","22.react-typescript\u002F01.from-html-to-project\u002F05.jsx-expressions",{"title":5145,"path":5146,"stem":5147},"Хук useReducer: структуроване управління складним станом","\u002Freact-typescript\u002Fuse-reducer","22.react-typescript\u002F23.use-reducer",{"title":5149,"path":5150,"stem":5151},"Context API: передавання даних без «пропс-дрілінгу»","\u002Freact-typescript\u002Fcontext-api","22.react-typescript\u002F24.context-api",{"title":5153,"path":5154,"stem":5155},"Синхронізація з ефектами: хук useEffect та функції очищення","\u002Freact-typescript\u002Fuse-effect","22.react-typescript\u002F27.use-effect",{"title":5157,"path":5158,"stem":5159},"Можливо, вам не потрібен ефект: антипатерни та альтернативи","\u002Freact-typescript\u002Fyou-might-not-need-effect","22.react-typescript\u002F28.you-might-not-need-effect",{"title":5161,"path":5162,"stem":5163},"Життєвий цикл реактивних ефектів: мислення процесами синхронізації","\u002Freact-typescript\u002Flifecycle-of-reactive-effects","22.react-typescript\u002F29.lifecycle-of-reactive-effects",{"title":5165,"path":5166,"stem":5167},"Розділення подій та ефектів: реактивна проти нереактивної логіки","\u002Freact-typescript\u002Fseparating-events-from-effects","22.react-typescript\u002F30.separating-events-from-effects",{"title":5169,"path":5170,"stem":5171},"Видалення зайвих залежностей ефектів та оптимізація синхронізації","\u002Freact-typescript\u002Fremoving-effect-dependencies","22.react-typescript\u002F31.removing-effect-dependencies",{"title":5173,"path":5174,"stem":5175},"Кастомні хуки: повторне використання та композиція реактивної логіки","\u002Freact-typescript\u002Fcustom-hooks","22.react-typescript\u002F32.custom-hooks",{"title":5177,"path":5178,"stem":5179},"Тестування компонентів діаграм та пісочниць","\u002Ftest-components","98.test-components",{"id":5181,"title":3815,"body":5182,"description":15751,"extension":15752,"links":15753,"meta":15754,"navigation":5270,"path":3816,"seo":15755,"stem":3817,"__hash__":15756},"docs\u002F16.ai-python\u002F07.practical-regression\u002F03.data-preprocessing.md",{"type":5183,"value":5184,"toc":15704},"minimark",[5185,5202,5209,5214,5217,5383,5386,5410,5417,5423,5474,5477,5481,5486,5489,5513,5517,5541,5544,6015,6025,6027,6031,6034,6117,6120,6122,6126,6131,6232,6275,6279,6641,6690,6694,6697,6923,6937,6941,6952,7134,7149,7151,7155,7158,7174,7304,7522,7531,7534,7536,7540,7551,7647,7657,7659,7663,7669,7674,7681,7831,7838,7933,7974,7983,8046,8050,8120,8126,8128,8132,8141,8164,8167,8175,8181,8540,8573,8579,8891,8921,8929,8936,8942,8953,9312,9354,9356,9360,9466,9528,9530,9534,9543,9784,9800,9854,9856,9860,9878,10093,10096,10119,10124,10129,10166,10173,10175,10179,10191,10195,10198,10219,10224,10593,10598,10609,10657,10659,10663,10673,10676,10678,10692,10697,10967,10971,10991,11034,11036,11040,11043,12021,12051,12053,12057,12176,12228,12230,12234,12241,12319,12326,12333,12916,12944,12982,12984,12988,12994,13056,13060,13063,13083,14114,14122,14133,14180,14182,14186,14189,14218,14224,14248,14250,14254,15589,15591,15595,15700],[5186,5187,5188,5189,5193,5194,5197,5198,5201],"p",{},"У попередніх статтях ми провели детальний EDA датасету Housing Prices та виявили ключові проблеми: ",[5190,5191,5192],"strong",{},"пропуски у даних",", ",[5190,5195,5196],{},"категоріальні ознаки"," (текстові значення) та ",[5190,5199,5200],{},"різні масштаби числових ознак",". Тепер настав час вирішити ці проблеми та підготувати дані для навчання моделі.",[5186,5203,5204,5205,5208],{},"Цей процес називається ",[5190,5206,5207],{},"Data Preprocessing"," (попередня обробка даних) — один з найважливіших етапів машинного навчання.",[5210,5211,5213],"h2",{"id":5212},"чому-модель-не-може-працювати-з-сирими-даними","Чому модель не може працювати з сирими даними?",[5186,5215,5216],{},"Спробуймо навчити модель на реальних даних Housing без жодної обробки:",[5218,5219,5222,5364],"jupyter-cell",{"execution-count":5220,"status":5221},"1","error",[5223,5224,5229],"pre",{"className":5225,"code":5226,"language":5227,"meta":5228,"style":5228},"language-python shiki shiki-themes light-plus dark-plus dark-plus","import pandas as pd\nfrom sklearn.linear_model import LinearRegression\n\n# Завантажити дані (файл train.csv з попередніх занять)\ndf = pd.read_csv('train.csv')\n\n# Спробувати навчити модель на всіх ознаках для передбачення ціни SalePrice\nX = df.drop('SalePrice', axis=1)  # Всі ознаки крім ціни\ny = df['SalePrice']               # SalePrice (ціна продажу) — цільова змінна\n\nmodel = LinearRegression()\nmodel.fit(X, y)  # Що станеться?\n","python","",[5230,5231,5232,5251,5265,5272,5279,5292,5297,5303,5330,5344,5349,5355],"code",{"__ignoreMap":5228},[5233,5234,5237,5241,5245,5248],"span",{"class":5235,"line":5236},"line",1,[5233,5238,5240],{"class":5239},"s8xlr","import",[5233,5242,5244],{"class":5243},"sHH4Y"," pandas ",[5233,5246,5247],{"class":5239},"as",[5233,5249,5250],{"class":5243}," pd\n",[5233,5252,5254,5257,5260,5262],{"class":5235,"line":5253},2,[5233,5255,5256],{"class":5239},"from",[5233,5258,5259],{"class":5243}," sklearn.linear_model ",[5233,5261,5240],{"class":5239},[5233,5263,5264],{"class":5243}," LinearRegression\n",[5233,5266,5268],{"class":5235,"line":5267},3,[5233,5269,5271],{"emptyLinePlaceholder":5270},true,"\n",[5233,5273,5275],{"class":5235,"line":5274},4,[5233,5276,5278],{"class":5277},"spJ8K","# Завантажити дані (файл train.csv з попередніх занять)\n",[5233,5280,5282,5285,5289],{"class":5235,"line":5281},5,[5233,5283,5284],{"class":5243},"df = pd.read_csv(",[5233,5286,5288],{"class":5287},"sbdoH","'train.csv'",[5233,5290,5291],{"class":5243},")\n",[5233,5293,5295],{"class":5235,"line":5294},6,[5233,5296,5271],{"emptyLinePlaceholder":5270},[5233,5298,5300],{"class":5235,"line":5299},7,[5233,5301,5302],{"class":5277},"# Спробувати навчити модель на всіх ознаках для передбачення ціни SalePrice\n",[5233,5304,5306,5309,5312,5314,5318,5321,5324,5327],{"class":5235,"line":5305},8,[5233,5307,5308],{"class":5243},"X = df.drop(",[5233,5310,5311],{"class":5287},"'SalePrice'",[5233,5313,5193],{"class":5243},[5233,5315,5317],{"class":5316},"siwwj","axis",[5233,5319,5320],{"class":5243},"=",[5233,5322,5220],{"class":5323},"sJj4R",[5233,5325,5326],{"class":5243},")  ",[5233,5328,5329],{"class":5277},"# Всі ознаки крім ціни\n",[5233,5331,5333,5336,5338,5341],{"class":5235,"line":5332},9,[5233,5334,5335],{"class":5243},"y = df[",[5233,5337,5311],{"class":5287},[5233,5339,5340],{"class":5243},"]               ",[5233,5342,5343],{"class":5277},"# SalePrice (ціна продажу) — цільова змінна\n",[5233,5345,5347],{"class":5235,"line":5346},10,[5233,5348,5271],{"emptyLinePlaceholder":5270},[5233,5350,5352],{"class":5235,"line":5351},11,[5233,5353,5354],{"class":5243},"model = LinearRegression()\n",[5233,5356,5358,5361],{"class":5235,"line":5357},12,[5233,5359,5360],{"class":5243},"model.fit(X, y)  ",[5233,5362,5363],{"class":5277},"# Що станеться?\n",[5365,5366,5367,5379],"template",{"v-slot:output":5228},[5368,5369,5372,5378],"div",{"className":5370},[5235,5371],"error-line",[5233,5373,5377],{"className":5374},[5375,5376],"text-red-400","font-bold","ValueError:"," Input X contains NaN.",[5368,5380,5382],{"className":5381},[5235,5371],"ValueError: could not convert string to float: 'RL'",[5186,5384,5385],{},"Модель відразу повідомляє про дві критичні проблеми:",[5387,5388,5389,5396],"ol",{},[5390,5391,5392,5395],"li",{},[5190,5393,5394],{},"Пропуски (NaN)"," — алгоритми лінійної регресії не вміють обчислювати вирази з відсутніми значеннями",[5390,5397,5398,5401,5402,5405,5406,5409],{},[5190,5399,5400],{},"Текстові дані ('RL')"," — значення ",[5230,5403,5404],{},"'RL'"," (Residential Low Density у стовпці ",[5230,5407,5408],{},"MSZoning"," — зона забудови) не є числом, а моделі працюють виключно з числовими тензорами та матрицями",[5186,5411,5412,5413,5416],{},"Додатково є третя прихована проблема, яку ми побачимо пізніше — ",[5190,5414,5415],{},"різні масштаби ознак",".",[5418,5419,5420],"blockquote",{},[5186,5421,5422],{},"Аналогія: сирі дані — це як сирі інгредієнти перед готуванням. Перед тим, як почати готувати страву (навчати модель), потрібно помити овочі (прибрати пропуски), почистити їх (закодувати категорії), порізати на однакові шматочки (масштабувати). Інакше страва не вийде.",[5424,5425,5426,5450],"card-group",{},[5427,5428,5431],"card",{"icon":5429,"title":5430},"i-lucide-alert-triangle","🎯 Три основні проблеми сирих даних",[5387,5432,5433,5438,5444],{},[5390,5434,5435,5437],{},[5190,5436,5394],{}," → алгоритми не можуть обчислити результат",[5390,5439,5440,5443],{},[5190,5441,5442],{},"Категоріальні ознаки"," (текст) → потрібні числа",[5390,5445,5446,5449],{},[5190,5447,5448],{},"Різні масштаби"," (1 vs 100 000) → одна ознака затьмарює інші",[5427,5451,5454],{"icon":5452,"title":5453},"i-lucide-settings","🔧 Рішення — Preprocessing",[5387,5455,5456,5462,5468],{},[5390,5457,5458,5461],{},[5190,5459,5460],{},"SimpleImputer"," — заповнити пропуски",[5390,5463,5464,5467],{},[5190,5465,5466],{},"Encoding"," — перетворити текст → числа",[5390,5469,5470,5473],{},[5190,5471,5472],{},"Scaling"," — привести до єдиного масштабу",[5475,5476],"hr",{},[5210,5478,5480],{"id":5479},"проблема-1-пропуски-missing-values","Проблема 1: Пропуски (Missing Values)",[5482,5483,5485],"h3",{"id":5484},"чому-виникають-пропуски","Чому виникають пропуски?",[5186,5487,5488],{},"У реальних даних пропуски — це норма, а не виняток. Основні причини:",[5424,5490,5491,5504,5509],{},[5427,5492,5495,5496,5499,5500,5503],{"icon":5493,"title":5494},"i-lucide-slash","📊 Не застосовно","У будинку немає гаража → ",[5230,5497,5498],{},"GarageArea"," (площа гаража) = ",[5230,5501,5502],{},"NaN",". Це не помилка, а факт: якщо об'єкта немає, то і його параметри відсутні.",[5427,5505,5508],{"icon":5506,"title":5507},"i-lucide-alert-circle","❌ Помилки збору","Людина, яка заповнювала анкету, пропустила поле або ввела некоректні дані.",[5427,5510,5512],{"icon":4112,"title":5511},"🔒 Приватність","Респондент не захотів відповідати на особисте питання (наприклад, дохід або вік).",[5482,5514,5516],{"id":5515},"чому-пропуски-це-проблема","Чому пропуски — це проблема?",[5518,5519,5520,5534],"warning",{},[5186,5521,5522,5525,5526,5529,5530,5533],{},[5190,5523,5524],{},"Більшість алгоритмів scikit-learn викидають помилку при зустрічі NaN",". Математично неможливо обчислити результат формули ",[5230,5527,5528],{},"y = w₁x₁ + w₂x₂ + b",", якщо ",[5230,5531,5532],{},"x₁ = NaN"," — що таке \"NaN помножити на число\"?",[5186,5535,5536,5537,5540],{},"Друга проблема — ",[5190,5538,5539],{},"втрата даних",": якщо просто видалити всі рядки з пропусками, може залишитися лише 10-20% датасету.",[5186,5542,5543],{},"Перевіримо, скільки пропусків у нашому датасеті:",[5545,5546,5549,5556],"jupyter-notebook",{"title":5547,"kernel":5548},"missing_values_analysis.ipynb","Python 3.11",[5218,5550,5552],{"type":5551},"markdown",[5482,5553,5555],{"id":5554},"аналіз-пропусків-у-датасеті-housing","Аналіз пропусків у датасеті Housing",[5218,5557,5558,5813],{"execution-count":5220},[5223,5559,5561],{"className":5225,"code":5560,"language":5227,"meta":5228,"style":5228},"import pandas as pd\nimport numpy as np\n\n# Завантажити дані\ndf = pd.read_csv('train.csv')\n\n# Порахувати пропуски\nmissing = df.isnull().sum()\nmissing = missing[missing > 0].sort_values(ascending=False)\n\n# Відсоток пропусків\nmissing_percent = (missing \u002F len(df) * 100).round(2)\n\n# Об'єднати у таблицю\nmissing_data = pd.DataFrame({\n    'Пропуски': missing,\n    'Відсоток (%)': missing_percent\n})\n\nprint(f\"Загальна кількість стовпців: {df.shape[1]}\")\nprint(f\"Стовпців з пропусками: {len(missing_data)}\")\nprint(f\"\\nТоп-10 стовпців з найбільшою кількістю пропусків:\\n\")\nprint(missing_data.head(10))\n",[5230,5562,5563,5573,5585,5589,5594,5602,5606,5611,5616,5638,5642,5647,5670,5675,5681,5687,5696,5705,5711,5716,5750,5775,5799],{"__ignoreMap":5228},[5233,5564,5565,5567,5569,5571],{"class":5235,"line":5236},[5233,5566,5240],{"class":5239},[5233,5568,5244],{"class":5243},[5233,5570,5247],{"class":5239},[5233,5572,5250],{"class":5243},[5233,5574,5575,5577,5580,5582],{"class":5235,"line":5253},[5233,5576,5240],{"class":5239},[5233,5578,5579],{"class":5243}," numpy ",[5233,5581,5247],{"class":5239},[5233,5583,5584],{"class":5243}," np\n",[5233,5586,5587],{"class":5235,"line":5267},[5233,5588,5271],{"emptyLinePlaceholder":5270},[5233,5590,5591],{"class":5235,"line":5274},[5233,5592,5593],{"class":5277},"# Завантажити дані\n",[5233,5595,5596,5598,5600],{"class":5235,"line":5281},[5233,5597,5284],{"class":5243},[5233,5599,5288],{"class":5287},[5233,5601,5291],{"class":5243},[5233,5603,5604],{"class":5235,"line":5294},[5233,5605,5271],{"emptyLinePlaceholder":5270},[5233,5607,5608],{"class":5235,"line":5299},[5233,5609,5610],{"class":5277},"# Порахувати пропуски\n",[5233,5612,5613],{"class":5235,"line":5305},[5233,5614,5615],{"class":5243},"missing = df.isnull().sum()\n",[5233,5617,5618,5621,5624,5627,5630,5632,5636],{"class":5235,"line":5332},[5233,5619,5620],{"class":5243},"missing = missing[missing > ",[5233,5622,5623],{"class":5323},"0",[5233,5625,5626],{"class":5243},"].sort_values(",[5233,5628,5629],{"class":5316},"ascending",[5233,5631,5320],{"class":5243},[5233,5633,5635],{"class":5634},"su1O8","False",[5233,5637,5291],{"class":5243},[5233,5639,5640],{"class":5235,"line":5346},[5233,5641,5271],{"emptyLinePlaceholder":5270},[5233,5643,5644],{"class":5235,"line":5351},[5233,5645,5646],{"class":5277},"# Відсоток пропусків\n",[5233,5648,5649,5652,5656,5659,5662,5665,5668],{"class":5235,"line":5357},[5233,5650,5651],{"class":5243},"missing_percent = (missing \u002F ",[5233,5653,5655],{"class":5654},"s8Opu","len",[5233,5657,5658],{"class":5243},"(df) * ",[5233,5660,5661],{"class":5323},"100",[5233,5663,5664],{"class":5243},").round(",[5233,5666,5667],{"class":5323},"2",[5233,5669,5291],{"class":5243},[5233,5671,5673],{"class":5235,"line":5672},13,[5233,5674,5271],{"emptyLinePlaceholder":5270},[5233,5676,5678],{"class":5235,"line":5677},14,[5233,5679,5680],{"class":5277},"# Об'єднати у таблицю\n",[5233,5682,5684],{"class":5235,"line":5683},15,[5233,5685,5686],{"class":5243},"missing_data = pd.DataFrame({\n",[5233,5688,5690,5693],{"class":5235,"line":5689},16,[5233,5691,5692],{"class":5287},"    'Пропуски'",[5233,5694,5695],{"class":5243},": missing,\n",[5233,5697,5699,5702],{"class":5235,"line":5698},17,[5233,5700,5701],{"class":5287},"    'Відсоток (%)'",[5233,5703,5704],{"class":5243},": missing_percent\n",[5233,5706,5708],{"class":5235,"line":5707},18,[5233,5709,5710],{"class":5243},"})\n",[5233,5712,5714],{"class":5235,"line":5713},19,[5233,5715,5271],{"emptyLinePlaceholder":5270},[5233,5717,5719,5722,5725,5728,5731,5734,5737,5739,5742,5745,5748],{"class":5235,"line":5718},20,[5233,5720,5721],{"class":5654},"print",[5233,5723,5724],{"class":5243},"(",[5233,5726,5727],{"class":5634},"f",[5233,5729,5730],{"class":5287},"\"Загальна кількість стовпців: ",[5233,5732,5733],{"class":5634},"{",[5233,5735,5736],{"class":5243},"df.shape[",[5233,5738,5220],{"class":5323},[5233,5740,5741],{"class":5243},"]",[5233,5743,5744],{"class":5634},"}",[5233,5746,5747],{"class":5287},"\"",[5233,5749,5291],{"class":5243},[5233,5751,5753,5755,5757,5759,5762,5764,5766,5769,5771,5773],{"class":5235,"line":5752},21,[5233,5754,5721],{"class":5654},[5233,5756,5724],{"class":5243},[5233,5758,5727],{"class":5634},[5233,5760,5761],{"class":5287},"\"Стовпців з пропусками: ",[5233,5763,5733],{"class":5634},[5233,5765,5655],{"class":5654},[5233,5767,5768],{"class":5243},"(missing_data)",[5233,5770,5744],{"class":5634},[5233,5772,5747],{"class":5287},[5233,5774,5291],{"class":5243},[5233,5776,5778,5780,5782,5784,5786,5790,5793,5795,5797],{"class":5235,"line":5777},22,[5233,5779,5721],{"class":5654},[5233,5781,5724],{"class":5243},[5233,5783,5727],{"class":5634},[5233,5785,5747],{"class":5287},[5233,5787,5789],{"class":5788},"sjcCO","\\n",[5233,5791,5792],{"class":5287},"Топ-10 стовпців з найбільшою кількістю пропусків:",[5233,5794,5789],{"class":5788},[5233,5796,5747],{"class":5287},[5233,5798,5291],{"class":5243},[5233,5800,5802,5804,5807,5810],{"class":5235,"line":5801},23,[5233,5803,5721],{"class":5654},[5233,5805,5806],{"class":5243},"(missing_data.head(",[5233,5808,5809],{"class":5323},"10",[5233,5811,5812],{"class":5243},"))\n",[5365,5814,5815,5819,5823,5826,5831],{"v-slot:output":5228},[5368,5816,5818],{"className":5817},[5235],"Загальна кількість стовпців: 81",[5368,5820,5822],{"className":5821},[5235],"Стовпців з пропусками: 19",[5368,5824],{"className":5825},[5235],[5368,5827,5829],{"className":5828},[5235],[5190,5830,5792],{},[5832,5833,5834,5854],"table",{},[5835,5836,5837],"thead",{},[5838,5839,5840,5845,5848,5851],"tr",{},[5841,5842,5844],"th",{"align":5843},"left","Ознака (стовпець)",[5841,5846,5847],{"align":5843},"Пропусків",[5841,5849,5850],{"align":5843},"Відсоток (%)",[5841,5852,5853],{"align":5843},"Тип ознаки",[5855,5856,5857,5875,5891,5907,5923,5939,5956,5972,5987,6001],"tbody",{},[5838,5858,5859,5866,5869,5872],{},[5860,5861,5862,5865],"td",{"align":5843},[5190,5863,5864],{},"PoolQC"," (якість басейну)",[5860,5867,5868],{"align":5843},"1453",[5860,5870,5871],{"align":5843},"99.52%",[5860,5873,5874],{"align":5843},"категоріальна",[5838,5876,5877,5883,5886,5889],{},[5860,5878,5879,5882],{"align":5843},[5190,5880,5881],{},"MiscFeature"," (додаткові зручності: сарай, корт)",[5860,5884,5885],{"align":5843},"1406",[5860,5887,5888],{"align":5843},"96.30%",[5860,5890,5874],{"align":5843},[5838,5892,5893,5899,5902,5905],{},[5860,5894,5895,5898],{"align":5843},[5190,5896,5897],{},"Alley"," (тип під'їзного провулка)",[5860,5900,5901],{"align":5843},"1369",[5860,5903,5904],{"align":5843},"93.77%",[5860,5906,5874],{"align":5843},[5838,5908,5909,5915,5918,5921],{},[5860,5910,5911,5914],{"align":5843},[5190,5912,5913],{},"Fence"," (наявність та тип огорожі)",[5860,5916,5917],{"align":5843},"1179",[5860,5919,5920],{"align":5843},"80.75%",[5860,5922,5874],{"align":5843},[5838,5924,5925,5931,5934,5937],{},[5860,5926,5927,5930],{"align":5843},[5190,5928,5929],{},"FireplaceQu"," (якість каміна)",[5860,5932,5933],{"align":5843},"690",[5860,5935,5936],{"align":5843},"47.26%",[5860,5938,5874],{"align":5843},[5838,5940,5941,5947,5950,5953],{},[5860,5942,5943,5946],{"align":5843},[5190,5944,5945],{},"LotFrontage"," (довжина фасаду ділянки)",[5860,5948,5949],{"align":5843},"259",[5860,5951,5952],{"align":5843},"17.74%",[5860,5954,5955],{"align":5843},"числова (кв. фути)",[5838,5957,5958,5964,5967,5970],{},[5860,5959,5960,5963],{"align":5843},[5190,5961,5962],{},"GarageType"," (тип розташування гаража)",[5860,5965,5966],{"align":5843},"81",[5860,5968,5969],{"align":5843},"5.55%",[5860,5971,5874],{"align":5843},[5838,5973,5974,5980,5982,5984],{},[5860,5975,5976,5979],{"align":5843},[5190,5977,5978],{},"GarageYrBlt"," (рік побудови гаража)",[5860,5981,5966],{"align":5843},[5860,5983,5969],{"align":5843},[5860,5985,5986],{"align":5843},"числова (рік)",[5838,5988,5989,5995,5997,5999],{},[5860,5990,5991,5994],{"align":5843},[5190,5992,5993],{},"GarageFinish"," (стан оздоблення гаража)",[5860,5996,5966],{"align":5843},[5860,5998,5969],{"align":5843},[5860,6000,5874],{"align":5843},[5838,6002,6003,6009,6011,6013],{},[5860,6004,6005,6008],{"align":5843},[5190,6006,6007],{},"GarageQual"," (якість гаража)",[5860,6010,5966],{"align":5843},[5860,6012,5969],{"align":5843},[5860,6014,5874],{"align":5843},[5186,6016,6017,6018,6021,6022,6024],{},"Бачимо, що ",[5190,6019,6020],{},"19 стовпців містять пропуски",". Стовпець ",[5230,6023,5864],{}," (якість басейну) має 99.5% пропусків — це логічно, адже у переважної більшості будинків взагалі немає басейну.",[5475,6026],{},[5210,6028,6030],{"id":6029},"стратегії-обробки-пропусків","Стратегії обробки пропусків",[5186,6032,6033],{},"Існує два основні підходи:",[5424,6035,6036,6084],{},[5427,6037,6040,6057,6062,6071,6076],{"icon":6038,"title":6039},"i-lucide-trash-2","🗑️ Видалити",[5186,6041,6042,6045,6046,6049,6050,6045,6053,6056],{},[5190,6043,6044],{},"Видалити рядки"," (",[5230,6047,6048],{},"df.dropna(axis=0)",") або ",[5190,6051,6052],{},"видалити стовпці",[5230,6054,6055],{},"df.dropna(axis=1)",") з пропусками.",[5186,6058,6059],{},[5190,6060,6061],{},"Коли використовувати:",[6063,6064,6065,6068],"ul",{},[5390,6066,6067],{},"Якщо пропусків >50% у стовпці",[5390,6069,6070],{},"Якщо пропуски випадкові та їх мало (\u003C5%)",[5186,6072,6073],{},[5190,6074,6075],{},"Недоліки:",[6063,6077,6078,6081],{},[5390,6079,6080],{},"Втрата цінних даних",[5390,6082,6083],{},"Може залишитися дуже мало рядків",[5427,6085,6087,6093,6097,6105,6109],{"icon":3072,"title":6086},"🔧 Заповнити (Imputation)",[5186,6088,6089,6092],{},[5190,6090,6091],{},"Заповнити"," пропуски розумним значенням: середнім, медіаною, модою або константою.",[5186,6094,6095],{},[5190,6096,6061],{},[6063,6098,6099,6102],{},[5390,6100,6101],{},"Якщо пропусків не дуже багато (\u003C50%)",[5390,6103,6104],{},"Якщо стовпець важливий для моделі",[5186,6106,6107],{},[5190,6108,6075],{},[6063,6110,6111,6114],{},[5390,6112,6113],{},"Може спотворити розподіл даних",[5390,6115,6116],{},"Потрібно обирати правильну стратегію",[5186,6118,6119],{},"Розглянемо другий підхід детальніше, адже він зберігає більше інформації.",[5475,6121],{},[5210,6123,6125],{"id":6124},"simpleimputer-заповнення-пропусків","SimpleImputer — заповнення пропусків",[5186,6127,6128,6130],{},[5190,6129,5460],{}," з scikit-learn надає чотири основні стратегії заповнення пропусків:",[5832,6132,6133,6149],{},[5835,6134,6135],{},[5838,6136,6137,6140,6143,6146],{},[5841,6138,6139],{"align":5843},"Стратегія",[5841,6141,6142],{"align":5843},"Що робить",[5841,6144,6145],{"align":5843},"Коли використовувати",[5841,6147,6148],{"align":5843},"Приклад",[5855,6150,6151,6172,6192,6212],{},[5838,6152,6153,6160,6166,6169],{},[5860,6154,6155],{"align":5843},[5190,6156,6157],{},[5230,6158,6159],{},"mean",[5860,6161,6162,6163],{"align":5843},"Заповнює ",[5190,6164,6165],{},"середнім арифметичним",[5860,6167,6168],{"align":5843},"Числові ознаки без викидів",[5860,6170,6171],{"align":5843},"Площа будинку",[5838,6173,6174,6181,6186,6189],{},[5860,6175,6176],{"align":5843},[5190,6177,6178],{},[5230,6179,6180],{},"median",[5860,6182,6162,6183],{"align":5843},[5190,6184,6185],{},"медіаною",[5860,6187,6188],{"align":5843},"Числові ознаки з викидами",[5860,6190,6191],{"align":5843},"Ціна (є дуже дорогі будинки)",[5838,6193,6194,6201,6207,6209],{},[5860,6195,6196],{"align":5843},[5190,6197,6198],{},[5230,6199,6200],{},"most_frequent",[5860,6202,6162,6203,6206],{"align":5843},[5190,6204,6205],{},"модою"," (найчастішим значенням)",[5860,6208,5442],{"align":5843},[5860,6210,6211],{"align":5843},"Тип гаража (\"Attached\")",[5838,6213,6214,6221,6226,6229],{},[5860,6215,6216],{"align":5843},[5190,6217,6218],{},[5230,6219,6220],{},"constant",[5860,6222,6162,6223],{"align":5843},[5190,6224,6225],{},"фіксованою константою",[5860,6227,6228],{"align":5843},"Спеціальні випадки",[5860,6230,6231],{"align":5843},"0, \"Unknown\", -1",[6233,6234,6235,6240],"tip",{},[5186,6236,6237],{},[5190,6238,6239],{},"Як обрати стратегію?",[5387,6241,6242,6251,6259,6267],{},[5390,6243,6244,6247,6248,6250],{},[5190,6245,6246],{},"Числова ознака без викидів"," → ",[5230,6249,6159],{}," (швидше обчислюється)",[5390,6252,6253,6247,6256,6258],{},[5190,6254,6255],{},"Числова ознака з викидами",[5230,6257,6180],{}," (стійка до викидів)",[5390,6260,6261,6247,6264,6266],{},[5190,6262,6263],{},"Категоріальна ознака",[5230,6265,6200],{}," (текст не має \"середнього\")",[5390,6268,6269,6247,6272,6274],{},[5190,6270,6271],{},"Семантичне значення",[5230,6273,6220],{}," (наприклад, \"Немає гаража\" → 0)",[5482,6276,6278],{"id":6277},"приклад-1-заповнення-середнім-mean","Приклад 1: Заповнення середнім (mean)",[5545,6280,6282,6288,6452,6528],{"title":6281},"imputer_mean_example.ipynb",[5218,6283,6284],{"type":5551},[5482,6285,6287],{"id":6286},"стратегія-заповнити-середнім-арифметичним","Стратегія: заповнити середнім арифметичним",[5218,6289,6290,6423],{"execution-count":5220},[5223,6291,6293],{"className":5225,"code":6292,"language":5227,"meta":5228,"style":5228},"from sklearn.impute import SimpleImputer\nimport numpy as np\n\n# Створимо дані з пропусками\ndata = np.array([[1, 2], \n                 [np.nan, 3], \n                 [7, 6], \n                 [5, np.nan]])\n\nprint(\"Оригінальні дані:\")\nprint(data)\nprint(f\"\\nФорма: {data.shape}\")\n",[5230,6294,6295,6307,6317,6321,6326,6340,6350,6365,6375,6379,6390,6397],{"__ignoreMap":5228},[5233,6296,6297,6299,6302,6304],{"class":5235,"line":5236},[5233,6298,5256],{"class":5239},[5233,6300,6301],{"class":5243}," sklearn.impute ",[5233,6303,5240],{"class":5239},[5233,6305,6306],{"class":5243}," SimpleImputer\n",[5233,6308,6309,6311,6313,6315],{"class":5235,"line":5253},[5233,6310,5240],{"class":5239},[5233,6312,5579],{"class":5243},[5233,6314,5247],{"class":5239},[5233,6316,5584],{"class":5243},[5233,6318,6319],{"class":5235,"line":5267},[5233,6320,5271],{"emptyLinePlaceholder":5270},[5233,6322,6323],{"class":5235,"line":5274},[5233,6324,6325],{"class":5277},"# Створимо дані з пропусками\n",[5233,6327,6328,6331,6333,6335,6337],{"class":5235,"line":5281},[5233,6329,6330],{"class":5243},"data = np.array([[",[5233,6332,5220],{"class":5323},[5233,6334,5193],{"class":5243},[5233,6336,5667],{"class":5323},[5233,6338,6339],{"class":5243},"], \n",[5233,6341,6342,6345,6348],{"class":5235,"line":5294},[5233,6343,6344],{"class":5243},"                 [np.nan, ",[5233,6346,6347],{"class":5323},"3",[5233,6349,6339],{"class":5243},[5233,6351,6352,6355,6358,6360,6363],{"class":5235,"line":5299},[5233,6353,6354],{"class":5243},"                 [",[5233,6356,6357],{"class":5323},"7",[5233,6359,5193],{"class":5243},[5233,6361,6362],{"class":5323},"6",[5233,6364,6339],{"class":5243},[5233,6366,6367,6369,6372],{"class":5235,"line":5305},[5233,6368,6354],{"class":5243},[5233,6370,6371],{"class":5323},"5",[5233,6373,6374],{"class":5243},", np.nan]])\n",[5233,6376,6377],{"class":5235,"line":5332},[5233,6378,5271],{"emptyLinePlaceholder":5270},[5233,6380,6381,6383,6385,6388],{"class":5235,"line":5346},[5233,6382,5721],{"class":5654},[5233,6384,5724],{"class":5243},[5233,6386,6387],{"class":5287},"\"Оригінальні дані:\"",[5233,6389,5291],{"class":5243},[5233,6391,6392,6394],{"class":5235,"line":5351},[5233,6393,5721],{"class":5654},[5233,6395,6396],{"class":5243},"(data)\n",[5233,6398,6399,6401,6403,6405,6407,6409,6412,6414,6417,6419,6421],{"class":5235,"line":5357},[5233,6400,5721],{"class":5654},[5233,6402,5724],{"class":5243},[5233,6404,5727],{"class":5634},[5233,6406,5747],{"class":5287},[5233,6408,5789],{"class":5788},[5233,6410,6411],{"class":5287},"Форма: ",[5233,6413,5733],{"class":5634},[5233,6415,6416],{"class":5243},"data.shape",[5233,6418,5744],{"class":5634},[5233,6420,5747],{"class":5287},[5233,6422,5291],{"class":5243},[5365,6424,6425,6429,6433,6437,6441,6445,6448],{"v-slot:output":5228},[5368,6426,6428],{"className":6427},[5235],"Оригінальні дані:",[5368,6430,6432],{"className":6431},[5235],"[[ 1.  2.]",[5368,6434,6436],{"className":6435},[5235]," [nan  3.]",[5368,6438,6440],{"className":6439},[5235]," [ 7.  6.]",[5368,6442,6444],{"className":6443},[5235]," [ 5. nan]]",[5368,6446],{"className":6447},[5235],[5368,6449,6451],{"className":6450},[5235],"Форма: (4, 2)",[5218,6453,6454,6518],{"execution-count":5667},[5223,6455,6457],{"className":5225,"code":6456,"language":5227,"meta":5228,"style":5228},"# Створити imputer з стратегією 'mean'\nimputer = SimpleImputer(strategy='mean')\n\n# Навчити (обчислити середні для кожного стовпця)\nimputer.fit(data)\n\nprint(\"Обчислені середні значення для кожного стовпця:\")\nprint(imputer.statistics_)  # [середнє для стовпця 0, середнє для стовпця 1]\n",[5230,6458,6459,6464,6479,6483,6488,6493,6497,6508],{"__ignoreMap":5228},[5233,6460,6461],{"class":5235,"line":5236},[5233,6462,6463],{"class":5277},"# Створити imputer з стратегією 'mean'\n",[5233,6465,6466,6469,6472,6474,6477],{"class":5235,"line":5253},[5233,6467,6468],{"class":5243},"imputer = SimpleImputer(",[5233,6470,6471],{"class":5316},"strategy",[5233,6473,5320],{"class":5243},[5233,6475,6476],{"class":5287},"'mean'",[5233,6478,5291],{"class":5243},[5233,6480,6481],{"class":5235,"line":5267},[5233,6482,5271],{"emptyLinePlaceholder":5270},[5233,6484,6485],{"class":5235,"line":5274},[5233,6486,6487],{"class":5277},"# Навчити (обчислити середні для кожного стовпця)\n",[5233,6489,6490],{"class":5235,"line":5281},[5233,6491,6492],{"class":5243},"imputer.fit(data)\n",[5233,6494,6495],{"class":5235,"line":5294},[5233,6496,5271],{"emptyLinePlaceholder":5270},[5233,6498,6499,6501,6503,6506],{"class":5235,"line":5299},[5233,6500,5721],{"class":5654},[5233,6502,5724],{"class":5243},[5233,6504,6505],{"class":5287},"\"Обчислені середні значення для кожного стовпця:\"",[5233,6507,5291],{"class":5243},[5233,6509,6510,6512,6515],{"class":5235,"line":5305},[5233,6511,5721],{"class":5654},[5233,6513,6514],{"class":5243},"(imputer.statistics_)  ",[5233,6516,6517],{"class":5277},"# [середнє для стовпця 0, середнє для стовпця 1]\n",[5365,6519,6520,6524],{"v-slot:output":5228},[5368,6521,6523],{"className":6522},[5235],"Обчислені середні значення для кожного стовпця:",[5368,6525,6527],{"className":6526},[5235],"[4.33333333 3.66666667]",[5218,6529,6530,6604],{"execution-count":6347},[5223,6531,6533],{"className":5225,"code":6532,"language":5227,"meta":5228,"style":5228},"# Застосувати заповнення\ndata_imputed = imputer.transform(data)\n\nprint(\"Після заповнення пропусків:\")\nprint(data_imputed)\nprint(\"\\nПояснення:\")\nprint(\"  Стовпець 0: NaN замінено на 4.33 (середнє з 1, 7, 5)\")\nprint(\"  Стовпець 1: NaN замінено на 3.67 (середнє з 2, 3, 6)\")\n",[5230,6534,6535,6540,6545,6549,6560,6567,6582,6593],{"__ignoreMap":5228},[5233,6536,6537],{"class":5235,"line":5236},[5233,6538,6539],{"class":5277},"# Застосувати заповнення\n",[5233,6541,6542],{"class":5235,"line":5253},[5233,6543,6544],{"class":5243},"data_imputed = imputer.transform(data)\n",[5233,6546,6547],{"class":5235,"line":5267},[5233,6548,5271],{"emptyLinePlaceholder":5270},[5233,6550,6551,6553,6555,6558],{"class":5235,"line":5274},[5233,6552,5721],{"class":5654},[5233,6554,5724],{"class":5243},[5233,6556,6557],{"class":5287},"\"Після заповнення пропусків:\"",[5233,6559,5291],{"class":5243},[5233,6561,6562,6564],{"class":5235,"line":5281},[5233,6563,5721],{"class":5654},[5233,6565,6566],{"class":5243},"(data_imputed)\n",[5233,6568,6569,6571,6573,6575,6577,6580],{"class":5235,"line":5294},[5233,6570,5721],{"class":5654},[5233,6572,5724],{"class":5243},[5233,6574,5747],{"class":5287},[5233,6576,5789],{"class":5788},[5233,6578,6579],{"class":5287},"Пояснення:\"",[5233,6581,5291],{"class":5243},[5233,6583,6584,6586,6588,6591],{"class":5235,"line":5299},[5233,6585,5721],{"class":5654},[5233,6587,5724],{"class":5243},[5233,6589,6590],{"class":5287},"\"  Стовпець 0: NaN замінено на 4.33 (середнє з 1, 7, 5)\"",[5233,6592,5291],{"class":5243},[5233,6594,6595,6597,6599,6602],{"class":5235,"line":5305},[5233,6596,5721],{"class":5654},[5233,6598,5724],{"class":5243},[5233,6600,6601],{"class":5287},"\"  Стовпець 1: NaN замінено на 3.67 (середнє з 2, 3, 6)\"",[5233,6603,5291],{"class":5243},[5365,6605,6606,6610,6614,6618,6622,6626,6629,6633,6637],{"v-slot:output":5228},[5368,6607,6609],{"className":6608},[5235],"Після заповнення пропусків:",[5368,6611,6613],{"className":6612},[5235],"[[1.         2.        ]",[5368,6615,6617],{"className":6616},[5235]," [4.33333333 3.        ]",[5368,6619,6621],{"className":6620},[5235]," [7.         6.        ]",[5368,6623,6625],{"className":6624},[5235]," [5.         3.66666667]]",[5368,6627],{"className":6628},[5235],[5368,6630,6632],{"className":6631},[5235],"Пояснення:",[5368,6634,6636],{"className":6635},[5235],"  Стовпець 0: NaN замінено на 4.33 (середнє з 1, 7, 5)",[5368,6638,6640],{"className":6639},[5235],"  Стовпець 1: NaN замінено на 3.67 (середнє з 2, 3, 6)",[6642,6643,6644,6657,6683],"note",{},[5186,6645,6646],{},[5190,6647,6648,6649,6652,6653,6656],{},"Важливо розуміти ",[5230,6650,6651],{},".fit()"," та ",[5230,6654,6655],{},".transform()",":",[6063,6658,6659,6667,6675],{},[5390,6660,6661,6666],{},[5190,6662,6663],{},[5230,6664,6665],{},".fit(data)"," — \"навчитися\" на даних (обчислити середнє, медіану, моду)",[5390,6668,6669,6674],{},[5190,6670,6671],{},[5230,6672,6673],{},".transform(data)"," — застосувати навчені параметри (заповнити NaN)",[5390,6676,6677,6682],{},[5190,6678,6679],{},[5230,6680,6681],{},".fit_transform(data)"," — навчитися + застосувати за один виклик",[5186,6684,6685,6686,6689],{},"Це дозволяє використати ",[5190,6687,6688],{},"ті самі параметри"," для тестових даних: навчитися на train, застосувати до test.",[5482,6691,6693],{"id":6692},"приклад-2-заповнення-медіаною-median","Приклад 2: Заповнення медіаною (median)",[5186,6695,6696],{},"Медіана стійка до викидів. Подивимось на приклад з викидом:",[5218,6698,6700,6898],{"execution-count":6699},"4",[5223,6701,6703],{"className":5225,"code":6702,"language":5227,"meta":5228,"style":5228},"# Дані з викидом (999 — явно некоректне значення)\ndata_with_outlier = np.array([[10], [12], [11], [np.nan], [13], [999]])\n\n# Стратегія 1: середнє (чутливе до викидів)\nimputer_mean = SimpleImputer(strategy='mean')\ndata_mean = imputer_mean.fit_transform(data_with_outlier)\n\n# Стратегія 2: медіана (стійка до викидів)\nimputer_median = SimpleImputer(strategy='median')\ndata_median = imputer_median.fit_transform(data_with_outlier)\n\nprint(\"Оригінал:\", data_with_outlier.flatten())\nprint(f\"Середнє: {imputer_mean.statistics_[0]:.2f}\")\nprint(f\"Медіана: {imputer_median.statistics_[0]:.2f}\")\nprint(f\"\\nПісля заповнення MEAN:\", data_mean.flatten())\nprint(f\"Після заповнення MEDIAN:\", data_median.flatten())\n",[5230,6704,6705,6710,6742,6746,6751,6764,6769,6773,6778,6792,6797,6801,6813,6840,6866,6884],{"__ignoreMap":5228},[5233,6706,6707],{"class":5235,"line":5236},[5233,6708,6709],{"class":5277},"# Дані з викидом (999 — явно некоректне значення)\n",[5233,6711,6712,6715,6717,6720,6723,6725,6728,6731,6734,6736,6739],{"class":5235,"line":5253},[5233,6713,6714],{"class":5243},"data_with_outlier = np.array([[",[5233,6716,5809],{"class":5323},[5233,6718,6719],{"class":5243},"], [",[5233,6721,6722],{"class":5323},"12",[5233,6724,6719],{"class":5243},[5233,6726,6727],{"class":5323},"11",[5233,6729,6730],{"class":5243},"], [np.nan], [",[5233,6732,6733],{"class":5323},"13",[5233,6735,6719],{"class":5243},[5233,6737,6738],{"class":5323},"999",[5233,6740,6741],{"class":5243},"]])\n",[5233,6743,6744],{"class":5235,"line":5267},[5233,6745,5271],{"emptyLinePlaceholder":5270},[5233,6747,6748],{"class":5235,"line":5274},[5233,6749,6750],{"class":5277},"# Стратегія 1: середнє (чутливе до викидів)\n",[5233,6752,6753,6756,6758,6760,6762],{"class":5235,"line":5281},[5233,6754,6755],{"class":5243},"imputer_mean = SimpleImputer(",[5233,6757,6471],{"class":5316},[5233,6759,5320],{"class":5243},[5233,6761,6476],{"class":5287},[5233,6763,5291],{"class":5243},[5233,6765,6766],{"class":5235,"line":5294},[5233,6767,6768],{"class":5243},"data_mean = imputer_mean.fit_transform(data_with_outlier)\n",[5233,6770,6771],{"class":5235,"line":5299},[5233,6772,5271],{"emptyLinePlaceholder":5270},[5233,6774,6775],{"class":5235,"line":5305},[5233,6776,6777],{"class":5277},"# Стратегія 2: медіана (стійка до викидів)\n",[5233,6779,6780,6783,6785,6787,6790],{"class":5235,"line":5332},[5233,6781,6782],{"class":5243},"imputer_median = SimpleImputer(",[5233,6784,6471],{"class":5316},[5233,6786,5320],{"class":5243},[5233,6788,6789],{"class":5287},"'median'",[5233,6791,5291],{"class":5243},[5233,6793,6794],{"class":5235,"line":5346},[5233,6795,6796],{"class":5243},"data_median = imputer_median.fit_transform(data_with_outlier)\n",[5233,6798,6799],{"class":5235,"line":5351},[5233,6800,5271],{"emptyLinePlaceholder":5270},[5233,6802,6803,6805,6807,6810],{"class":5235,"line":5357},[5233,6804,5721],{"class":5654},[5233,6806,5724],{"class":5243},[5233,6808,6809],{"class":5287},"\"Оригінал:\"",[5233,6811,6812],{"class":5243},", data_with_outlier.flatten())\n",[5233,6814,6815,6817,6819,6821,6824,6826,6829,6831,6833,6836,6838],{"class":5235,"line":5672},[5233,6816,5721],{"class":5654},[5233,6818,5724],{"class":5243},[5233,6820,5727],{"class":5634},[5233,6822,6823],{"class":5287},"\"Середнє: ",[5233,6825,5733],{"class":5634},[5233,6827,6828],{"class":5243},"imputer_mean.statistics_[",[5233,6830,5623],{"class":5323},[5233,6832,5741],{"class":5243},[5233,6834,6835],{"class":5634},":.2f}",[5233,6837,5747],{"class":5287},[5233,6839,5291],{"class":5243},[5233,6841,6842,6844,6846,6848,6851,6853,6856,6858,6860,6862,6864],{"class":5235,"line":5677},[5233,6843,5721],{"class":5654},[5233,6845,5724],{"class":5243},[5233,6847,5727],{"class":5634},[5233,6849,6850],{"class":5287},"\"Медіана: ",[5233,6852,5733],{"class":5634},[5233,6854,6855],{"class":5243},"imputer_median.statistics_[",[5233,6857,5623],{"class":5323},[5233,6859,5741],{"class":5243},[5233,6861,6835],{"class":5634},[5233,6863,5747],{"class":5287},[5233,6865,5291],{"class":5243},[5233,6867,6868,6870,6872,6874,6876,6878,6881],{"class":5235,"line":5683},[5233,6869,5721],{"class":5654},[5233,6871,5724],{"class":5243},[5233,6873,5727],{"class":5634},[5233,6875,5747],{"class":5287},[5233,6877,5789],{"class":5788},[5233,6879,6880],{"class":5287},"Після заповнення MEAN:\"",[5233,6882,6883],{"class":5243},", data_mean.flatten())\n",[5233,6885,6886,6888,6890,6892,6895],{"class":5235,"line":5689},[5233,6887,5721],{"class":5654},[5233,6889,5724],{"class":5243},[5233,6891,5727],{"class":5634},[5233,6893,6894],{"class":5287},"\"Після заповнення MEDIAN:\"",[5233,6896,6897],{"class":5243},", data_median.flatten())\n",[5365,6899,6900,6904,6908,6912,6915,6919],{"v-slot:output":5228},[5368,6901,6903],{"className":6902},[5235],"Оригінал: [ 10.  12.  11.  nan  13. 999.]",[5368,6905,6907],{"className":6906},[5235],"Середнє: 209.00",[5368,6909,6911],{"className":6910},[5235],"Медіана: 12.00",[5368,6913],{"className":6914},[5235],[5368,6916,6918],{"className":6917},[5235],"Після заповнення MEAN: [ 10.  12.  11. 209.  13. 999.]",[5368,6920,6922],{"className":6921},[5235],"Після заповнення MEDIAN: [ 10.  12.  11.  12.  13. 999.]",[5186,6924,6925,6928,6929,6934,6935,5416],{},[5190,6926,6927],{},"Висновок:"," викид (999) сильно зміщує середнє (209), але медіана залишається адекватною (12). Тому для даних з потенційними викидами ",[5190,6930,6931,6932],{},"завжди використовуйте ",[5230,6933,6180],{},", а не ",[5230,6936,6159],{},[5482,6938,6940],{"id":6939},"приклад-3-заповнення-модою-most_frequent","Приклад 3: Заповнення модою (most_frequent)",[5186,6942,6943,6944,6947,6948,6951],{},"Для ",[5190,6945,6946],{},"категоріальних"," ознак (текстових) потрібно використовувати ",[5190,6949,6950],{},"моду"," — найчастіше значення:",[5218,6953,6954,7106],{"execution-count":6371},[5223,6955,6957],{"className":5225,"code":6956,"language":5227,"meta":5228,"style":5228},"# Категоріальні дані: типи гаражів\ngarage_types = np.array([['Attached'], \n                         ['Detached'], \n                         ['Attached'], \n                         [np.nan], \n                         ['Attached'], \n                         [np.nan]])\n\nimputer_mode = SimpleImputer(strategy='most_frequent')\ngarage_filled = imputer_mode.fit_transform(garage_types)\n\nprint(\"Оригінал:\")\nprint(garage_types.flatten())\nprint(f\"\\nМода (найчастіше): {imputer_mode.statistics_[0]}\")\nprint(\"\\nПісля заповнення:\")\nprint(garage_filled.flatten())\n",[5230,6958,6959,6964,6974,6984,6992,6997,7005,7010,7014,7028,7033,7037,7047,7054,7084,7099],{"__ignoreMap":5228},[5233,6960,6961],{"class":5235,"line":5236},[5233,6962,6963],{"class":5277},"# Категоріальні дані: типи гаражів\n",[5233,6965,6966,6969,6972],{"class":5235,"line":5253},[5233,6967,6968],{"class":5243},"garage_types = np.array([[",[5233,6970,6971],{"class":5287},"'Attached'",[5233,6973,6339],{"class":5243},[5233,6975,6976,6979,6982],{"class":5235,"line":5267},[5233,6977,6978],{"class":5243},"                         [",[5233,6980,6981],{"class":5287},"'Detached'",[5233,6983,6339],{"class":5243},[5233,6985,6986,6988,6990],{"class":5235,"line":5274},[5233,6987,6978],{"class":5243},[5233,6989,6971],{"class":5287},[5233,6991,6339],{"class":5243},[5233,6993,6994],{"class":5235,"line":5281},[5233,6995,6996],{"class":5243},"                         [np.nan], \n",[5233,6998,6999,7001,7003],{"class":5235,"line":5294},[5233,7000,6978],{"class":5243},[5233,7002,6971],{"class":5287},[5233,7004,6339],{"class":5243},[5233,7006,7007],{"class":5235,"line":5299},[5233,7008,7009],{"class":5243},"                         [np.nan]])\n",[5233,7011,7012],{"class":5235,"line":5305},[5233,7013,5271],{"emptyLinePlaceholder":5270},[5233,7015,7016,7019,7021,7023,7026],{"class":5235,"line":5332},[5233,7017,7018],{"class":5243},"imputer_mode = SimpleImputer(",[5233,7020,6471],{"class":5316},[5233,7022,5320],{"class":5243},[5233,7024,7025],{"class":5287},"'most_frequent'",[5233,7027,5291],{"class":5243},[5233,7029,7030],{"class":5235,"line":5346},[5233,7031,7032],{"class":5243},"garage_filled = imputer_mode.fit_transform(garage_types)\n",[5233,7034,7035],{"class":5235,"line":5351},[5233,7036,5271],{"emptyLinePlaceholder":5270},[5233,7038,7039,7041,7043,7045],{"class":5235,"line":5357},[5233,7040,5721],{"class":5654},[5233,7042,5724],{"class":5243},[5233,7044,6809],{"class":5287},[5233,7046,5291],{"class":5243},[5233,7048,7049,7051],{"class":5235,"line":5672},[5233,7050,5721],{"class":5654},[5233,7052,7053],{"class":5243},"(garage_types.flatten())\n",[5233,7055,7056,7058,7060,7062,7064,7066,7069,7071,7074,7076,7078,7080,7082],{"class":5235,"line":5677},[5233,7057,5721],{"class":5654},[5233,7059,5724],{"class":5243},[5233,7061,5727],{"class":5634},[5233,7063,5747],{"class":5287},[5233,7065,5789],{"class":5788},[5233,7067,7068],{"class":5287},"Мода (найчастіше): ",[5233,7070,5733],{"class":5634},[5233,7072,7073],{"class":5243},"imputer_mode.statistics_[",[5233,7075,5623],{"class":5323},[5233,7077,5741],{"class":5243},[5233,7079,5744],{"class":5634},[5233,7081,5747],{"class":5287},[5233,7083,5291],{"class":5243},[5233,7085,7086,7088,7090,7092,7094,7097],{"class":5235,"line":5683},[5233,7087,5721],{"class":5654},[5233,7089,5724],{"class":5243},[5233,7091,5747],{"class":5287},[5233,7093,5789],{"class":5788},[5233,7095,7096],{"class":5287},"Після заповнення:\"",[5233,7098,5291],{"class":5243},[5233,7100,7101,7103],{"class":5235,"line":5689},[5233,7102,5721],{"class":5654},[5233,7104,7105],{"class":5243},"(garage_filled.flatten())\n",[5365,7107,7108,7112,7116,7119,7123,7126,7130],{"v-slot:output":5228},[5368,7109,7111],{"className":7110},[5235],"Оригінал:",[5368,7113,7115],{"className":7114},[5235],"['Attached' 'Detached' 'Attached' nan 'Attached' nan]",[5368,7117],{"className":7118},[5235],[5368,7120,7122],{"className":7121},[5235],"Мода (найчастіше): Attached",[5368,7124],{"className":7125},[5235],[5368,7127,7129],{"className":7128},[5235],"Після заповнення:",[5368,7131,7133],{"className":7132},[5235],"['Attached' 'Detached' 'Attached' 'Attached' 'Attached' 'Attached']",[5518,7135,7136,7143],{},[5186,7137,7138],{},[5190,7139,7140,7141,6656],{},"Обмеження стратегії ",[5230,7142,6200],{},[5186,7144,7145,7146,7148],{},"Якщо розподіл категорій рівномірний (наприклад, 33% \"A\", 33% \"B\", 34% \"C\"), заповнення модою може бути некоректним. У таких випадках краще використовувати ",[5230,7147,6220],{}," зі значенням \"Unknown\" або видалити рядки з пропусками.",[5475,7150],{},[5210,7152,7154],{"id":7153},"практичний-приклад-на-housing-датасеті","Практичний приклад на Housing датасеті",[5186,7156,7157],{},"Застосуймо SimpleImputer до реальних даних. Оберемо дві ознаки з пропусками:",[6063,7159,7160,7167],{},[5390,7161,7162,7166],{},[5190,7163,7164],{},[5230,7165,5945],{}," (числова) — лінійна довжина фасаду ділянки у футах (17.7% пропусків)",[5390,7168,7169,7173],{},[5190,7170,7171],{},[5230,7172,5962],{}," (категоріальна) — тип розташування гаража (5.5% пропусків)",[5218,7175,7176,7290],{"execution-count":6362},[5223,7177,7179],{"className":5225,"code":7178,"language":5227,"meta":5228,"style":5228},"# Перевірити пропуски до обробки\nprint(\"Пропуски ДО обробки:\")\nprint(f\"  LotFrontage: {df['LotFrontage'].isnull().sum()} ({df['LotFrontage'].isnull().sum() \u002F len(df) * 100:.1f}%)\")\nprint(f\"  GarageType:  {df['GarageType'].isnull().sum()} ({df['GarageType'].isnull().sum() \u002F len(df) * 100:.1f}%)\")\n",[5230,7180,7181,7186,7197,7246],{"__ignoreMap":5228},[5233,7182,7183],{"class":5235,"line":5236},[5233,7184,7185],{"class":5277},"# Перевірити пропуски до обробки\n",[5233,7187,7188,7190,7192,7195],{"class":5235,"line":5253},[5233,7189,5721],{"class":5654},[5233,7191,5724],{"class":5243},[5233,7193,7194],{"class":5287},"\"Пропуски ДО обробки:\"",[5233,7196,5291],{"class":5243},[5233,7198,7199,7201,7203,7205,7208,7210,7213,7216,7219,7221,7223,7225,7227,7229,7232,7234,7236,7238,7241,7244],{"class":5235,"line":5267},[5233,7200,5721],{"class":5654},[5233,7202,5724],{"class":5243},[5233,7204,5727],{"class":5634},[5233,7206,7207],{"class":5287},"\"  LotFrontage: ",[5233,7209,5733],{"class":5634},[5233,7211,7212],{"class":5243},"df[",[5233,7214,7215],{"class":5287},"'LotFrontage'",[5233,7217,7218],{"class":5243},"].isnull().sum()",[5233,7220,5744],{"class":5634},[5233,7222,6045],{"class":5287},[5233,7224,5733],{"class":5634},[5233,7226,7212],{"class":5243},[5233,7228,7215],{"class":5287},[5233,7230,7231],{"class":5243},"].isnull().sum() \u002F ",[5233,7233,5655],{"class":5654},[5233,7235,5658],{"class":5243},[5233,7237,5661],{"class":5323},[5233,7239,7240],{"class":5634},":.1f}",[5233,7242,7243],{"class":5287},"%)\"",[5233,7245,5291],{"class":5243},[5233,7247,7248,7250,7252,7254,7257,7259,7261,7264,7266,7268,7270,7272,7274,7276,7278,7280,7282,7284,7286,7288],{"class":5235,"line":5274},[5233,7249,5721],{"class":5654},[5233,7251,5724],{"class":5243},[5233,7253,5727],{"class":5634},[5233,7255,7256],{"class":5287},"\"  GarageType:  ",[5233,7258,5733],{"class":5634},[5233,7260,7212],{"class":5243},[5233,7262,7263],{"class":5287},"'GarageType'",[5233,7265,7218],{"class":5243},[5233,7267,5744],{"class":5634},[5233,7269,6045],{"class":5287},[5233,7271,5733],{"class":5634},[5233,7273,7212],{"class":5243},[5233,7275,7263],{"class":5287},[5233,7277,7231],{"class":5243},[5233,7279,5655],{"class":5654},[5233,7281,5658],{"class":5243},[5233,7283,5661],{"class":5323},[5233,7285,7240],{"class":5634},[5233,7287,7243],{"class":5287},[5233,7289,5291],{"class":5243},[5365,7291,7292,7296,7300],{"v-slot:output":5228},[5368,7293,7295],{"className":7294},[5235],"Пропуски ДО обробки:",[5368,7297,7299],{"className":7298},[5235],"  LotFrontage (довжина фасаду): 259 (17.7%)",[5368,7301,7303],{"className":7302},[5235],"  GarageType (тип гаража):      81 (5.5%)",[5218,7305,7306,7497],{"execution-count":6357},[5223,7307,7309],{"className":5225,"code":7308,"language":5227,"meta":5228,"style":5228},"# Заповнити LotFrontage медіаною (числова ознака, можуть бути викиди)\nimputer_median = SimpleImputer(strategy='median')\ndf['LotFrontage'] = imputer_median.fit_transform(df[['LotFrontage']])\n\n# Заповнити GarageType модою (категоріальна ознака)\nimputer_mode = SimpleImputer(strategy='most_frequent')\ndf['GarageType'] = imputer_mode.fit_transform(df[['GarageType']])\n\n# Перевірити результат\nprint(\"Пропуски ПІСЛЯ обробки:\")\nprint(f\"  LotFrontage: {df['LotFrontage'].isnull().sum()}\")\nprint(f\"  GarageType:  {df['GarageType'].isnull().sum()}\")\nprint(f\"\\nЗаповнено LotFrontage значенням: {imputer_median.statistics_[0]:.1f}\")\nprint(f\"Заповнено GarageType значенням: {imputer_mode.statistics_[0]}\")\n",[5230,7310,7311,7316,7328,7341,7345,7350,7362,7375,7379,7384,7395,7419,7443,7472],{"__ignoreMap":5228},[5233,7312,7313],{"class":5235,"line":5236},[5233,7314,7315],{"class":5277},"# Заповнити LotFrontage медіаною (числова ознака, можуть бути викиди)\n",[5233,7317,7318,7320,7322,7324,7326],{"class":5235,"line":5253},[5233,7319,6782],{"class":5243},[5233,7321,6471],{"class":5316},[5233,7323,5320],{"class":5243},[5233,7325,6789],{"class":5287},[5233,7327,5291],{"class":5243},[5233,7329,7330,7332,7334,7337,7339],{"class":5235,"line":5267},[5233,7331,7212],{"class":5243},[5233,7333,7215],{"class":5287},[5233,7335,7336],{"class":5243},"] = imputer_median.fit_transform(df[[",[5233,7338,7215],{"class":5287},[5233,7340,6741],{"class":5243},[5233,7342,7343],{"class":5235,"line":5274},[5233,7344,5271],{"emptyLinePlaceholder":5270},[5233,7346,7347],{"class":5235,"line":5281},[5233,7348,7349],{"class":5277},"# Заповнити GarageType модою (категоріальна ознака)\n",[5233,7351,7352,7354,7356,7358,7360],{"class":5235,"line":5294},[5233,7353,7018],{"class":5243},[5233,7355,6471],{"class":5316},[5233,7357,5320],{"class":5243},[5233,7359,7025],{"class":5287},[5233,7361,5291],{"class":5243},[5233,7363,7364,7366,7368,7371,7373],{"class":5235,"line":5299},[5233,7365,7212],{"class":5243},[5233,7367,7263],{"class":5287},[5233,7369,7370],{"class":5243},"] = imputer_mode.fit_transform(df[[",[5233,7372,7263],{"class":5287},[5233,7374,6741],{"class":5243},[5233,7376,7377],{"class":5235,"line":5305},[5233,7378,5271],{"emptyLinePlaceholder":5270},[5233,7380,7381],{"class":5235,"line":5332},[5233,7382,7383],{"class":5277},"# Перевірити результат\n",[5233,7385,7386,7388,7390,7393],{"class":5235,"line":5346},[5233,7387,5721],{"class":5654},[5233,7389,5724],{"class":5243},[5233,7391,7392],{"class":5287},"\"Пропуски ПІСЛЯ обробки:\"",[5233,7394,5291],{"class":5243},[5233,7396,7397,7399,7401,7403,7405,7407,7409,7411,7413,7415,7417],{"class":5235,"line":5351},[5233,7398,5721],{"class":5654},[5233,7400,5724],{"class":5243},[5233,7402,5727],{"class":5634},[5233,7404,7207],{"class":5287},[5233,7406,5733],{"class":5634},[5233,7408,7212],{"class":5243},[5233,7410,7215],{"class":5287},[5233,7412,7218],{"class":5243},[5233,7414,5744],{"class":5634},[5233,7416,5747],{"class":5287},[5233,7418,5291],{"class":5243},[5233,7420,7421,7423,7425,7427,7429,7431,7433,7435,7437,7439,7441],{"class":5235,"line":5357},[5233,7422,5721],{"class":5654},[5233,7424,5724],{"class":5243},[5233,7426,5727],{"class":5634},[5233,7428,7256],{"class":5287},[5233,7430,5733],{"class":5634},[5233,7432,7212],{"class":5243},[5233,7434,7263],{"class":5287},[5233,7436,7218],{"class":5243},[5233,7438,5744],{"class":5634},[5233,7440,5747],{"class":5287},[5233,7442,5291],{"class":5243},[5233,7444,7445,7447,7449,7451,7453,7455,7458,7460,7462,7464,7466,7468,7470],{"class":5235,"line":5672},[5233,7446,5721],{"class":5654},[5233,7448,5724],{"class":5243},[5233,7450,5727],{"class":5634},[5233,7452,5747],{"class":5287},[5233,7454,5789],{"class":5788},[5233,7456,7457],{"class":5287},"Заповнено LotFrontage значенням: ",[5233,7459,5733],{"class":5634},[5233,7461,6855],{"class":5243},[5233,7463,5623],{"class":5323},[5233,7465,5741],{"class":5243},[5233,7467,7240],{"class":5634},[5233,7469,5747],{"class":5287},[5233,7471,5291],{"class":5243},[5233,7473,7474,7476,7478,7480,7483,7485,7487,7489,7491,7493,7495],{"class":5235,"line":5677},[5233,7475,5721],{"class":5654},[5233,7477,5724],{"class":5243},[5233,7479,5727],{"class":5634},[5233,7481,7482],{"class":5287},"\"Заповнено GarageType значенням: ",[5233,7484,5733],{"class":5634},[5233,7486,7073],{"class":5243},[5233,7488,5623],{"class":5323},[5233,7490,5741],{"class":5243},[5233,7492,5744],{"class":5634},[5233,7494,5747],{"class":5287},[5233,7496,5291],{"class":5243},[5365,7498,7499,7503,7507,7511,7514,7518],{"v-slot:output":5228},[5368,7500,7502],{"className":7501},[5235],"Пропуски ПІСЛЯ обробки:",[5368,7504,7506],{"className":7505},[5235],"  LotFrontage (довжина фасаду): 0",[5368,7508,7510],{"className":7509},[5235],"  GarageType (тип гаража):      0",[5368,7512],{"className":7513},[5235],[5368,7515,7517],{"className":7516},[5235],"Заповнено LotFrontage медіаною: 69.0 футів",[5368,7519,7521],{"className":7520},[5235],"Заповнено GarageType модою:     Attchd (прибудований гараж)",[5186,7523,7524],{},[7525,7526],"img",{"alt":7527,"className":7528,"src":7530},"Заповнення числових та категоріальних пропусків у Housing датасеті",[7529],"diagram-img","\u002Fimages\u002Fai-python\u002Fpractical-regression\u002Fdata-preprocessing\u002F01.png",[5186,7532,7533],{},"Чудово! Тепер ці дві ознаки не мають жодного пропуску і готові для подальшої обробки та навчання моделі.",[5475,7535],{},[5210,7537,7539],{"id":7538},"проблема-2-категоріальні-ознаки","Проблема 2: Категоріальні ознаки",[5186,7541,7542,7543,7546,7547,7550],{},"Алгоритми машинного навчання працюють виключно з ",[5190,7544,7545],{},"числами"," (матрицями, векторами). Але у реальних даних часто є ",[5190,7548,7549],{},"текстові"," ознаки: назви районів, типи будинків, кольори, тощо.",[5218,7552,7554,7626],{"execution-count":7553},"8",[5223,7555,7557],{"className":5225,"code":7556,"language":5227,"meta":5228,"style":5228},"# Приклад категоріальної ознаки з Housing\nprint(\"Унікальні значення Neighborhood (район):\")\nprint(df['Neighborhood'].unique()[:10])  # Перші 10\nprint(f\"\\nВсього унікальних районів: {df['Neighborhood'].nunique()}\")\n",[5230,7558,7559,7564,7575,7596],{"__ignoreMap":5228},[5233,7560,7561],{"class":5235,"line":5236},[5233,7562,7563],{"class":5277},"# Приклад категоріальної ознаки з Housing\n",[5233,7565,7566,7568,7570,7573],{"class":5235,"line":5253},[5233,7567,5721],{"class":5654},[5233,7569,5724],{"class":5243},[5233,7571,7572],{"class":5287},"\"Унікальні значення Neighborhood (район):\"",[5233,7574,5291],{"class":5243},[5233,7576,7577,7579,7582,7585,7588,7590,7593],{"class":5235,"line":5267},[5233,7578,5721],{"class":5654},[5233,7580,7581],{"class":5243},"(df[",[5233,7583,7584],{"class":5287},"'Neighborhood'",[5233,7586,7587],{"class":5243},"].unique()[:",[5233,7589,5809],{"class":5323},[5233,7591,7592],{"class":5243},"])  ",[5233,7594,7595],{"class":5277},"# Перші 10\n",[5233,7597,7598,7600,7602,7604,7606,7608,7611,7613,7615,7617,7620,7622,7624],{"class":5235,"line":5274},[5233,7599,5721],{"class":5654},[5233,7601,5724],{"class":5243},[5233,7603,5727],{"class":5634},[5233,7605,5747],{"class":5287},[5233,7607,5789],{"class":5788},[5233,7609,7610],{"class":5287},"Всього унікальних районів: ",[5233,7612,5733],{"class":5634},[5233,7614,7212],{"class":5243},[5233,7616,7584],{"class":5287},[5233,7618,7619],{"class":5243},"].nunique()",[5233,7621,5744],{"class":5634},[5233,7623,5747],{"class":5287},[5233,7625,5291],{"class":5243},[5365,7627,7628,7632,7636,7640,7643],{"v-slot:output":5228},[5368,7629,7631],{"className":7630},[5235],"Унікальні значення Neighborhood (район):",[5368,7633,7635],{"className":7634},[5235],"['CollgCr' 'Veenker' 'Crawfor' 'NoRidge' 'Mitchel' 'Somerst' 'NWAmes'",[5368,7637,7639],{"className":7638},[5235]," 'OldTown' 'BrkSide' 'Sawyer']",[5368,7641],{"className":7642},[5235],[5368,7644,7646],{"className":7645},[5235],"Всього унікальних районів: 25",[5186,7648,7649,7650,5193,7653,7656],{},"Як перетворити текст ",[5230,7651,7652],{},"\"CollgCr\"",[5230,7654,7655],{},"\"Veenker\""," тощо у числа, з якими може працювати модель? Існує два основні методи.",[5475,7658],{},[5210,7660,7662],{"id":7661},"метод-1-factorize-label-encoding","Метод 1: Factorize (Label Encoding)",[5186,7664,7665,7668],{},[5190,7666,7667],{},"Принцип:"," присвоїти кожній унікальній категорії числовий індекс (0, 1, 2, ...).",[5418,7670,7671],{},[5186,7672,7673],{},"Аналогія: це як присвоїти кожному студенту в класі номер: Іван = 1, Марія = 2, Олег = 3. Зручно, але виникає штучний порядок: \"Олег > Марія > Іван\"?",[5482,7675,7677,7678],{"id":7676},"pandas-метод-pdfactorize","Pandas метод: ",[5230,7679,7680],{},"pd.factorize()",[5218,7682,7684,7810],{"execution-count":7683},"9",[5223,7685,7687],{"className":5225,"code":7686,"language":5227,"meta":5228,"style":5228},"# Приклад з кольорами\ncolors = ['red', 'blue', 'red', 'green', 'blue', 'green', 'red']\n\n# Factorize повертає два значення:\n# 1. codes — числові коди\n# 2. uniques — порядок унікальних значень\ncodes, uniques = pd.factorize(colors)\n\nprint(\"Оригінал:  \", colors)\nprint(\"Codes:     \", codes)\nprint(\"Uniques:   \", uniques.tolist())\nprint(\"\\nІнтерпретація: red=0, blue=1, green=2\")\n",[5230,7688,7689,7694,7731,7735,7740,7745,7750,7755,7759,7771,7783,7795],{"__ignoreMap":5228},[5233,7690,7691],{"class":5235,"line":5236},[5233,7692,7693],{"class":5277},"# Приклад з кольорами\n",[5233,7695,7696,7699,7702,7704,7707,7709,7711,7713,7716,7718,7720,7722,7724,7726,7728],{"class":5235,"line":5253},[5233,7697,7698],{"class":5243},"colors = [",[5233,7700,7701],{"class":5287},"'red'",[5233,7703,5193],{"class":5243},[5233,7705,7706],{"class":5287},"'blue'",[5233,7708,5193],{"class":5243},[5233,7710,7701],{"class":5287},[5233,7712,5193],{"class":5243},[5233,7714,7715],{"class":5287},"'green'",[5233,7717,5193],{"class":5243},[5233,7719,7706],{"class":5287},[5233,7721,5193],{"class":5243},[5233,7723,7715],{"class":5287},[5233,7725,5193],{"class":5243},[5233,7727,7701],{"class":5287},[5233,7729,7730],{"class":5243},"]\n",[5233,7732,7733],{"class":5235,"line":5267},[5233,7734,5271],{"emptyLinePlaceholder":5270},[5233,7736,7737],{"class":5235,"line":5274},[5233,7738,7739],{"class":5277},"# Factorize повертає два значення:\n",[5233,7741,7742],{"class":5235,"line":5281},[5233,7743,7744],{"class":5277},"# 1. codes — числові коди\n",[5233,7746,7747],{"class":5235,"line":5294},[5233,7748,7749],{"class":5277},"# 2. uniques — порядок унікальних значень\n",[5233,7751,7752],{"class":5235,"line":5299},[5233,7753,7754],{"class":5243},"codes, uniques = pd.factorize(colors)\n",[5233,7756,7757],{"class":5235,"line":5305},[5233,7758,5271],{"emptyLinePlaceholder":5270},[5233,7760,7761,7763,7765,7768],{"class":5235,"line":5332},[5233,7762,5721],{"class":5654},[5233,7764,5724],{"class":5243},[5233,7766,7767],{"class":5287},"\"Оригінал:  \"",[5233,7769,7770],{"class":5243},", colors)\n",[5233,7772,7773,7775,7777,7780],{"class":5235,"line":5346},[5233,7774,5721],{"class":5654},[5233,7776,5724],{"class":5243},[5233,7778,7779],{"class":5287},"\"Codes:     \"",[5233,7781,7782],{"class":5243},", codes)\n",[5233,7784,7785,7787,7789,7792],{"class":5235,"line":5351},[5233,7786,5721],{"class":5654},[5233,7788,5724],{"class":5243},[5233,7790,7791],{"class":5287},"\"Uniques:   \"",[5233,7793,7794],{"class":5243},", uniques.tolist())\n",[5233,7796,7797,7799,7801,7803,7805,7808],{"class":5235,"line":5357},[5233,7798,5721],{"class":5654},[5233,7800,5724],{"class":5243},[5233,7802,5747],{"class":5287},[5233,7804,5789],{"class":5788},[5233,7806,7807],{"class":5287},"Інтерпретація: red=0, blue=1, green=2\"",[5233,7809,5291],{"class":5243},[5365,7811,7812,7816,7820,7824,7827],{"v-slot:output":5228},[5368,7813,7815],{"className":7814},[5235],"Оригінал:   ['red', 'blue', 'red', 'green', 'blue', 'green', 'red']",[5368,7817,7819],{"className":7818},[5235],"Codes:      [0 1 0 2 1 2 0]",[5368,7821,7823],{"className":7822},[5235],"Uniques:    ['red', 'blue', 'green']",[5368,7825],{"className":7826},[5235],[5368,7828,7830],{"className":7829},[5235],"Інтерпретація: red=0, blue=1, green=2",[5482,7832,7834,7835],{"id":7833},"scikit-learn-метод-labelencoder","Scikit-learn метод: ",[5230,7836,7837],{},"LabelEncoder",[5218,7839,7840,7919],{"execution-count":5809},[5223,7841,7843],{"className":5225,"code":7842,"language":5227,"meta":5228,"style":5228},"from sklearn.preprocessing import LabelEncoder\n\nencoder = LabelEncoder()\n\n# Fit + Transform\ncolors_encoded = encoder.fit_transform(colors)\n\nprint(\"Оригінал:        \", colors)\nprint(\"Після кодування: \", colors_encoded)\nprint(\"Класи:           \", encoder.classes_)\n",[5230,7844,7845,7857,7861,7866,7870,7875,7880,7884,7895,7907],{"__ignoreMap":5228},[5233,7846,7847,7849,7852,7854],{"class":5235,"line":5236},[5233,7848,5256],{"class":5239},[5233,7850,7851],{"class":5243}," sklearn.preprocessing ",[5233,7853,5240],{"class":5239},[5233,7855,7856],{"class":5243}," LabelEncoder\n",[5233,7858,7859],{"class":5235,"line":5253},[5233,7860,5271],{"emptyLinePlaceholder":5270},[5233,7862,7863],{"class":5235,"line":5267},[5233,7864,7865],{"class":5243},"encoder = LabelEncoder()\n",[5233,7867,7868],{"class":5235,"line":5274},[5233,7869,5271],{"emptyLinePlaceholder":5270},[5233,7871,7872],{"class":5235,"line":5281},[5233,7873,7874],{"class":5277},"# Fit + Transform\n",[5233,7876,7877],{"class":5235,"line":5294},[5233,7878,7879],{"class":5243},"colors_encoded = encoder.fit_transform(colors)\n",[5233,7881,7882],{"class":5235,"line":5299},[5233,7883,5271],{"emptyLinePlaceholder":5270},[5233,7885,7886,7888,7890,7893],{"class":5235,"line":5305},[5233,7887,5721],{"class":5654},[5233,7889,5724],{"class":5243},[5233,7891,7892],{"class":5287},"\"Оригінал:        \"",[5233,7894,7770],{"class":5243},[5233,7896,7897,7899,7901,7904],{"class":5235,"line":5332},[5233,7898,5721],{"class":5654},[5233,7900,5724],{"class":5243},[5233,7902,7903],{"class":5287},"\"Після кодування: \"",[5233,7905,7906],{"class":5243},", colors_encoded)\n",[5233,7908,7909,7911,7913,7916],{"class":5235,"line":5346},[5233,7910,5721],{"class":5654},[5233,7912,5724],{"class":5243},[5233,7914,7915],{"class":5287},"\"Класи:           \"",[5233,7917,7918],{"class":5243},", encoder.classes_)\n",[5365,7920,7921,7925,7929],{"v-slot:output":5228},[5368,7922,7924],{"className":7923},[5235],"Оригінал:         ['red', 'blue', 'red', 'green', 'blue', 'green', 'red']",[5368,7926,7928],{"className":7927},[5235],"Після кодування:  [2 0 2 1 0 1 2]",[5368,7930,7932],{"className":7931},[5235],"Класи:            ['blue' 'green' 'red']",[6642,7934,7935,7944,7967],{},[5186,7936,7937],{},[5190,7938,7939,7940,6652,7942,6656],{},"Різниця між ",[5230,7941,7680],{},[5230,7943,7837],{},[6063,7945,7946,7957],{},[5390,7947,7948,7952,7953,7956],{},[5190,7949,7950],{},[5230,7951,7680],{}," присвоює індекси ",[5190,7954,7955],{},"у порядку першої зустрічі"," (red=0, blue=1, green=2)",[5390,7958,7959,7952,7963,7966],{},[5190,7960,7961],{},[5230,7962,7837],{},[5190,7964,7965],{},"в алфавітному порядку"," (blue=0, green=1, red=2)",[5186,7968,7969,7970,7973],{},"Для ML це не має значення — важлива лише ",[5190,7971,7972],{},"консистентність"," кодування.",[5186,7975,7976,7977,7979,7980,6656],{},"Ключова перевага ",[5230,7978,7837],{}," — можливість ",[5190,7981,7982],{},"зворотнього перетворення",[5218,7984,7985,8036],{"execution-count":6727},[5223,7986,7988],{"className":5225,"code":7987,"language":5227,"meta":5228,"style":5228},"# Зворотнє перетворення: числа → текст\ndecoded = encoder.inverse_transform([2, 0, 1])\nprint(\"Закодовано: [2, 0, 1]\")\nprint(\"Декодовано:\", decoded)\n",[5230,7989,7990,7995,8013,8024],{"__ignoreMap":5228},[5233,7991,7992],{"class":5235,"line":5236},[5233,7993,7994],{"class":5277},"# Зворотнє перетворення: числа → текст\n",[5233,7996,7997,8000,8002,8004,8006,8008,8010],{"class":5235,"line":5253},[5233,7998,7999],{"class":5243},"decoded = encoder.inverse_transform([",[5233,8001,5667],{"class":5323},[5233,8003,5193],{"class":5243},[5233,8005,5623],{"class":5323},[5233,8007,5193],{"class":5243},[5233,8009,5220],{"class":5323},[5233,8011,8012],{"class":5243},"])\n",[5233,8014,8015,8017,8019,8022],{"class":5235,"line":5267},[5233,8016,5721],{"class":5654},[5233,8018,5724],{"class":5243},[5233,8020,8021],{"class":5287},"\"Закодовано: [2, 0, 1]\"",[5233,8023,5291],{"class":5243},[5233,8025,8026,8028,8030,8033],{"class":5235,"line":5274},[5233,8027,5721],{"class":5654},[5233,8029,5724],{"class":5243},[5233,8031,8032],{"class":5287},"\"Декодовано:\"",[5233,8034,8035],{"class":5243},", decoded)\n",[5365,8037,8038,8042],{"v-slot:output":5228},[5368,8039,8041],{"className":8040},[5235],"Закодовано: [2, 0, 1]",[5368,8043,8045],{"className":8044},[5235],"Декодовано: ['red' 'blue' 'green']",[5482,8047,8049],{"id":8048},"проблема-factorize-штучний-порядок","Проблема Factorize — штучний порядок",[5518,8051,8052,8057,8064,8074,8089,8095,8103,8109],{},[5186,8053,8054],{},[5190,8055,8056],{},"Критичне обмеження Label Encoding:",[5186,8058,8059,8060,8063],{},"Модель може інтерпретувати числові коди як ",[5190,8061,8062],{},"впорядковані"," значення:",[6063,8065,8066,8071],{},[5390,8067,8068],{},[5230,8069,8070],{},"green (2) > blue (1) > red (0)",[5390,8072,8073],{},"Модель може \"подумати\", що green \"ближче\" до blue, ніж red до blue",[5186,8075,8076,8077,8080,8081,8084,8085,8088],{},"Але для кольорів ",[5190,8078,8079],{},"немає природного порядку"," — це ",[5190,8082,8083],{},"номінальна"," категорія. Тому factorize підходить лише для ",[5190,8086,8087],{},"ординальних"," категорій (де порядок має сенс):",[5186,8090,8091,8092],{},"✅ ",[5190,8093,8094],{},"Правильне використання (ординальні):",[6063,8096,8097,8100],{},[5390,8098,8099],{},"Якість: \"Bad\" (0) \u003C \"Average\" (1) \u003C \"Good\" (2) \u003C \"Excellent\" (3)",[5390,8101,8102],{},"Освіта: \"School\" (0) \u003C \"Bachelor\" (1) \u003C \"Master\" (2) \u003C \"PhD\" (3)",[5186,8104,8105,8106],{},"❌ ",[5190,8107,8108],{},"Неправильне використання (номінальні):",[6063,8110,8111,8114,8117],{},[5390,8112,8113],{},"Кольори: \"Red\", \"Blue\", \"Green\" — немає порядку",[5390,8115,8116],{},"Міста: \"Kyiv\", \"Lviv\", \"Odesa\" — немає порядку",[5390,8118,8119],{},"Типи гаражів: \"Attached\", \"Detached\", \"Built-in\" — немає порядку",[5186,8121,8122,8123,5416],{},"Для номінальних категорій потрібен інший метод — ",[5190,8124,8125],{},"One-Hot Encoding",[5475,8127],{},[5210,8129,8131],{"id":8130},"метод-2-one-hot-encoding","Метод 2: One-Hot Encoding",[5186,8133,8134,8136,8137,8140],{},[5190,8135,7667],{}," створити ",[5190,8138,8139],{},"окремий бінарний стовпець для кожної категорії",". Значення 1 означає \"так\", 0 означає \"ні\".",[5418,8142,8143,8146],{},[5186,8144,8145],{},"Аналогія: замість того, щоб сказати \"студент №3\", ми створюємо анкету:",[6063,8147,8148,8153,8158],{},[5390,8149,8150,8151],{},"Чи є це Іван? ",[5233,8152,5623],{},[5390,8154,8155,8156],{},"Чи є це Марія? ",[5233,8157,5623],{},[5390,8159,8160,8161,8163],{},"Чи є це Олег? ",[5233,8162,5220],{}," ← так, це Олег",[5186,8165,8166],{},"Візуальний приклад трансформації:",[5223,8168,8173],{"className":8169,"code":8171,"language":8172},[8170],"language-text","Оригінальна таблиця:\n┌────────┐\n│ Color  │\n├────────┤\n│ red    │\n│ blue   │\n│ green  │\n│ red    │\n└────────┘\n\nПісля One-Hot Encoding:\n┌───────────┬────────────┬──────────────┐\n│ Color_red │ Color_blue │ Color_green  │\n├───────────┼────────────┼──────────────┤\n│     1     │      0     │      0       │\n│     0     │      1     │      0       │\n│     0     │      0     │      1       │\n│     1     │      0     │      0       │\n└───────────┴────────────┴──────────────┘\n","text",[5230,8174,8171],{"__ignoreMap":5228},[5482,8176,7677,8178],{"id":8177},"pandas-метод-pdget_dummies",[5230,8179,8180],{},"pd.get_dummies()",[5218,8182,8183,8374],{"execution-count":6722},[5223,8184,8186],{"className":5225,"code":8185,"language":5227,"meta":5228,"style":5228},"# Створити DataFrame з категоріальною ознакою\ndf_colors = pd.DataFrame({\n    'ID': [1, 2, 3, 4],\n    'Color': ['red', 'blue', 'green', 'red']\n})\n\nprint(\"Оригінальний DataFrame:\")\nprint(df_colors)\nprint(f\"Форма: {df_colors.shape}\\n\")\n\n# One-Hot Encoding\ndf_encoded = pd.get_dummies(df_colors, columns=['Color'], prefix='Color')\n\nprint(\"Після One-Hot Encoding:\")\nprint(df_encoded)\nprint(f\"Форма: {df_encoded.shape}\")\n",[5230,8187,8188,8193,8198,8223,8246,8250,8254,8265,8272,8296,8300,8305,8331,8335,8346,8353],{"__ignoreMap":5228},[5233,8189,8190],{"class":5235,"line":5236},[5233,8191,8192],{"class":5277},"# Створити DataFrame з категоріальною ознакою\n",[5233,8194,8195],{"class":5235,"line":5253},[5233,8196,8197],{"class":5243},"df_colors = pd.DataFrame({\n",[5233,8199,8200,8203,8206,8208,8210,8212,8214,8216,8218,8220],{"class":5235,"line":5267},[5233,8201,8202],{"class":5287},"    'ID'",[5233,8204,8205],{"class":5243},": [",[5233,8207,5220],{"class":5323},[5233,8209,5193],{"class":5243},[5233,8211,5667],{"class":5323},[5233,8213,5193],{"class":5243},[5233,8215,6347],{"class":5323},[5233,8217,5193],{"class":5243},[5233,8219,6699],{"class":5323},[5233,8221,8222],{"class":5243},"],\n",[5233,8224,8225,8228,8230,8232,8234,8236,8238,8240,8242,8244],{"class":5235,"line":5274},[5233,8226,8227],{"class":5287},"    'Color'",[5233,8229,8205],{"class":5243},[5233,8231,7701],{"class":5287},[5233,8233,5193],{"class":5243},[5233,8235,7706],{"class":5287},[5233,8237,5193],{"class":5243},[5233,8239,7715],{"class":5287},[5233,8241,5193],{"class":5243},[5233,8243,7701],{"class":5287},[5233,8245,7730],{"class":5243},[5233,8247,8248],{"class":5235,"line":5281},[5233,8249,5710],{"class":5243},[5233,8251,8252],{"class":5235,"line":5294},[5233,8253,5271],{"emptyLinePlaceholder":5270},[5233,8255,8256,8258,8260,8263],{"class":5235,"line":5299},[5233,8257,5721],{"class":5654},[5233,8259,5724],{"class":5243},[5233,8261,8262],{"class":5287},"\"Оригінальний DataFrame:\"",[5233,8264,5291],{"class":5243},[5233,8266,8267,8269],{"class":5235,"line":5305},[5233,8268,5721],{"class":5654},[5233,8270,8271],{"class":5243},"(df_colors)\n",[5233,8273,8274,8276,8278,8280,8283,8285,8288,8290,8292,8294],{"class":5235,"line":5332},[5233,8275,5721],{"class":5654},[5233,8277,5724],{"class":5243},[5233,8279,5727],{"class":5634},[5233,8281,8282],{"class":5287},"\"Форма: ",[5233,8284,5733],{"class":5634},[5233,8286,8287],{"class":5243},"df_colors.shape",[5233,8289,5744],{"class":5634},[5233,8291,5789],{"class":5788},[5233,8293,5747],{"class":5287},[5233,8295,5291],{"class":5243},[5233,8297,8298],{"class":5235,"line":5346},[5233,8299,5271],{"emptyLinePlaceholder":5270},[5233,8301,8302],{"class":5235,"line":5351},[5233,8303,8304],{"class":5277},"# One-Hot Encoding\n",[5233,8306,8307,8310,8313,8316,8319,8322,8325,8327,8329],{"class":5235,"line":5357},[5233,8308,8309],{"class":5243},"df_encoded = pd.get_dummies(df_colors, ",[5233,8311,8312],{"class":5316},"columns",[5233,8314,8315],{"class":5243},"=[",[5233,8317,8318],{"class":5287},"'Color'",[5233,8320,8321],{"class":5243},"], ",[5233,8323,8324],{"class":5316},"prefix",[5233,8326,5320],{"class":5243},[5233,8328,8318],{"class":5287},[5233,8330,5291],{"class":5243},[5233,8332,8333],{"class":5235,"line":5672},[5233,8334,5271],{"emptyLinePlaceholder":5270},[5233,8336,8337,8339,8341,8344],{"class":5235,"line":5677},[5233,8338,5721],{"class":5654},[5233,8340,5724],{"class":5243},[5233,8342,8343],{"class":5287},"\"Після One-Hot Encoding:\"",[5233,8345,5291],{"class":5243},[5233,8347,8348,8350],{"class":5235,"line":5683},[5233,8349,5721],{"class":5654},[5233,8351,8352],{"class":5243},"(df_encoded)\n",[5233,8354,8355,8357,8359,8361,8363,8365,8368,8370,8372],{"class":5235,"line":5689},[5233,8356,5721],{"class":5654},[5233,8358,5724],{"class":5243},[5233,8360,5727],{"class":5634},[5233,8362,8282],{"class":5287},[5233,8364,5733],{"class":5634},[5233,8366,8367],{"class":5243},"df_encoded.shape",[5233,8369,5744],{"class":5634},[5233,8371,5747],{"class":5287},[5233,8373,5291],{"class":5243},[5365,8375,8376,8383,8443,8446,8453],{"v-slot:output":5228},[5368,8377,8379,8382],{"className":8378},[5235],[5190,8380,8381],{},"Оригінальний DataFrame"," (форма: 4 рядки × 2 стовпці):",[5832,8384,8385,8398],{},[5835,8386,8387],{},[5838,8388,8389,8392,8395],{},[5841,8390,8391],{"align":5843},"Рядок",[5841,8393,8394],{"align":5843},"ID",[5841,8396,8397],{"align":5843},"Color (категоріальна ознака)",[5855,8399,8400,8411,8422,8433],{},[5838,8401,8402,8406,8408],{},[5860,8403,8404],{"align":5843},[5190,8405,5623],{},[5860,8407,5220],{"align":5843},[5860,8409,8410],{"align":5843},"red",[5838,8412,8413,8417,8419],{},[5860,8414,8415],{"align":5843},[5190,8416,5220],{},[5860,8418,5667],{"align":5843},[5860,8420,8421],{"align":5843},"blue",[5838,8423,8424,8428,8430],{},[5860,8425,8426],{"align":5843},[5190,8427,5667],{},[5860,8429,6347],{"align":5843},[5860,8431,8432],{"align":5843},"green",[5838,8434,8435,8439,8441],{},[5860,8436,8437],{"align":5843},[5190,8438,6347],{},[5860,8440,6699],{"align":5843},[5860,8442,8410],{"align":5843},[5368,8444],{"className":8445},[5235],[5368,8447,8449,8452],{"className":8448},[5235],[5190,8450,8451],{},"Після One-Hot Encoding"," (форма: 4 рядки × 4 стовпці):",[5832,8454,8455,8472],{},[5835,8456,8457],{},[5838,8458,8459,8461,8463,8466,8469],{},[5841,8460,8391],{"align":5843},[5841,8462,8394],{"align":5843},[5841,8464,8465],{"align":5843},"Color_blue",[5841,8467,8468],{"align":5843},"Color_green",[5841,8470,8471],{"align":5843},"Color_red",[5855,8473,8474,8492,8508,8524],{},[5838,8475,8476,8480,8482,8485,8487],{},[5860,8477,8478],{"align":5843},[5190,8479,5623],{},[5860,8481,5220],{"align":5843},[5860,8483,8484],{"align":5843},"False (0)",[5860,8486,8484],{"align":5843},[5860,8488,8489],{"align":5843},[5190,8490,8491],{},"True (1)",[5838,8493,8494,8498,8500,8504,8506],{},[5860,8495,8496],{"align":5843},[5190,8497,5220],{},[5860,8499,5667],{"align":5843},[5860,8501,8502],{"align":5843},[5190,8503,8491],{},[5860,8505,8484],{"align":5843},[5860,8507,8484],{"align":5843},[5838,8509,8510,8514,8516,8518,8522],{},[5860,8511,8512],{"align":5843},[5190,8513,5667],{},[5860,8515,6347],{"align":5843},[5860,8517,8484],{"align":5843},[5860,8519,8520],{"align":5843},[5190,8521,8491],{},[5860,8523,8484],{"align":5843},[5838,8525,8526,8530,8532,8534,8536],{},[5860,8527,8528],{"align":5843},[5190,8529,6347],{},[5860,8531,6699],{"align":5843},[5860,8533,8484],{"align":5843},[5860,8535,8484],{"align":5843},[5860,8537,8538],{"align":5843},[5190,8539,8491],{},[6233,8541,8542,8549],{},[5186,8543,8544],{},[5190,8545,8546,8547,6656],{},"Параметри ",[5230,8548,8180],{},[6063,8550,8551,8558,8565],{},[5390,8552,8553,8557],{},[5190,8554,8555],{},[5230,8556,8312],{}," — список стовпців для кодування",[5390,8559,8560,8564],{},[5190,8561,8562],{},[5230,8563,8324],{}," — префікс для нових стовпців (краще вказувати, щоб уникнути конфліктів імен)",[5390,8566,8567,8572],{},[5190,8568,8569],{},[5230,8570,8571],{},"drop_first=True"," — видалити перший стовпець (уникнення мультиколінеарності, пояснимо далі)",[5482,8574,7834,8576],{"id":8575},"scikit-learn-метод-onehotencoder",[5230,8577,8578],{},"OneHotEncoder",[5218,8580,8581,8766],{"execution-count":6733},[5223,8582,8584],{"className":5225,"code":8583,"language":5227,"meta":5228,"style":5228},"from sklearn.preprocessing import OneHotEncoder\n\n# Підготувати дані (OneHotEncoder потребує 2D масив)\ncolors_array = np.array(['red', 'blue', 'green', 'red']).reshape(-1, 1)\n\n# Створити encoder\nencoder = OneHotEncoder(sparse_output=False)  # sklearn 1.2+\n\n# Fit + Transform\ncolors_onehot = encoder.fit_transform(colors_array)\n\nprint(\"Оригінал:\")\nprint(colors_array.flatten())\nprint(\"\\nКатегорії (порядок стовпців):\")\nprint(encoder.categories_)\nprint(\"\\nOne-Hot Encoding (матриця):\")\nprint(colors_onehot)\nprint(f\"\\nФорма: {colors_onehot.shape} — 4 рядки, 3 стовпці (blue, green, red)\")\n",[5230,8585,8586,8597,8601,8606,8636,8640,8645,8662,8666,8670,8675,8679,8689,8696,8711,8718,8733,8740],{"__ignoreMap":5228},[5233,8587,8588,8590,8592,8594],{"class":5235,"line":5236},[5233,8589,5256],{"class":5239},[5233,8591,7851],{"class":5243},[5233,8593,5240],{"class":5239},[5233,8595,8596],{"class":5243}," OneHotEncoder\n",[5233,8598,8599],{"class":5235,"line":5253},[5233,8600,5271],{"emptyLinePlaceholder":5270},[5233,8602,8603],{"class":5235,"line":5267},[5233,8604,8605],{"class":5277},"# Підготувати дані (OneHotEncoder потребує 2D масив)\n",[5233,8607,8608,8611,8613,8615,8617,8619,8621,8623,8625,8628,8630,8632,8634],{"class":5235,"line":5274},[5233,8609,8610],{"class":5243},"colors_array = np.array([",[5233,8612,7701],{"class":5287},[5233,8614,5193],{"class":5243},[5233,8616,7706],{"class":5287},[5233,8618,5193],{"class":5243},[5233,8620,7715],{"class":5287},[5233,8622,5193],{"class":5243},[5233,8624,7701],{"class":5287},[5233,8626,8627],{"class":5243},"]).reshape(-",[5233,8629,5220],{"class":5323},[5233,8631,5193],{"class":5243},[5233,8633,5220],{"class":5323},[5233,8635,5291],{"class":5243},[5233,8637,8638],{"class":5235,"line":5281},[5233,8639,5271],{"emptyLinePlaceholder":5270},[5233,8641,8642],{"class":5235,"line":5294},[5233,8643,8644],{"class":5277},"# Створити encoder\n",[5233,8646,8647,8650,8653,8655,8657,8659],{"class":5235,"line":5299},[5233,8648,8649],{"class":5243},"encoder = OneHotEncoder(",[5233,8651,8652],{"class":5316},"sparse_output",[5233,8654,5320],{"class":5243},[5233,8656,5635],{"class":5634},[5233,8658,5326],{"class":5243},[5233,8660,8661],{"class":5277},"# sklearn 1.2+\n",[5233,8663,8664],{"class":5235,"line":5305},[5233,8665,5271],{"emptyLinePlaceholder":5270},[5233,8667,8668],{"class":5235,"line":5332},[5233,8669,7874],{"class":5277},[5233,8671,8672],{"class":5235,"line":5346},[5233,8673,8674],{"class":5243},"colors_onehot = encoder.fit_transform(colors_array)\n",[5233,8676,8677],{"class":5235,"line":5351},[5233,8678,5271],{"emptyLinePlaceholder":5270},[5233,8680,8681,8683,8685,8687],{"class":5235,"line":5357},[5233,8682,5721],{"class":5654},[5233,8684,5724],{"class":5243},[5233,8686,6809],{"class":5287},[5233,8688,5291],{"class":5243},[5233,8690,8691,8693],{"class":5235,"line":5672},[5233,8692,5721],{"class":5654},[5233,8694,8695],{"class":5243},"(colors_array.flatten())\n",[5233,8697,8698,8700,8702,8704,8706,8709],{"class":5235,"line":5677},[5233,8699,5721],{"class":5654},[5233,8701,5724],{"class":5243},[5233,8703,5747],{"class":5287},[5233,8705,5789],{"class":5788},[5233,8707,8708],{"class":5287},"Категорії (порядок стовпців):\"",[5233,8710,5291],{"class":5243},[5233,8712,8713,8715],{"class":5235,"line":5683},[5233,8714,5721],{"class":5654},[5233,8716,8717],{"class":5243},"(encoder.categories_)\n",[5233,8719,8720,8722,8724,8726,8728,8731],{"class":5235,"line":5689},[5233,8721,5721],{"class":5654},[5233,8723,5724],{"class":5243},[5233,8725,5747],{"class":5287},[5233,8727,5789],{"class":5788},[5233,8729,8730],{"class":5287},"One-Hot Encoding (матриця):\"",[5233,8732,5291],{"class":5243},[5233,8734,8735,8737],{"class":5235,"line":5698},[5233,8736,5721],{"class":5654},[5233,8738,8739],{"class":5243},"(colors_onehot)\n",[5233,8741,8742,8744,8746,8748,8750,8752,8754,8756,8759,8761,8764],{"class":5235,"line":5707},[5233,8743,5721],{"class":5654},[5233,8745,5724],{"class":5243},[5233,8747,5727],{"class":5634},[5233,8749,5747],{"class":5287},[5233,8751,5789],{"class":5788},[5233,8753,6411],{"class":5287},[5233,8755,5733],{"class":5634},[5233,8757,8758],{"class":5243},"colors_onehot.shape",[5233,8760,5744],{"class":5634},[5233,8762,8763],{"class":5287}," — 4 рядки, 3 стовпці (blue, green, red)\"",[5233,8765,5291],{"class":5243},[5365,8767,8768,8772,8776,8779,8783,8787,8790,8796],{"v-slot:output":5228},[5368,8769,8771],{"className":8770},[5235],"Оригінал (4 спостереження):",[5368,8773,8775],{"className":8774},[5235],"['red', 'blue', 'green', 'red']",[5368,8777],{"className":8778},[5235],[5368,8780,8782],{"className":8781},[5235],"Категорії (порядок стовпців у матриці):",[5368,8784,8786],{"className":8785},[5235],"[array(['blue', 'green', 'red'], dtype=object)]",[5368,8788],{"className":8789},[5235],[5368,8791,8793],{"className":8792},[5235],[5190,8794,8795],{},"Бінарна матриця OneHotEncoder (форма: 4 рядки × 3 стовпці):",[5832,8797,8798,8823],{},[5835,8799,8800],{},[5838,8801,8802,8804,8807,8813,8818],{},[5841,8803,8391],{"align":5843},[5841,8805,8806],{"align":5843},"Вхідне значення",[5841,8808,8809,8810,8812],{"align":5843},"Стовпець 0 (",[5230,8811,8421],{},")",[5841,8814,8815,8816,8812],{"align":5843},"Стовпець 1 (",[5230,8817,8432],{},[5841,8819,8820,8821,8812],{"align":5843},"Стовпець 2 (",[5230,8822,8410],{},[5855,8824,8825,8843,8859,8875],{},[5838,8826,8827,8831,8833,8836,8838],{},[5860,8828,8829],{"align":5843},[5190,8830,5623],{},[5860,8832,7701],{"align":5843},[5860,8834,8835],{"align":5843},"0.0",[5860,8837,8835],{"align":5843},[5860,8839,8840],{"align":5843},[5190,8841,8842],{},"1.0",[5838,8844,8845,8849,8851,8855,8857],{},[5860,8846,8847],{"align":5843},[5190,8848,5220],{},[5860,8850,7706],{"align":5843},[5860,8852,8853],{"align":5843},[5190,8854,8842],{},[5860,8856,8835],{"align":5843},[5860,8858,8835],{"align":5843},[5838,8860,8861,8865,8867,8869,8873],{},[5860,8862,8863],{"align":5843},[5190,8864,5667],{},[5860,8866,7715],{"align":5843},[5860,8868,8835],{"align":5843},[5860,8870,8871],{"align":5843},[5190,8872,8842],{},[5860,8874,8835],{"align":5843},[5838,8876,8877,8881,8883,8885,8887],{},[5860,8878,8879],{"align":5843},[5190,8880,6347],{},[5860,8882,7701],{"align":5843},[5860,8884,8835],{"align":5843},[5860,8886,8835],{"align":5843},[5860,8888,8889],{"align":5843},[5190,8890,8842],{},[6642,8892,8893,8900,8914],{},[5186,8894,8895],{},[5190,8896,8897,8898,6656],{},"Важливо про параметр ",[5230,8899,8652],{},[5186,8901,8902,8903,8905,8906,8909,8910,8913],{},"У версіях scikit-learn 1.2+ параметр називається ",[5230,8904,8652],{}," (раніше був ",[5230,8907,8908],{},"sparse","). За замовчуванням повертається ",[5190,8911,8912],{},"розріджена матриця"," (sparse matrix) — формат, що економить пам'ять для великих датасетів з багатьма категоріями.",[5186,8915,8916,8917,8920],{},"Встановіть ",[5230,8918,8919],{},"sparse_output=False",", щоб отримати звичайний NumPy масив (зручніше для малих даних та навчання).",[5482,8922,8924,8925,8928],{"id":8923},"параметр-dropfirst-уникнення-мультиколінеарності","Параметр ",[5230,8926,8927],{},"drop='first'"," — уникнення мультиколінеарності",[5186,8930,8931,8932,8935],{},"Якщо у категорії 3 значення (red, blue, green), то насправді достатньо ",[5190,8933,8934],{},"2 стовпців",", а не 3:",[5223,8937,8940],{"className":8938,"code":8939,"language":8172},[8170],"Якщо Color_blue=0 та Color_green=0, то автоматично Color_red=1\n",[5230,8941,8939],{"__ignoreMap":5228},[5186,8943,8944,8945,8948,8949,8952],{},"Це називається ",[5190,8946,8947],{},"dummy variable trap"," (пастка фіктивних змінних) або ",[5190,8950,8951],{},"мультиколінеарність"," — один стовпець повністю передбачається з інших. Це може погіршити роботу деяких алгоритмів (особливо лінійної регресії).",[5218,8954,8956,9095],{"execution-count":8955},"14",[5223,8957,8959],{"className":5225,"code":8958,"language":5227,"meta":5228,"style":5228},"# Видалити перший стовпець (drop='first')\nencoder_drop = OneHotEncoder(drop='first', sparse_output=False)\ncolors_onehot_drop = encoder_drop.fit_transform(colors_array)\n\nprint(\"Без drop='first' — 3 стовпці:\")\nprint(colors_onehot)\nprint(f\"Форма: {colors_onehot.shape}\\n\")\n\nprint(\"З drop='first' — 2 стовпці (видалено 'blue'):\")\nprint(colors_onehot_drop)\nprint(f\"Форма: {colors_onehot_drop.shape}\")\nprint(\"\\nТепер: [0, 0] = blue, [1, 0] = green, [0, 1] = red\")\n",[5230,8960,8961,8966,8989,8994,8998,9009,9015,9037,9041,9052,9059,9080],{"__ignoreMap":5228},[5233,8962,8963],{"class":5235,"line":5236},[5233,8964,8965],{"class":5277},"# Видалити перший стовпець (drop='first')\n",[5233,8967,8968,8971,8974,8976,8979,8981,8983,8985,8987],{"class":5235,"line":5253},[5233,8969,8970],{"class":5243},"encoder_drop = OneHotEncoder(",[5233,8972,8973],{"class":5316},"drop",[5233,8975,5320],{"class":5243},[5233,8977,8978],{"class":5287},"'first'",[5233,8980,5193],{"class":5243},[5233,8982,8652],{"class":5316},[5233,8984,5320],{"class":5243},[5233,8986,5635],{"class":5634},[5233,8988,5291],{"class":5243},[5233,8990,8991],{"class":5235,"line":5267},[5233,8992,8993],{"class":5243},"colors_onehot_drop = encoder_drop.fit_transform(colors_array)\n",[5233,8995,8996],{"class":5235,"line":5274},[5233,8997,5271],{"emptyLinePlaceholder":5270},[5233,8999,9000,9002,9004,9007],{"class":5235,"line":5281},[5233,9001,5721],{"class":5654},[5233,9003,5724],{"class":5243},[5233,9005,9006],{"class":5287},"\"Без drop='first' — 3 стовпці:\"",[5233,9008,5291],{"class":5243},[5233,9010,9011,9013],{"class":5235,"line":5294},[5233,9012,5721],{"class":5654},[5233,9014,8739],{"class":5243},[5233,9016,9017,9019,9021,9023,9025,9027,9029,9031,9033,9035],{"class":5235,"line":5299},[5233,9018,5721],{"class":5654},[5233,9020,5724],{"class":5243},[5233,9022,5727],{"class":5634},[5233,9024,8282],{"class":5287},[5233,9026,5733],{"class":5634},[5233,9028,8758],{"class":5243},[5233,9030,5744],{"class":5634},[5233,9032,5789],{"class":5788},[5233,9034,5747],{"class":5287},[5233,9036,5291],{"class":5243},[5233,9038,9039],{"class":5235,"line":5305},[5233,9040,5271],{"emptyLinePlaceholder":5270},[5233,9042,9043,9045,9047,9050],{"class":5235,"line":5332},[5233,9044,5721],{"class":5654},[5233,9046,5724],{"class":5243},[5233,9048,9049],{"class":5287},"\"З drop='first' — 2 стовпці (видалено 'blue'):\"",[5233,9051,5291],{"class":5243},[5233,9053,9054,9056],{"class":5235,"line":5346},[5233,9055,5721],{"class":5654},[5233,9057,9058],{"class":5243},"(colors_onehot_drop)\n",[5233,9060,9061,9063,9065,9067,9069,9071,9074,9076,9078],{"class":5235,"line":5351},[5233,9062,5721],{"class":5654},[5233,9064,5724],{"class":5243},[5233,9066,5727],{"class":5634},[5233,9068,8282],{"class":5287},[5233,9070,5733],{"class":5634},[5233,9072,9073],{"class":5243},"colors_onehot_drop.shape",[5233,9075,5744],{"class":5634},[5233,9077,5747],{"class":5287},[5233,9079,5291],{"class":5243},[5233,9081,9082,9084,9086,9088,9090,9093],{"class":5235,"line":5357},[5233,9083,5721],{"class":5654},[5233,9085,5724],{"class":5243},[5233,9087,5747],{"class":5287},[5233,9089,5789],{"class":5788},[5233,9091,9092],{"class":5287},"Тепер: [0, 0] = blue, [1, 0] = green, [0, 1] = red\"",[5233,9094,5291],{"class":5243},[5365,9096,9097,9103,9106,9110,9199,9202,9206,9305,9308],{"v-slot:output":5228},[5368,9098,9100],{"className":9099},[5235],[5190,9101,9102],{},"Порівняння матриць з drop='first' та без:",[5368,9104],{"className":9105},[5235],[5368,9107,9109],{"className":9108},[5235],"1. Без drop='first' — 3 стовпці (форма: 4 × 3):",[5832,9111,9112,9133],{},[5835,9113,9114],{},[5838,9115,9116,9118,9121,9125,9129],{},[5841,9117,8391],{"align":5843},[5841,9119,9120],{"align":5843},"Вхідний колір",[5841,9122,9123],{"align":5843},[5230,9124,8421],{},[5841,9126,9127],{"align":5843},[5230,9128,8432],{},[5841,9130,9131],{"align":5843},[5230,9132,8410],{},[5855,9134,9135,9151,9167,9183],{},[5838,9136,9137,9141,9143,9145,9147],{},[5860,9138,9139],{"align":5843},[5190,9140,5623],{},[5860,9142,7701],{"align":5843},[5860,9144,8835],{"align":5843},[5860,9146,8835],{"align":5843},[5860,9148,9149],{"align":5843},[5190,9150,8842],{},[5838,9152,9153,9157,9159,9163,9165],{},[5860,9154,9155],{"align":5843},[5190,9156,5220],{},[5860,9158,7706],{"align":5843},[5860,9160,9161],{"align":5843},[5190,9162,8842],{},[5860,9164,8835],{"align":5843},[5860,9166,8835],{"align":5843},[5838,9168,9169,9173,9175,9177,9181],{},[5860,9170,9171],{"align":5843},[5190,9172,5667],{},[5860,9174,7715],{"align":5843},[5860,9176,8835],{"align":5843},[5860,9178,9179],{"align":5843},[5190,9180,8842],{},[5860,9182,8835],{"align":5843},[5838,9184,9185,9189,9191,9193,9195],{},[5860,9186,9187],{"align":5843},[5190,9188,6347],{},[5860,9190,7701],{"align":5843},[5860,9192,8835],{"align":5843},[5860,9194,8835],{"align":5843},[5860,9196,9197],{"align":5843},[5190,9198,8842],{},[5368,9200],{"className":9201},[5235],[5368,9203,9205],{"className":9204},[5235],"2. З drop='first' — 2 стовпці (вилучено перший стовпець 'blue', форма: 4 × 2):",[5832,9207,9208,9227],{},[5835,9209,9210],{},[5838,9211,9212,9214,9216,9220,9224],{},[5841,9213,8391],{"align":5843},[5841,9215,9120],{"align":5843},[5841,9217,9218],{"align":5843},[5230,9219,8432],{},[5841,9221,9222],{"align":5843},[5230,9223,8410],{},[5841,9225,9226],{"align":5843},"Інтерпретація",[5855,9228,9229,9248,9268,9287],{},[5838,9230,9231,9235,9237,9239,9243],{},[5860,9232,9233],{"align":5843},[5190,9234,5623],{},[5860,9236,7701],{"align":5843},[5860,9238,8835],{"align":5843},[5860,9240,9241],{"align":5843},[5190,9242,8842],{},[5860,9244,9245,9247],{"align":5843},[5230,9246,8410],{}," (активний 2-й стовпець)",[5838,9249,9250,9254,9256,9258,9260],{},[5860,9251,9252],{"align":5843},[5190,9253,5220],{},[5860,9255,7706],{"align":5843},[5860,9257,8835],{"align":5843},[5860,9259,8835],{"align":5843},[5860,9261,9262,9264,9265,8812],{"align":5843},[5230,9263,8421],{}," (базовий стан: ",[5233,9266,9267],{},"0, 0",[5838,9269,9270,9274,9276,9280,9282],{},[5860,9271,9272],{"align":5843},[5190,9273,5667],{},[5860,9275,7715],{"align":5843},[5860,9277,9278],{"align":5843},[5190,9279,8842],{},[5860,9281,8835],{"align":5843},[5860,9283,9284,9286],{"align":5843},[5230,9285,8432],{}," (активний 1-й стовпець)",[5838,9288,9289,9293,9295,9297,9301],{},[5860,9290,9291],{"align":5843},[5190,9292,6347],{},[5860,9294,7701],{"align":5843},[5860,9296,8835],{"align":5843},[5860,9298,9299],{"align":5843},[5190,9300,8842],{},[5860,9302,9303,9247],{"align":5843},[5230,9304,8410],{},[5368,9306],{"className":9307},[5235],[5368,9309,9311],{"className":9310},[5235],"Кодування: [0, 0] = blue, [1, 0] = green, [0, 1] = red",[6233,9313,9314,9322,9345],{},[5186,9315,9316],{},[5190,9317,9318,9319,9321],{},"Коли використовувати ",[5230,9320,8927],{},"?",[6063,9323,9324,9330,9336],{},[5390,9325,8091,9326,9329],{},[5190,9327,9328],{},"Використовуйте"," для лінійної\u002Fлогістичної регресії (уникає мультиколінеарності)",[5390,9331,8105,9332,9335],{},[5190,9333,9334],{},"Не обов'язково"," для дерев рішень, випадкових лісів (вони стійкі до колінеарності)",[5390,9337,8105,9338,9340,9341,9344],{},[5190,9339,9334],{}," якщо важлива інтерпретованість (простіше розуміти \"Color_red=1\", ніж \"",[5233,9342,9343],{},"0,1","=red\")",[5186,9346,9347,9350,9351,9353],{},[5190,9348,9349],{},"Рекомендація:"," використовуйте ",[5230,9352,8927],{}," за замовчуванням, якщо не маєте вагомої причини цього не робити.",[5475,9355],{},[5210,9357,9359],{"id":9358},"порівняння-factorize-vs-one-hot-encoding","Порівняння: Factorize vs One-Hot Encoding",[5832,9361,9362,9374],{},[5835,9363,9364],{},[5838,9365,9366,9369,9372],{},[5841,9367,9368],{"align":5843},"Аспект",[5841,9370,9371],{"align":5843},"Label Encoding (Factorize)",[5841,9373,8125],{"align":5843},[5855,9375,9376,9388,9401,9414,9427,9440,9453],{},[5838,9377,9378,9383,9385],{},[5860,9379,9380],{"align":5843},[5190,9381,9382],{},"Кількість стовпців",[5860,9384,5220],{"align":5843},[5860,9386,9387],{"align":5843},"n (кількість унікальних категорій)",[5838,9389,9390,9395,9398],{},[5860,9391,9392],{"align":5843},[5190,9393,9394],{},"Вводить порядок?",[5860,9396,9397],{"align":5843},"✅ Так (0 \u003C 1 \u003C 2)",[5860,9399,9400],{"align":5843},"❌ Ні",[5838,9402,9403,9408,9411],{},[5860,9404,9405],{"align":5843},[5190,9406,9407],{},"Тип категорій",[5860,9409,9410],{"align":5843},"Ординальні (з порядком)",[5860,9412,9413],{"align":5843},"Номінальні (без порядку)",[5838,9415,9416,9421,9424],{},[5860,9417,9418],{"align":5843},[5190,9419,9420],{},"Приклад використання",[5860,9422,9423],{"align":5843},"\"Low\" \u003C \"Medium\" \u003C \"High\"",[5860,9425,9426],{"align":5843},"\"Red\", \"Blue\", \"Green\"",[5838,9428,9429,9434,9437],{},[5860,9430,9431],{"align":5843},[5190,9432,9433],{},"Розмір датасету",[5860,9435,9436],{"align":5843},"Компактний",[5860,9438,9439],{"align":5843},"Може значно збільшитися",[5838,9441,9442,9447,9450],{},[5860,9443,9444],{"align":5843},[5190,9445,9446],{},"Алгоритми",[5860,9448,9449],{"align":5843},"Дерева рішень (можуть впоратись)",[5860,9451,9452],{"align":5843},"Лінійна регресія, SVM",[5838,9454,9455,9460,9463],{},[5860,9456,9457],{"align":5843},[5190,9458,9459],{},"Інтерпретованість",[5860,9461,9462],{"align":5843},"Висока (1 число на категорію)",[5860,9464,9465],{"align":5843},"Середня (n чисел на категорію)",[5424,9467,9468,9495],{},[5427,9469,9472,9478,9489],{"icon":9470,"title":9471},"i-lucide-list-ordered","🎯 Коли використовувати Label Encoding",[5186,9473,8091,9474,9477],{},[5190,9475,9476],{},"Ординальні категорії"," з природним порядком:",[6063,9479,9480,9483,9486],{},[5390,9481,9482],{},"Оцінки якості: Poor \u003C Fair \u003C Good \u003C Excellent",[5390,9484,9485],{},"Рівні освіти: School \u003C Bachelor \u003C Master \u003C PhD",[5390,9487,9488],{},"Розміри: S \u003C M \u003C L \u003C XL",[5186,9490,8091,9491,9494],{},[5190,9492,9493],{},"Дерева рішень"," (Random Forest, XGBoost) — можуть працювати з кодованими категоріями без проблем",[5427,9496,9499,9505,9516,9522],{"icon":9497,"title":9498},"i-lucide-grid","🎯 Коли використовувати One-Hot Encoding",[5186,9500,8091,9501,9504],{},[5190,9502,9503],{},"Номінальні категорії"," без природного порядку:",[6063,9506,9507,9510,9513],{},[5390,9508,9509],{},"Кольори: Red, Blue, Green",[5390,9511,9512],{},"Міста: Kyiv, Lviv, Odesa",[5390,9514,9515],{},"Типи будинків: Condo, Townhouse, Single-Family",[5186,9517,8091,9518,9521],{},[5190,9519,9520],{},"Лінійна\u002Fлогістична регресія, SVM"," — ці алгоритми чутливі до штучного порядку",[5186,9523,8091,9524,9527],{},[5190,9525,9526],{},"За замовчуванням"," — якщо сумніваєтесь, використовуйте One-Hot",[5475,9529],{},[5210,9531,9533],{"id":9532},"практичний-приклад-на-housing","Практичний приклад на Housing",[5186,9535,9536,9537,9542],{},"Закодуймо категоріальну ознаку ",[5190,9538,9539],{},[5230,9540,9541],{},"Neighborhood"," (район розташування будинку) за допомогою One-Hot Encoding:",[5218,9544,9546,9755],{"execution-count":9545},"15",[5223,9547,9549],{"className":5225,"code":9548,"language":5227,"meta":5228,"style":5228},"# Перевірити унікальні значення\nprint(f\"Унікальних районів: {df['Neighborhood'].nunique()}\")\nprint(f\"Форма датасету ДО кодування: {df.shape}\\n\")\n\n# One-Hot Encoding з drop_first=True\ndf_encoded = pd.get_dummies(df, columns=['Neighborhood'], prefix='Neighborhood', drop_first=True)\n\nprint(f\"Форма датасету ПІСЛЯ кодування: {df_encoded.shape}\")\nprint(f\"Додано стовпців: {df_encoded.shape[1] - df.shape[1] + 1}\")\nprint(f\"\\nНові стовпці (перші 5):\")\nprint([col for col in df_encoded.columns if col.startswith('Neighborhood')][:5])\n",[5230,9550,9551,9556,9581,9605,9609,9614,9645,9649,9670,9704,9721],{"__ignoreMap":5228},[5233,9552,9553],{"class":5235,"line":5236},[5233,9554,9555],{"class":5277},"# Перевірити унікальні значення\n",[5233,9557,9558,9560,9562,9564,9567,9569,9571,9573,9575,9577,9579],{"class":5235,"line":5253},[5233,9559,5721],{"class":5654},[5233,9561,5724],{"class":5243},[5233,9563,5727],{"class":5634},[5233,9565,9566],{"class":5287},"\"Унікальних районів: ",[5233,9568,5733],{"class":5634},[5233,9570,7212],{"class":5243},[5233,9572,7584],{"class":5287},[5233,9574,7619],{"class":5243},[5233,9576,5744],{"class":5634},[5233,9578,5747],{"class":5287},[5233,9580,5291],{"class":5243},[5233,9582,9583,9585,9587,9589,9592,9594,9597,9599,9601,9603],{"class":5235,"line":5267},[5233,9584,5721],{"class":5654},[5233,9586,5724],{"class":5243},[5233,9588,5727],{"class":5634},[5233,9590,9591],{"class":5287},"\"Форма датасету ДО кодування: ",[5233,9593,5733],{"class":5634},[5233,9595,9596],{"class":5243},"df.shape",[5233,9598,5744],{"class":5634},[5233,9600,5789],{"class":5788},[5233,9602,5747],{"class":5287},[5233,9604,5291],{"class":5243},[5233,9606,9607],{"class":5235,"line":5274},[5233,9608,5271],{"emptyLinePlaceholder":5270},[5233,9610,9611],{"class":5235,"line":5281},[5233,9612,9613],{"class":5277},"# One-Hot Encoding з drop_first=True\n",[5233,9615,9616,9619,9621,9623,9625,9627,9629,9631,9633,9635,9638,9640,9643],{"class":5235,"line":5294},[5233,9617,9618],{"class":5243},"df_encoded = pd.get_dummies(df, ",[5233,9620,8312],{"class":5316},[5233,9622,8315],{"class":5243},[5233,9624,7584],{"class":5287},[5233,9626,8321],{"class":5243},[5233,9628,8324],{"class":5316},[5233,9630,5320],{"class":5243},[5233,9632,7584],{"class":5287},[5233,9634,5193],{"class":5243},[5233,9636,9637],{"class":5316},"drop_first",[5233,9639,5320],{"class":5243},[5233,9641,9642],{"class":5634},"True",[5233,9644,5291],{"class":5243},[5233,9646,9647],{"class":5235,"line":5299},[5233,9648,5271],{"emptyLinePlaceholder":5270},[5233,9650,9651,9653,9655,9657,9660,9662,9664,9666,9668],{"class":5235,"line":5305},[5233,9652,5721],{"class":5654},[5233,9654,5724],{"class":5243},[5233,9656,5727],{"class":5634},[5233,9658,9659],{"class":5287},"\"Форма датасету ПІСЛЯ кодування: ",[5233,9661,5733],{"class":5634},[5233,9663,8367],{"class":5243},[5233,9665,5744],{"class":5634},[5233,9667,5747],{"class":5287},[5233,9669,5291],{"class":5243},[5233,9671,9672,9674,9676,9678,9681,9683,9686,9688,9691,9693,9696,9698,9700,9702],{"class":5235,"line":5332},[5233,9673,5721],{"class":5654},[5233,9675,5724],{"class":5243},[5233,9677,5727],{"class":5634},[5233,9679,9680],{"class":5287},"\"Додано стовпців: ",[5233,9682,5733],{"class":5634},[5233,9684,9685],{"class":5243},"df_encoded.shape[",[5233,9687,5220],{"class":5323},[5233,9689,9690],{"class":5243},"] - df.shape[",[5233,9692,5220],{"class":5323},[5233,9694,9695],{"class":5243},"] + ",[5233,9697,5220],{"class":5323},[5233,9699,5744],{"class":5634},[5233,9701,5747],{"class":5287},[5233,9703,5291],{"class":5243},[5233,9705,9706,9708,9710,9712,9714,9716,9719],{"class":5235,"line":5346},[5233,9707,5721],{"class":5654},[5233,9709,5724],{"class":5243},[5233,9711,5727],{"class":5634},[5233,9713,5747],{"class":5287},[5233,9715,5789],{"class":5788},[5233,9717,9718],{"class":5287},"Нові стовпці (перші 5):\"",[5233,9720,5291],{"class":5243},[5233,9722,9723,9725,9728,9731,9734,9737,9740,9743,9746,9748,9751,9753],{"class":5235,"line":5351},[5233,9724,5721],{"class":5654},[5233,9726,9727],{"class":5243},"([col ",[5233,9729,9730],{"class":5239},"for",[5233,9732,9733],{"class":5243}," col ",[5233,9735,9736],{"class":5239},"in",[5233,9738,9739],{"class":5243}," df_encoded.columns ",[5233,9741,9742],{"class":5239},"if",[5233,9744,9745],{"class":5243}," col.startswith(",[5233,9747,7584],{"class":5287},[5233,9749,9750],{"class":5243},")][:",[5233,9752,6371],{"class":5323},[5233,9754,8012],{"class":5243},[5365,9756,9757,9761,9765,9769,9773,9776,9780],{"v-slot:output":5228},[5368,9758,9760],{"className":9759},[5235],"Унікальних районів (Neighborhood): 25",[5368,9762,9764],{"className":9763},[5235],"Форма датасету ДО кодування:   1460 рядків × 81 стовпець",[5368,9766,9768],{"className":9767},[5235],"Форма датасету ПІСЛЯ кодування: 1460 рядків × 105 стовпців",[5368,9770,9772],{"className":9771},[5235],"Додано нових бінарних стовпців: 24 (25 районів - 1 через drop_first=True)",[5368,9774],{"className":9775},[5235],[5368,9777,9779],{"className":9778},[5235],"Нові стовпці (перші 5 з 24):",[5368,9781,9783],{"className":9782},[5235],"['Neighborhood_Blueste', 'Neighborhood_BrDale', 'Neighborhood_BrkSide', 'Neighborhood_ClearCr', 'Neighborhood_CollgCr']",[5186,9785,9786,9789,9790,9792,9793,9796,9797,9799],{},[5190,9787,9788],{},"Результат:"," замість одного стовпця ",[5230,9791,9541],{}," (район) з текстовими значеннями, тепер маємо ",[5190,9794,9795],{},"24 бінарні стовпці"," (25 районів - 1 базовий, видалений через ",[5230,9798,8571],{}," для уникнення мультиколінеарності).",[5518,9801,9802,9807,9814,9819,9830,9835],{},[5186,9803,9804],{},[5190,9805,9806],{},"Прокляття розмірності (Curse of Dimensionality):",[5186,9808,9809,9810,9813],{},"One-Hot Encoding може ",[5190,9811,9812],{},"сильно збільшити кількість ознак",". У нашому прикладі: 1 стовпець → 24 стовпці. Якщо у датасеті багато категоріальних ознак з великою кількістю унікальних значень, датасет може стати дуже \"широким\" (багато стовпців).",[5186,9815,9816],{},[5190,9817,9818],{},"Наслідки:",[6063,9820,9821,9824,9827],{},[5390,9822,9823],{},"Збільшення часу навчання",[5390,9825,9826],{},"Потреба у більшій кількості даних",[5390,9828,9829],{},"Ризик перенавчання (overfitting)",[5186,9831,9832],{},[5190,9833,9834],{},"Рішення:",[6063,9836,9837,9840,9847],{},[5390,9838,9839],{},"Групувати рідкісні категорії в \"Other\"",[5390,9841,9842,9843,9846],{},"Використовувати ",[5190,9844,9845],{},"Target Encoding"," (для просунутих проєктів)",[5390,9848,9849,9850,9853],{},"Застосовувати ",[5190,9851,9852],{},"Feature Selection"," (відбір важливих ознак)",[5475,9855],{},[5210,9857,9859],{"id":9858},"проблема-3-різні-масштаби-ознак","Проблема 3: Різні масштаби ознак",[5186,9861,9862,9863,9865,9866,9869,9870,9873,9874,9877],{},"Третя проблема сирих даних — ",[5190,9864,5200],{},". Порівняємо діапазони трьох ключових ознак: ",[5230,9867,9868],{},"YearBuilt"," (рік будівництва), ",[5230,9871,9872],{},"GrLivArea"," (житлова площа над землею) та ",[5230,9875,9876],{},"SalePrice"," (ціна продажу):",[5218,9879,9881,9932],{"execution-count":9880},"16",[5223,9882,9884],{"className":5225,"code":9883,"language":5227,"meta":5228,"style":5228},"# Порівняти масштаби різних ознак\nprint(\"Статистика числових ознак Housing:\\n\")\nfeatures_to_compare = ['YearBuilt', 'GrLivArea', 'SalePrice']\nprint(df[features_to_compare].describe())\n",[5230,9885,9886,9891,9906,9925],{"__ignoreMap":5228},[5233,9887,9888],{"class":5235,"line":5236},[5233,9889,9890],{"class":5277},"# Порівняти масштаби різних ознак\n",[5233,9892,9893,9895,9897,9900,9902,9904],{"class":5235,"line":5253},[5233,9894,5721],{"class":5654},[5233,9896,5724],{"class":5243},[5233,9898,9899],{"class":5287},"\"Статистика числових ознак Housing:",[5233,9901,5789],{"class":5788},[5233,9903,5747],{"class":5287},[5233,9905,5291],{"class":5243},[5233,9907,9908,9911,9914,9916,9919,9921,9923],{"class":5235,"line":5267},[5233,9909,9910],{"class":5243},"features_to_compare = [",[5233,9912,9913],{"class":5287},"'YearBuilt'",[5233,9915,5193],{"class":5243},[5233,9917,9918],{"class":5287},"'GrLivArea'",[5233,9920,5193],{"class":5243},[5233,9922,5311],{"class":5287},[5233,9924,7730],{"class":5243},[5233,9926,9927,9929],{"class":5235,"line":5274},[5233,9928,5721],{"class":5654},[5233,9930,9931],{"class":5243},"(df[features_to_compare].describe())\n",[5365,9933,9934,9940],{"v-slot:output":5228},[5368,9935,9937],{"className":9936},[5235],[5190,9938,9939],{},"Статистика числових ознак Housing (порівняння масштабів):",[5832,9941,9942,9958],{},[5835,9943,9944],{},[5838,9945,9946,9949,9952,9955],{},[5841,9947,9948],{"align":5843},"Метрика",[5841,9950,9951],{"align":5843},"YearBuilt (рік будівництва)",[5841,9953,9954],{"align":5843},"GrLivArea (житлова площа, кв.фт)",[5841,9956,9957],{"align":5843},"SalePrice (ціна продажу, $)",[5855,9959,9960,9975,9991,10008,10025,10042,10059,10076],{},[5838,9961,9962,9968,9971,9973],{},[5860,9963,9964,9967],{"align":5843},[5190,9965,9966],{},"count"," (кількість)",[5860,9969,9970],{"align":5843},"1460",[5860,9972,9970],{"align":5843},[5860,9974,9970],{"align":5843},[5838,9976,9977,9982,9985,9988],{},[5860,9978,9979,9981],{"align":5843},[5190,9980,6159],{}," (середнє)",[5860,9983,9984],{"align":5843},"1971",[5860,9986,9987],{"align":5843},"1515",[5860,9989,9990],{"align":5843},"$180,921",[5838,9992,9993,9999,10002,10005],{},[5860,9994,9995,9998],{"align":5843},[5190,9996,9997],{},"std"," (станд. відхилення)",[5860,10000,10001],{"align":5843},"30.2",[5860,10003,10004],{"align":5843},"525.5",[5860,10006,10007],{"align":5843},"$79,443",[5838,10009,10010,10016,10019,10022],{},[5860,10011,10012,10015],{"align":5843},[5190,10013,10014],{},"min"," (мінімум)",[5860,10017,10018],{"align":5843},"1872",[5860,10020,10021],{"align":5843},"334",[5860,10023,10024],{"align":5843},"$34,900",[5838,10026,10027,10033,10036,10039],{},[5860,10028,10029,10032],{"align":5843},[5190,10030,10031],{},"25%"," (перший квартиль)",[5860,10034,10035],{"align":5843},"1954",[5860,10037,10038],{"align":5843},"1130",[5860,10040,10041],{"align":5843},"$129,975",[5838,10043,10044,10050,10053,10056],{},[5860,10045,10046,10049],{"align":5843},[5190,10047,10048],{},"50%"," (медіана)",[5860,10051,10052],{"align":5843},"1973",[5860,10054,10055],{"align":5843},"1464",[5860,10057,10058],{"align":5843},"$163,000",[5838,10060,10061,10067,10070,10073],{},[5860,10062,10063,10066],{"align":5843},[5190,10064,10065],{},"75%"," (третій квартиль)",[5860,10068,10069],{"align":5843},"2000",[5860,10071,10072],{"align":5843},"1777",[5860,10074,10075],{"align":5843},"$214,000",[5838,10077,10078,10084,10087,10090],{},[5860,10079,10080,10083],{"align":5843},[5190,10081,10082],{},"max"," (максимум)",[5860,10085,10086],{"align":5843},"2010",[5860,10088,10089],{"align":5843},"5642",[5860,10091,10092],{"align":5843},"$755,000",[5186,10094,10095],{},"Бачимо кардинальну різницю у вимірах:",[6063,10097,10098,10105,10112],{},[5390,10099,10100,10104],{},[5190,10101,10102],{},[5230,10103,9868],{}," (рік будівництва): 1872–2010 (діапазон ~140 років)",[5390,10106,10107,10111],{},[5190,10108,10109],{},[5230,10110,9872],{}," (житлова площа над землею): 334–5642 кв.фт (діапазон ~5300 кв.фт)",[5390,10113,10114,10118],{},[5190,10115,10116],{},[5230,10117,9876],{}," (ціна продажу): $34,900–$755,000 (діапазон ~$720,000)",[5186,10120,10121],{},[5190,10122,10123],{},"Чому це проблема?",[5418,10125,10126],{},[5186,10127,10128],{},"Аналогія: уявіть двох учнів. Один отримує оцінки від 0 до 5, інший — від 0 до 100. Якщо ви просто підсумуєте їхні оцінки, то оцінки другого учня завжди \"затьмарять\" оцінки першого. Щоб порівняти, потрібно привести обидва до єдиної шкали.",[5518,10130,10131,10136],{},[5186,10132,10133],{},[5190,10134,10135],{},"Наслідки різних масштабів:",[5387,10137,10138,10144,10154,10160],{},[5390,10139,10140,10143],{},[5190,10141,10142],{},"Лінійна регресія:"," коефіцієнти будуть некоректними (ознака з більшим діапазоном отримає меншу вагу просто через масштаб)",[5390,10145,10146,10149,10150,10153],{},[5190,10147,10148],{},"Градієнтний спуск:"," буде сходитися ",[5190,10151,10152],{},"набагато повільніше"," або взагалі не зійдеться",[5390,10155,10156,10159],{},[5190,10157,10158],{},"KNN, SVM:"," ознаки з більшим діапазоном домінують у обчисленні відстаней",[5390,10161,10162,10165],{},[5190,10163,10164],{},"Нейронні мережі:"," погана ініціалізація ваг, нестабільне навчання",[5186,10167,10168,10169,10172],{},"Рішення — ",[5190,10170,10171],{},"масштабування ознак"," (feature scaling).",[5475,10174],{},[5210,10176,10178],{"id":10177},"метод-1-minmaxscaler-normalization","Метод 1: MinMaxScaler (Normalization)",[5186,10180,10181,10184,10185,10190],{},[5190,10182,10183],{},"MinMaxScaler"," масштабує дані до фіксованого діапазону ",[5190,10186,10187],{},[5233,10188,10189],{},"0, 1"," за формулою:",[10192,10193],"math-formula",{"tex":10194},"x_{\\text{scaled}} = \\frac{x - x_{\\min}}{x_{\\max} - x_{\\min}}",[5186,10196,10197],{},"Де:",[6063,10199,10200,10207,10213],{},[5390,10201,10202,10206],{},[10192,10203],{"tex":10204,":inline":10205},"x","true"," — оригінальне значення",[5390,10208,10209,10212],{},[10192,10210],{"tex":10211,":inline":10205},"x_{\\min}"," — мінімум у стовпці",[5390,10214,10215,10218],{},[10192,10216],{"tex":10217,":inline":10205},"x_{\\max}"," — максимум у стовпці",[5186,10220,10221,10223],{},[5190,10222,9788],{}," всі значення будуть у діапазоні від 0 до 1.",[5545,10225,10227,10233,10368,10472],{"title":10226},"minmax_scaler_example.ipynb",[5218,10228,10229],{"type":5551},[5482,10230,10232],{"id":10231},"приклад-minmaxscaler","Приклад MinMaxScaler",[5218,10234,10235,10354],{"execution-count":5220},[5223,10236,10238],{"className":5225,"code":10237,"language":5227,"meta":5228,"style":5228},"from sklearn.preprocessing import MinMaxScaler\nimport numpy as np\n\n# Дані: вік людей\nages = np.array([[20], [25], [30], [35], [40]])\n\nprint(\"Оригінальні дані (вік):\")\nprint(ages.flatten())\nprint(f\"Мін: {ages.min()}, Макс: {ages.max()}\")\n",[5230,10239,10240,10251,10261,10265,10270,10300,10304,10315,10322],{"__ignoreMap":5228},[5233,10241,10242,10244,10246,10248],{"class":5235,"line":5236},[5233,10243,5256],{"class":5239},[5233,10245,7851],{"class":5243},[5233,10247,5240],{"class":5239},[5233,10249,10250],{"class":5243}," MinMaxScaler\n",[5233,10252,10253,10255,10257,10259],{"class":5235,"line":5253},[5233,10254,5240],{"class":5239},[5233,10256,5579],{"class":5243},[5233,10258,5247],{"class":5239},[5233,10260,5584],{"class":5243},[5233,10262,10263],{"class":5235,"line":5267},[5233,10264,5271],{"emptyLinePlaceholder":5270},[5233,10266,10267],{"class":5235,"line":5274},[5233,10268,10269],{"class":5277},"# Дані: вік людей\n",[5233,10271,10272,10275,10278,10280,10283,10285,10288,10290,10293,10295,10298],{"class":5235,"line":5281},[5233,10273,10274],{"class":5243},"ages = np.array([[",[5233,10276,10277],{"class":5323},"20",[5233,10279,6719],{"class":5243},[5233,10281,10282],{"class":5323},"25",[5233,10284,6719],{"class":5243},[5233,10286,10287],{"class":5323},"30",[5233,10289,6719],{"class":5243},[5233,10291,10292],{"class":5323},"35",[5233,10294,6719],{"class":5243},[5233,10296,10297],{"class":5323},"40",[5233,10299,6741],{"class":5243},[5233,10301,10302],{"class":5235,"line":5294},[5233,10303,5271],{"emptyLinePlaceholder":5270},[5233,10305,10306,10308,10310,10313],{"class":5235,"line":5299},[5233,10307,5721],{"class":5654},[5233,10309,5724],{"class":5243},[5233,10311,10312],{"class":5287},"\"Оригінальні дані (вік):\"",[5233,10314,5291],{"class":5243},[5233,10316,10317,10319],{"class":5235,"line":5305},[5233,10318,5721],{"class":5654},[5233,10320,10321],{"class":5243},"(ages.flatten())\n",[5233,10323,10324,10326,10328,10330,10333,10335,10338,10340,10343,10345,10348,10350,10352],{"class":5235,"line":5332},[5233,10325,5721],{"class":5654},[5233,10327,5724],{"class":5243},[5233,10329,5727],{"class":5634},[5233,10331,10332],{"class":5287},"\"Мін: ",[5233,10334,5733],{"class":5634},[5233,10336,10337],{"class":5243},"ages.min()",[5233,10339,5744],{"class":5634},[5233,10341,10342],{"class":5287},", Макс: ",[5233,10344,5733],{"class":5634},[5233,10346,10347],{"class":5243},"ages.max()",[5233,10349,5744],{"class":5634},[5233,10351,5747],{"class":5287},[5233,10353,5291],{"class":5243},[5365,10355,10356,10360,10364],{"v-slot:output":5228},[5368,10357,10359],{"className":10358},[5235],"Оригінальні дані (вік):",[5368,10361,10363],{"className":10362},[5235],"[20 25 30 35 40]",[5368,10365,10367],{"className":10366},[5235],"Мін: 20, Макс: 40",[5218,10369,10370,10458],{"execution-count":5667},[5223,10371,10373],{"className":5225,"code":10372,"language":5227,"meta":5228,"style":5228},"# Створити scaler\nscaler = MinMaxScaler()\n\n# Fit (знайти min та max)\nscaler.fit(ages)\n\nprint(\"Параметри scaler:\")\nprint(f\"  data_min_: {scaler.data_min_}\")\nprint(f\"  data_max_: {scaler.data_max_}\")\n",[5230,10374,10375,10380,10385,10389,10394,10399,10403,10414,10436],{"__ignoreMap":5228},[5233,10376,10377],{"class":5235,"line":5236},[5233,10378,10379],{"class":5277},"# Створити scaler\n",[5233,10381,10382],{"class":5235,"line":5253},[5233,10383,10384],{"class":5243},"scaler = MinMaxScaler()\n",[5233,10386,10387],{"class":5235,"line":5267},[5233,10388,5271],{"emptyLinePlaceholder":5270},[5233,10390,10391],{"class":5235,"line":5274},[5233,10392,10393],{"class":5277},"# Fit (знайти min та max)\n",[5233,10395,10396],{"class":5235,"line":5281},[5233,10397,10398],{"class":5243},"scaler.fit(ages)\n",[5233,10400,10401],{"class":5235,"line":5294},[5233,10402,5271],{"emptyLinePlaceholder":5270},[5233,10404,10405,10407,10409,10412],{"class":5235,"line":5299},[5233,10406,5721],{"class":5654},[5233,10408,5724],{"class":5243},[5233,10410,10411],{"class":5287},"\"Параметри scaler:\"",[5233,10413,5291],{"class":5243},[5233,10415,10416,10418,10420,10422,10425,10427,10430,10432,10434],{"class":5235,"line":5305},[5233,10417,5721],{"class":5654},[5233,10419,5724],{"class":5243},[5233,10421,5727],{"class":5634},[5233,10423,10424],{"class":5287},"\"  data_min_: ",[5233,10426,5733],{"class":5634},[5233,10428,10429],{"class":5243},"scaler.data_min_",[5233,10431,5744],{"class":5634},[5233,10433,5747],{"class":5287},[5233,10435,5291],{"class":5243},[5233,10437,10438,10440,10442,10444,10447,10449,10452,10454,10456],{"class":5235,"line":5332},[5233,10439,5721],{"class":5654},[5233,10441,5724],{"class":5243},[5233,10443,5727],{"class":5634},[5233,10445,10446],{"class":5287},"\"  data_max_: ",[5233,10448,5733],{"class":5634},[5233,10450,10451],{"class":5243},"scaler.data_max_",[5233,10453,5744],{"class":5634},[5233,10455,5747],{"class":5287},[5233,10457,5291],{"class":5243},[5365,10459,10460,10464,10468],{"v-slot:output":5228},[5368,10461,10463],{"className":10462},[5235],"Параметри scaler:",[5368,10465,10467],{"className":10466},[5235],"  data_min_: [20.]",[5368,10469,10471],{"className":10470},[5235],"  data_max_: [40.]",[5218,10473,10474,10569],{"execution-count":6347},[5223,10475,10477],{"className":5225,"code":10476,"language":5227,"meta":5228,"style":5228},"# Transform (масштабувати)\nages_scaled = scaler.transform(ages)\n\nprint(\"\\nПісля масштабування (MinMax):\")\nprint(ages_scaled.flatten())\nprint(\"\\nПеревірка формули для 30:\")\nprint(f\"  (30 - 20) \u002F (40 - 20) = {(30 - 20) \u002F (40 - 20)}\")\n",[5230,10478,10479,10484,10489,10493,10508,10515,10530],{"__ignoreMap":5228},[5233,10480,10481],{"class":5235,"line":5236},[5233,10482,10483],{"class":5277},"# Transform (масштабувати)\n",[5233,10485,10486],{"class":5235,"line":5253},[5233,10487,10488],{"class":5243},"ages_scaled = scaler.transform(ages)\n",[5233,10490,10491],{"class":5235,"line":5267},[5233,10492,5271],{"emptyLinePlaceholder":5270},[5233,10494,10495,10497,10499,10501,10503,10506],{"class":5235,"line":5274},[5233,10496,5721],{"class":5654},[5233,10498,5724],{"class":5243},[5233,10500,5747],{"class":5287},[5233,10502,5789],{"class":5788},[5233,10504,10505],{"class":5287},"Після масштабування (MinMax):\"",[5233,10507,5291],{"class":5243},[5233,10509,10510,10512],{"class":5235,"line":5281},[5233,10511,5721],{"class":5654},[5233,10513,10514],{"class":5243},"(ages_scaled.flatten())\n",[5233,10516,10517,10519,10521,10523,10525,10528],{"class":5235,"line":5294},[5233,10518,5721],{"class":5654},[5233,10520,5724],{"class":5243},[5233,10522,5747],{"class":5287},[5233,10524,5789],{"class":5788},[5233,10526,10527],{"class":5287},"Перевірка формули для 30:\"",[5233,10529,5291],{"class":5243},[5233,10531,10532,10534,10536,10538,10541,10543,10545,10547,10550,10552,10555,10557,10559,10561,10563,10565,10567],{"class":5235,"line":5299},[5233,10533,5721],{"class":5654},[5233,10535,5724],{"class":5243},[5233,10537,5727],{"class":5634},[5233,10539,10540],{"class":5287},"\"  (30 - 20) \u002F (40 - 20) = ",[5233,10542,5733],{"class":5634},[5233,10544,5724],{"class":5243},[5233,10546,10287],{"class":5323},[5233,10548,10549],{"class":5243}," - ",[5233,10551,10277],{"class":5323},[5233,10553,10554],{"class":5243},") \u002F (",[5233,10556,10297],{"class":5323},[5233,10558,10549],{"class":5243},[5233,10560,10277],{"class":5323},[5233,10562,8812],{"class":5243},[5233,10564,5744],{"class":5634},[5233,10566,5747],{"class":5287},[5233,10568,5291],{"class":5243},[5365,10570,10571,10574,10578,10582,10585,10589],{"v-slot:output":5228},[5368,10572],{"className":10573},[5235],[5368,10575,10577],{"className":10576},[5235],"Після масштабування (MinMax):",[5368,10579,10581],{"className":10580},[5235],"[0.   0.25 0.5  0.75 1.  ]",[5368,10583],{"className":10584},[5235],[5368,10586,10588],{"className":10587},[5235],"Перевірка формули для 30:",[5368,10590,10592],{"className":10591},[5235],"  (30 - 20) \u002F (40 - 20) = 0.5",[5186,10594,10595],{},[5190,10596,10597],{},"Інтерпретація:",[6063,10599,10600,10603,10606],{},[5390,10601,10602],{},"20 (мінімум) → 0.0",[5390,10604,10605],{},"30 (середина) → 0.5",[5390,10607,10608],{},"40 (максимум) → 1.0",[5424,10610,10611,10634],{},[5427,10612,10615],{"icon":10613,"title":10614},"i-lucide-check","✅ Переваги MinMaxScaler",[6063,10616,10617,10625,10631],{},[5390,10618,10619,10620,10624],{},"Фіксований діапазон ",[5190,10621,10622],{},[5233,10623,10189],{}," — легко інтерпретувати",[5390,10626,10627,10630],{},[5190,10628,10629],{},"Зберігає розподіл"," даних (форма гістограми не змінюється)",[5390,10632,10633],{},"Підходить для алгоритмів, що працюють з ймовірностями або відстанями (KNN, нейромережі)",[5427,10635,10637],{"icon":5429,"title":10636},"❌ Недоліки MinMaxScaler",[6063,10638,10639,10645,10648],{},[5390,10640,10641,10644],{},[5190,10642,10643],{},"Дуже чутливий до викидів"," (outliers)",[5390,10646,10647],{},"Один викид може \"стиснути\" всі нормальні значення до вузького діапазону",[5390,10649,10650,10651,10656],{},"Приклад: якщо є значення ",[5233,10652,10653,10654],{},"10, 12, 11, 13, ",[5190,10655,6738],{},", то 10, 12, 11, 13 будуть близько до 0, а 999 буде 1",[5475,10658],{},[5210,10660,10662],{"id":10661},"метод-2-standardscaler-standardization","Метод 2: StandardScaler (Standardization)",[5186,10664,10665,10668,10669,10672],{},[5190,10666,10667],{},"StandardScaler"," ",[5190,10670,10671],{},"стандартизує"," дані: центрує навколо 0 та встановлює стандартне відхилення = 1. Формула:",[10192,10674],{"tex":10675},"x_{\\text{scaled}} = \\frac{x - \\mu}{\\sigma}",[5186,10677,10197],{},[6063,10679,10680,10686],{},[5390,10681,10682,10685],{},[10192,10683],{"tex":10684,":inline":10205},"\\mu"," — середнє значення стовпця",[5390,10687,10688,10691],{},[10192,10689],{"tex":10690,":inline":10205},"\\sigma"," — стандартне відхилення стовпця",[5186,10693,10694,10696],{},[5190,10695,9788],{}," середнє = 0, std = 1. Діапазон не фіксований (зазвичай від -3 до +3 для нормального розподілу).",[5218,10698,10699,10919],{"execution-count":6699},[5223,10700,10702],{"className":5225,"code":10701,"language":5227,"meta":5228,"style":5228},"from sklearn.preprocessing import StandardScaler\n\n# Використати ті самі дані\nscaler_std = StandardScaler()\n\n# Fit + Transform\nages_standardized = scaler_std.fit_transform(ages)\n\nprint(\"Оригінальні дані:\")\nprint(ages.flatten())\nprint(f\"\\nПараметри scaler:\")\nprint(f\"  mean: {scaler_std.mean_[0]:.1f}\")\nprint(f\"  std:  {scaler_std.scale_[0]:.2f}\")\nprint(f\"\\nПісля стандартизації:\")\nprint(ages_standardized.flatten())\nprint(f\"\\nПеревірка:\")\nprint(f\"  Середнє: {ages_standardized.mean():.10f} (має бути ~0)\")\nprint(f\"  Std:     {ages_standardized.std():.10f} (має бути ~1)\")\n",[5230,10703,10704,10715,10719,10724,10729,10733,10737,10742,10746,10756,10762,10779,10805,10831,10848,10855,10872,10896],{"__ignoreMap":5228},[5233,10705,10706,10708,10710,10712],{"class":5235,"line":5236},[5233,10707,5256],{"class":5239},[5233,10709,7851],{"class":5243},[5233,10711,5240],{"class":5239},[5233,10713,10714],{"class":5243}," StandardScaler\n",[5233,10716,10717],{"class":5235,"line":5253},[5233,10718,5271],{"emptyLinePlaceholder":5270},[5233,10720,10721],{"class":5235,"line":5267},[5233,10722,10723],{"class":5277},"# Використати ті самі дані\n",[5233,10725,10726],{"class":5235,"line":5274},[5233,10727,10728],{"class":5243},"scaler_std = StandardScaler()\n",[5233,10730,10731],{"class":5235,"line":5281},[5233,10732,5271],{"emptyLinePlaceholder":5270},[5233,10734,10735],{"class":5235,"line":5294},[5233,10736,7874],{"class":5277},[5233,10738,10739],{"class":5235,"line":5299},[5233,10740,10741],{"class":5243},"ages_standardized = scaler_std.fit_transform(ages)\n",[5233,10743,10744],{"class":5235,"line":5305},[5233,10745,5271],{"emptyLinePlaceholder":5270},[5233,10747,10748,10750,10752,10754],{"class":5235,"line":5332},[5233,10749,5721],{"class":5654},[5233,10751,5724],{"class":5243},[5233,10753,6387],{"class":5287},[5233,10755,5291],{"class":5243},[5233,10757,10758,10760],{"class":5235,"line":5346},[5233,10759,5721],{"class":5654},[5233,10761,10321],{"class":5243},[5233,10763,10764,10766,10768,10770,10772,10774,10777],{"class":5235,"line":5351},[5233,10765,5721],{"class":5654},[5233,10767,5724],{"class":5243},[5233,10769,5727],{"class":5634},[5233,10771,5747],{"class":5287},[5233,10773,5789],{"class":5788},[5233,10775,10776],{"class":5287},"Параметри scaler:\"",[5233,10778,5291],{"class":5243},[5233,10780,10781,10783,10785,10787,10790,10792,10795,10797,10799,10801,10803],{"class":5235,"line":5357},[5233,10782,5721],{"class":5654},[5233,10784,5724],{"class":5243},[5233,10786,5727],{"class":5634},[5233,10788,10789],{"class":5287},"\"  mean: ",[5233,10791,5733],{"class":5634},[5233,10793,10794],{"class":5243},"scaler_std.mean_[",[5233,10796,5623],{"class":5323},[5233,10798,5741],{"class":5243},[5233,10800,7240],{"class":5634},[5233,10802,5747],{"class":5287},[5233,10804,5291],{"class":5243},[5233,10806,10807,10809,10811,10813,10816,10818,10821,10823,10825,10827,10829],{"class":5235,"line":5672},[5233,10808,5721],{"class":5654},[5233,10810,5724],{"class":5243},[5233,10812,5727],{"class":5634},[5233,10814,10815],{"class":5287},"\"  std:  ",[5233,10817,5733],{"class":5634},[5233,10819,10820],{"class":5243},"scaler_std.scale_[",[5233,10822,5623],{"class":5323},[5233,10824,5741],{"class":5243},[5233,10826,6835],{"class":5634},[5233,10828,5747],{"class":5287},[5233,10830,5291],{"class":5243},[5233,10832,10833,10835,10837,10839,10841,10843,10846],{"class":5235,"line":5677},[5233,10834,5721],{"class":5654},[5233,10836,5724],{"class":5243},[5233,10838,5727],{"class":5634},[5233,10840,5747],{"class":5287},[5233,10842,5789],{"class":5788},[5233,10844,10845],{"class":5287},"Після стандартизації:\"",[5233,10847,5291],{"class":5243},[5233,10849,10850,10852],{"class":5235,"line":5683},[5233,10851,5721],{"class":5654},[5233,10853,10854],{"class":5243},"(ages_standardized.flatten())\n",[5233,10856,10857,10859,10861,10863,10865,10867,10870],{"class":5235,"line":5689},[5233,10858,5721],{"class":5654},[5233,10860,5724],{"class":5243},[5233,10862,5727],{"class":5634},[5233,10864,5747],{"class":5287},[5233,10866,5789],{"class":5788},[5233,10868,10869],{"class":5287},"Перевірка:\"",[5233,10871,5291],{"class":5243},[5233,10873,10874,10876,10878,10880,10883,10885,10888,10891,10894],{"class":5235,"line":5698},[5233,10875,5721],{"class":5654},[5233,10877,5724],{"class":5243},[5233,10879,5727],{"class":5634},[5233,10881,10882],{"class":5287},"\"  Середнє: ",[5233,10884,5733],{"class":5634},[5233,10886,10887],{"class":5243},"ages_standardized.mean()",[5233,10889,10890],{"class":5634},":.10f}",[5233,10892,10893],{"class":5287}," (має бути ~0)\"",[5233,10895,5291],{"class":5243},[5233,10897,10898,10900,10902,10904,10907,10909,10912,10914,10917],{"class":5235,"line":5707},[5233,10899,5721],{"class":5654},[5233,10901,5724],{"class":5243},[5233,10903,5727],{"class":5634},[5233,10905,10906],{"class":5287},"\"  Std:     ",[5233,10908,5733],{"class":5634},[5233,10910,10911],{"class":5243},"ages_standardized.std()",[5233,10913,10890],{"class":5634},[5233,10915,10916],{"class":5287}," (має бути ~1)\"",[5233,10918,5291],{"class":5243},[5365,10920,10921,10924,10927,10930,10933,10937,10941,10944,10948,10952,10955,10959,10963],{"v-slot:output":5228},[5368,10922,6428],{"className":10923},[5235],[5368,10925,10363],{"className":10926},[5235],[5368,10928],{"className":10929},[5235],[5368,10931,10463],{"className":10932},[5235],[5368,10934,10936],{"className":10935},[5235],"  mean: 30.0",[5368,10938,10940],{"className":10939},[5235],"  std:  7.07",[5368,10942],{"className":10943},[5235],[5368,10945,10947],{"className":10946},[5235],"Після стандартизації:",[5368,10949,10951],{"className":10950},[5235],"[-1.41421356 -0.70710678  0.          0.70710678  1.41421356]",[5368,10953],{"className":10954},[5235],[5368,10956,10958],{"className":10957},[5235],"Перевірка:",[5368,10960,10962],{"className":10961},[5235],"  Середнє: 0.0000000000 (має бути ~0)",[5368,10964,10966],{"className":10965},[5235],"  Std:     1.0000000000 (має бути ~1)",[5186,10968,10969],{},[5190,10970,10597],{},[6063,10972,10973,10979,10985],{},[5390,10974,10975,10976,10978],{},"Значення ",[5190,10977,5623],{}," означає \"середнє\"",[5390,10980,10975,10981,10984],{},[5190,10982,10983],{},"-1"," означає \"на 1 стандартне відхилення нижче середнього\"",[5390,10986,10975,10987,10990],{},[5190,10988,10989],{},"+1"," означає \"на 1 стандартне відхилення вище середнього\"",[5424,10992,10993,11017],{},[5427,10994,10996],{"icon":10613,"title":10995},"✅ Переваги StandardScaler",[6063,10997,10998,11004,11011],{},[5390,10999,11000,11003],{},[5190,11001,11002],{},"Стійкий до викидів"," (використовує середнє та std, а не min\u002Fmax)",[5390,11005,11006,11007,11010],{},"Добре працює з алгоритмами, що припускають ",[5190,11008,11009],{},"нормальний розподіл"," (лінійна регресія, SVM)",[5390,11012,11013,11016],{},[5190,11014,11015],{},"Стандартна практика"," у більшості ML-задач",[5427,11018,11020],{"icon":5429,"title":11019},"❌ Недоліки StandardScaler",[6063,11021,11022,11028],{},[5390,11023,11024,11027],{},[5190,11025,11026],{},"Немає фіксованого діапазону"," (може бути від -5 до +5 для даних з великим розкидом)",[5390,11029,11030,11031,11033],{},"Якщо потрібні значення в ",[5233,11032,10189],{}," (наприклад, для нейромереж з сигмоїдою), то треба MinMax",[5475,11035],{},[5210,11037,11039],{"id":11038},"візуалізація-порівняння-масштабування","Візуалізація порівняння масштабування",[5186,11041,11042],{},"Побудуємо графіки, щоб наочно побачити різницю між MinMaxScaler та StandardScaler:",[5218,11044,11045,11914],{"execution-count":6371},[5223,11046,11048],{"className":5225,"code":11047,"language":5227,"meta":5228,"style":5228},"import matplotlib.pyplot as plt\n\n# Використати реальну ознаку з Housing\nfeature = df[['GrLivArea']].values\n\n# Три варіанти: оригінал, MinMax, Standard\nscaler_minmax = MinMaxScaler()\nscaler_standard = StandardScaler()\n\ndata_minmax = scaler_minmax.fit_transform(feature)\ndata_standard = scaler_standard.fit_transform(feature)\n\n# Побудувати графіки\nfig, axes = plt.subplots(1, 3, figsize=(15, 4))\n\n# Оригінальні дані\naxes[0].hist(feature, bins=30, color='skyblue', edgecolor='black', alpha=0.7)\naxes[0].set_title('Оригінальні дані\\n(GrLivArea)', fontweight='bold')\naxes[0].set_xlabel('Площа (кв.фт)')\naxes[0].set_ylabel('Частота')\naxes[0].axvline(feature.mean(), color='red', linestyle='--', linewidth=2, label=f'Середнє: {feature.mean():.0f}')\naxes[0].legend()\naxes[0].grid(alpha=0.3)\n\n# MinMaxScaler\naxes[1].hist(data_minmax, bins=30, color='lightgreen', edgecolor='black', alpha=0.7)\naxes[1].set_title('MinMaxScaler\\n[0, 1]', fontweight='bold')\naxes[1].set_xlabel('Масштабована площа')\naxes[1].set_ylabel('Частота')\naxes[1].axvline(data_minmax.mean(), color='red', linestyle='--', linewidth=2, label=f'Середнє: {data_minmax.mean():.2f}')\naxes[1].legend()\naxes[1].grid(alpha=0.3)\n\n# StandardScaler\naxes[2].hist(data_standard, bins=30, color='lightcoral', edgecolor='black', alpha=0.7)\naxes[2].set_title('StandardScaler\\n(μ=0, σ=1)', fontweight='bold')\naxes[2].set_xlabel('Стандартизована площа')\naxes[2].set_ylabel('Частота')\naxes[2].axvline(0, color='red', linestyle='--', linewidth=2, label=f'Середнє: {data_standard.mean():.2e}')\naxes[2].legend()\naxes[2].grid(alpha=0.3)\n\nplt.tight_layout()\nplt.show()\n\nprint(\"Статистика:\")\nprint(f\"Оригінал:   min={feature.min():.0f}, max={feature.max():.0f}, mean={feature.mean():.0f}, std={feature.std():.0f}\")\nprint(f\"MinMax:     min={data_minmax.min():.2f}, max={data_minmax.max():.2f}, mean={data_minmax.mean():.2f}, std={data_minmax.std():.2f}\")\nprint(f\"Standard:   min={data_standard.min():.2f}, max={data_standard.max():.2f}, mean={data_standard.mean():.2e}, std={data_standard.std():.2f}\")\n",[5230,11049,11050,11062,11066,11071,11081,11085,11090,11095,11100,11104,11109,11114,11118,11123,11150,11154,11159,11208,11237,11251,11265,11324,11333,11351,11356,11362,11405,11432,11446,11459,11512,11521,11538,11543,11549,11592,11619,11633,11646,11704,11713,11730,11735,11741,11747,11752,11764,11816,11865],{"__ignoreMap":5228},[5233,11051,11052,11054,11057,11059],{"class":5235,"line":5236},[5233,11053,5240],{"class":5239},[5233,11055,11056],{"class":5243}," matplotlib.pyplot ",[5233,11058,5247],{"class":5239},[5233,11060,11061],{"class":5243}," plt\n",[5233,11063,11064],{"class":5235,"line":5253},[5233,11065,5271],{"emptyLinePlaceholder":5270},[5233,11067,11068],{"class":5235,"line":5267},[5233,11069,11070],{"class":5277},"# Використати реальну ознаку з Housing\n",[5233,11072,11073,11076,11078],{"class":5235,"line":5274},[5233,11074,11075],{"class":5243},"feature = df[[",[5233,11077,9918],{"class":5287},[5233,11079,11080],{"class":5243},"]].values\n",[5233,11082,11083],{"class":5235,"line":5281},[5233,11084,5271],{"emptyLinePlaceholder":5270},[5233,11086,11087],{"class":5235,"line":5294},[5233,11088,11089],{"class":5277},"# Три варіанти: оригінал, MinMax, Standard\n",[5233,11091,11092],{"class":5235,"line":5299},[5233,11093,11094],{"class":5243},"scaler_minmax = MinMaxScaler()\n",[5233,11096,11097],{"class":5235,"line":5305},[5233,11098,11099],{"class":5243},"scaler_standard = StandardScaler()\n",[5233,11101,11102],{"class":5235,"line":5332},[5233,11103,5271],{"emptyLinePlaceholder":5270},[5233,11105,11106],{"class":5235,"line":5346},[5233,11107,11108],{"class":5243},"data_minmax = scaler_minmax.fit_transform(feature)\n",[5233,11110,11111],{"class":5235,"line":5351},[5233,11112,11113],{"class":5243},"data_standard = scaler_standard.fit_transform(feature)\n",[5233,11115,11116],{"class":5235,"line":5357},[5233,11117,5271],{"emptyLinePlaceholder":5270},[5233,11119,11120],{"class":5235,"line":5672},[5233,11121,11122],{"class":5277},"# Побудувати графіки\n",[5233,11124,11125,11128,11130,11132,11134,11136,11139,11142,11144,11146,11148],{"class":5235,"line":5677},[5233,11126,11127],{"class":5243},"fig, axes = plt.subplots(",[5233,11129,5220],{"class":5323},[5233,11131,5193],{"class":5243},[5233,11133,6347],{"class":5323},[5233,11135,5193],{"class":5243},[5233,11137,11138],{"class":5316},"figsize",[5233,11140,11141],{"class":5243},"=(",[5233,11143,9545],{"class":5323},[5233,11145,5193],{"class":5243},[5233,11147,6699],{"class":5323},[5233,11149,5812],{"class":5243},[5233,11151,11152],{"class":5235,"line":5683},[5233,11153,5271],{"emptyLinePlaceholder":5270},[5233,11155,11156],{"class":5235,"line":5689},[5233,11157,11158],{"class":5277},"# Оригінальні дані\n",[5233,11160,11161,11164,11166,11169,11172,11174,11176,11178,11181,11183,11186,11188,11191,11193,11196,11198,11201,11203,11206],{"class":5235,"line":5698},[5233,11162,11163],{"class":5243},"axes[",[5233,11165,5623],{"class":5323},[5233,11167,11168],{"class":5243},"].hist(feature, ",[5233,11170,11171],{"class":5316},"bins",[5233,11173,5320],{"class":5243},[5233,11175,10287],{"class":5323},[5233,11177,5193],{"class":5243},[5233,11179,11180],{"class":5316},"color",[5233,11182,5320],{"class":5243},[5233,11184,11185],{"class":5287},"'skyblue'",[5233,11187,5193],{"class":5243},[5233,11189,11190],{"class":5316},"edgecolor",[5233,11192,5320],{"class":5243},[5233,11194,11195],{"class":5287},"'black'",[5233,11197,5193],{"class":5243},[5233,11199,11200],{"class":5316},"alpha",[5233,11202,5320],{"class":5243},[5233,11204,11205],{"class":5323},"0.7",[5233,11207,5291],{"class":5243},[5233,11209,11210,11212,11214,11217,11220,11222,11225,11227,11230,11232,11235],{"class":5235,"line":5707},[5233,11211,11163],{"class":5243},[5233,11213,5623],{"class":5323},[5233,11215,11216],{"class":5243},"].set_title(",[5233,11218,11219],{"class":5287},"'Оригінальні дані",[5233,11221,5789],{"class":5788},[5233,11223,11224],{"class":5287},"(GrLivArea)'",[5233,11226,5193],{"class":5243},[5233,11228,11229],{"class":5316},"fontweight",[5233,11231,5320],{"class":5243},[5233,11233,11234],{"class":5287},"'bold'",[5233,11236,5291],{"class":5243},[5233,11238,11239,11241,11243,11246,11249],{"class":5235,"line":5713},[5233,11240,11163],{"class":5243},[5233,11242,5623],{"class":5323},[5233,11244,11245],{"class":5243},"].set_xlabel(",[5233,11247,11248],{"class":5287},"'Площа (кв.фт)'",[5233,11250,5291],{"class":5243},[5233,11252,11253,11255,11257,11260,11263],{"class":5235,"line":5718},[5233,11254,11163],{"class":5243},[5233,11256,5623],{"class":5323},[5233,11258,11259],{"class":5243},"].set_ylabel(",[5233,11261,11262],{"class":5287},"'Частота'",[5233,11264,5291],{"class":5243},[5233,11266,11267,11269,11271,11274,11276,11278,11280,11282,11285,11287,11290,11292,11295,11297,11299,11301,11304,11306,11308,11311,11313,11316,11319,11322],{"class":5235,"line":5752},[5233,11268,11163],{"class":5243},[5233,11270,5623],{"class":5323},[5233,11272,11273],{"class":5243},"].axvline(feature.mean(), ",[5233,11275,11180],{"class":5316},[5233,11277,5320],{"class":5243},[5233,11279,7701],{"class":5287},[5233,11281,5193],{"class":5243},[5233,11283,11284],{"class":5316},"linestyle",[5233,11286,5320],{"class":5243},[5233,11288,11289],{"class":5287},"'--'",[5233,11291,5193],{"class":5243},[5233,11293,11294],{"class":5316},"linewidth",[5233,11296,5320],{"class":5243},[5233,11298,5667],{"class":5323},[5233,11300,5193],{"class":5243},[5233,11302,11303],{"class":5316},"label",[5233,11305,5320],{"class":5243},[5233,11307,5727],{"class":5634},[5233,11309,11310],{"class":5287},"'Середнє: ",[5233,11312,5733],{"class":5634},[5233,11314,11315],{"class":5243},"feature.mean()",[5233,11317,11318],{"class":5634},":.0f}",[5233,11320,11321],{"class":5287},"'",[5233,11323,5291],{"class":5243},[5233,11325,11326,11328,11330],{"class":5235,"line":5777},[5233,11327,11163],{"class":5243},[5233,11329,5623],{"class":5323},[5233,11331,11332],{"class":5243},"].legend()\n",[5233,11334,11335,11337,11339,11342,11344,11346,11349],{"class":5235,"line":5801},[5233,11336,11163],{"class":5243},[5233,11338,5623],{"class":5323},[5233,11340,11341],{"class":5243},"].grid(",[5233,11343,11200],{"class":5316},[5233,11345,5320],{"class":5243},[5233,11347,11348],{"class":5323},"0.3",[5233,11350,5291],{"class":5243},[5233,11352,11354],{"class":5235,"line":11353},24,[5233,11355,5271],{"emptyLinePlaceholder":5270},[5233,11357,11359],{"class":5235,"line":11358},25,[5233,11360,11361],{"class":5277},"# MinMaxScaler\n",[5233,11363,11365,11367,11369,11372,11374,11376,11378,11380,11382,11384,11387,11389,11391,11393,11395,11397,11399,11401,11403],{"class":5235,"line":11364},26,[5233,11366,11163],{"class":5243},[5233,11368,5220],{"class":5323},[5233,11370,11371],{"class":5243},"].hist(data_minmax, ",[5233,11373,11171],{"class":5316},[5233,11375,5320],{"class":5243},[5233,11377,10287],{"class":5323},[5233,11379,5193],{"class":5243},[5233,11381,11180],{"class":5316},[5233,11383,5320],{"class":5243},[5233,11385,11386],{"class":5287},"'lightgreen'",[5233,11388,5193],{"class":5243},[5233,11390,11190],{"class":5316},[5233,11392,5320],{"class":5243},[5233,11394,11195],{"class":5287},[5233,11396,5193],{"class":5243},[5233,11398,11200],{"class":5316},[5233,11400,5320],{"class":5243},[5233,11402,11205],{"class":5323},[5233,11404,5291],{"class":5243},[5233,11406,11408,11410,11412,11414,11417,11419,11422,11424,11426,11428,11430],{"class":5235,"line":11407},27,[5233,11409,11163],{"class":5243},[5233,11411,5220],{"class":5323},[5233,11413,11216],{"class":5243},[5233,11415,11416],{"class":5287},"'MinMaxScaler",[5233,11418,5789],{"class":5788},[5233,11420,11421],{"class":5287},"[0, 1]'",[5233,11423,5193],{"class":5243},[5233,11425,11229],{"class":5316},[5233,11427,5320],{"class":5243},[5233,11429,11234],{"class":5287},[5233,11431,5291],{"class":5243},[5233,11433,11435,11437,11439,11441,11444],{"class":5235,"line":11434},28,[5233,11436,11163],{"class":5243},[5233,11438,5220],{"class":5323},[5233,11440,11245],{"class":5243},[5233,11442,11443],{"class":5287},"'Масштабована площа'",[5233,11445,5291],{"class":5243},[5233,11447,11449,11451,11453,11455,11457],{"class":5235,"line":11448},29,[5233,11450,11163],{"class":5243},[5233,11452,5220],{"class":5323},[5233,11454,11259],{"class":5243},[5233,11456,11262],{"class":5287},[5233,11458,5291],{"class":5243},[5233,11460,11462,11464,11466,11469,11471,11473,11475,11477,11479,11481,11483,11485,11487,11489,11491,11493,11495,11497,11499,11501,11503,11506,11508,11510],{"class":5235,"line":11461},30,[5233,11463,11163],{"class":5243},[5233,11465,5220],{"class":5323},[5233,11467,11468],{"class":5243},"].axvline(data_minmax.mean(), ",[5233,11470,11180],{"class":5316},[5233,11472,5320],{"class":5243},[5233,11474,7701],{"class":5287},[5233,11476,5193],{"class":5243},[5233,11478,11284],{"class":5316},[5233,11480,5320],{"class":5243},[5233,11482,11289],{"class":5287},[5233,11484,5193],{"class":5243},[5233,11486,11294],{"class":5316},[5233,11488,5320],{"class":5243},[5233,11490,5667],{"class":5323},[5233,11492,5193],{"class":5243},[5233,11494,11303],{"class":5316},[5233,11496,5320],{"class":5243},[5233,11498,5727],{"class":5634},[5233,11500,11310],{"class":5287},[5233,11502,5733],{"class":5634},[5233,11504,11505],{"class":5243},"data_minmax.mean()",[5233,11507,6835],{"class":5634},[5233,11509,11321],{"class":5287},[5233,11511,5291],{"class":5243},[5233,11513,11515,11517,11519],{"class":5235,"line":11514},31,[5233,11516,11163],{"class":5243},[5233,11518,5220],{"class":5323},[5233,11520,11332],{"class":5243},[5233,11522,11524,11526,11528,11530,11532,11534,11536],{"class":5235,"line":11523},32,[5233,11525,11163],{"class":5243},[5233,11527,5220],{"class":5323},[5233,11529,11341],{"class":5243},[5233,11531,11200],{"class":5316},[5233,11533,5320],{"class":5243},[5233,11535,11348],{"class":5323},[5233,11537,5291],{"class":5243},[5233,11539,11541],{"class":5235,"line":11540},33,[5233,11542,5271],{"emptyLinePlaceholder":5270},[5233,11544,11546],{"class":5235,"line":11545},34,[5233,11547,11548],{"class":5277},"# StandardScaler\n",[5233,11550,11552,11554,11556,11559,11561,11563,11565,11567,11569,11571,11574,11576,11578,11580,11582,11584,11586,11588,11590],{"class":5235,"line":11551},35,[5233,11553,11163],{"class":5243},[5233,11555,5667],{"class":5323},[5233,11557,11558],{"class":5243},"].hist(data_standard, ",[5233,11560,11171],{"class":5316},[5233,11562,5320],{"class":5243},[5233,11564,10287],{"class":5323},[5233,11566,5193],{"class":5243},[5233,11568,11180],{"class":5316},[5233,11570,5320],{"class":5243},[5233,11572,11573],{"class":5287},"'lightcoral'",[5233,11575,5193],{"class":5243},[5233,11577,11190],{"class":5316},[5233,11579,5320],{"class":5243},[5233,11581,11195],{"class":5287},[5233,11583,5193],{"class":5243},[5233,11585,11200],{"class":5316},[5233,11587,5320],{"class":5243},[5233,11589,11205],{"class":5323},[5233,11591,5291],{"class":5243},[5233,11593,11595,11597,11599,11601,11604,11606,11609,11611,11613,11615,11617],{"class":5235,"line":11594},36,[5233,11596,11163],{"class":5243},[5233,11598,5667],{"class":5323},[5233,11600,11216],{"class":5243},[5233,11602,11603],{"class":5287},"'StandardScaler",[5233,11605,5789],{"class":5788},[5233,11607,11608],{"class":5287},"(μ=0, σ=1)'",[5233,11610,5193],{"class":5243},[5233,11612,11229],{"class":5316},[5233,11614,5320],{"class":5243},[5233,11616,11234],{"class":5287},[5233,11618,5291],{"class":5243},[5233,11620,11622,11624,11626,11628,11631],{"class":5235,"line":11621},37,[5233,11623,11163],{"class":5243},[5233,11625,5667],{"class":5323},[5233,11627,11245],{"class":5243},[5233,11629,11630],{"class":5287},"'Стандартизована площа'",[5233,11632,5291],{"class":5243},[5233,11634,11636,11638,11640,11642,11644],{"class":5235,"line":11635},38,[5233,11637,11163],{"class":5243},[5233,11639,5667],{"class":5323},[5233,11641,11259],{"class":5243},[5233,11643,11262],{"class":5287},[5233,11645,5291],{"class":5243},[5233,11647,11649,11651,11653,11656,11658,11660,11662,11664,11666,11668,11670,11672,11674,11676,11678,11680,11682,11684,11686,11688,11690,11692,11694,11697,11700,11702],{"class":5235,"line":11648},39,[5233,11650,11163],{"class":5243},[5233,11652,5667],{"class":5323},[5233,11654,11655],{"class":5243},"].axvline(",[5233,11657,5623],{"class":5323},[5233,11659,5193],{"class":5243},[5233,11661,11180],{"class":5316},[5233,11663,5320],{"class":5243},[5233,11665,7701],{"class":5287},[5233,11667,5193],{"class":5243},[5233,11669,11284],{"class":5316},[5233,11671,5320],{"class":5243},[5233,11673,11289],{"class":5287},[5233,11675,5193],{"class":5243},[5233,11677,11294],{"class":5316},[5233,11679,5320],{"class":5243},[5233,11681,5667],{"class":5323},[5233,11683,5193],{"class":5243},[5233,11685,11303],{"class":5316},[5233,11687,5320],{"class":5243},[5233,11689,5727],{"class":5634},[5233,11691,11310],{"class":5287},[5233,11693,5733],{"class":5634},[5233,11695,11696],{"class":5243},"data_standard.mean()",[5233,11698,11699],{"class":5634},":.2e}",[5233,11701,11321],{"class":5287},[5233,11703,5291],{"class":5243},[5233,11705,11707,11709,11711],{"class":5235,"line":11706},40,[5233,11708,11163],{"class":5243},[5233,11710,5667],{"class":5323},[5233,11712,11332],{"class":5243},[5233,11714,11716,11718,11720,11722,11724,11726,11728],{"class":5235,"line":11715},41,[5233,11717,11163],{"class":5243},[5233,11719,5667],{"class":5323},[5233,11721,11341],{"class":5243},[5233,11723,11200],{"class":5316},[5233,11725,5320],{"class":5243},[5233,11727,11348],{"class":5323},[5233,11729,5291],{"class":5243},[5233,11731,11733],{"class":5235,"line":11732},42,[5233,11734,5271],{"emptyLinePlaceholder":5270},[5233,11736,11738],{"class":5235,"line":11737},43,[5233,11739,11740],{"class":5243},"plt.tight_layout()\n",[5233,11742,11744],{"class":5235,"line":11743},44,[5233,11745,11746],{"class":5243},"plt.show()\n",[5233,11748,11750],{"class":5235,"line":11749},45,[5233,11751,5271],{"emptyLinePlaceholder":5270},[5233,11753,11755,11757,11759,11762],{"class":5235,"line":11754},46,[5233,11756,5721],{"class":5654},[5233,11758,5724],{"class":5243},[5233,11760,11761],{"class":5287},"\"Статистика:\"",[5233,11763,5291],{"class":5243},[5233,11765,11767,11769,11771,11773,11776,11778,11781,11783,11786,11788,11791,11793,11796,11798,11800,11802,11805,11807,11810,11812,11814],{"class":5235,"line":11766},47,[5233,11768,5721],{"class":5654},[5233,11770,5724],{"class":5243},[5233,11772,5727],{"class":5634},[5233,11774,11775],{"class":5287},"\"Оригінал:   min=",[5233,11777,5733],{"class":5634},[5233,11779,11780],{"class":5243},"feature.min()",[5233,11782,11318],{"class":5634},[5233,11784,11785],{"class":5287},", max=",[5233,11787,5733],{"class":5634},[5233,11789,11790],{"class":5243},"feature.max()",[5233,11792,11318],{"class":5634},[5233,11794,11795],{"class":5287},", mean=",[5233,11797,5733],{"class":5634},[5233,11799,11315],{"class":5243},[5233,11801,11318],{"class":5634},[5233,11803,11804],{"class":5287},", std=",[5233,11806,5733],{"class":5634},[5233,11808,11809],{"class":5243},"feature.std()",[5233,11811,11318],{"class":5634},[5233,11813,5747],{"class":5287},[5233,11815,5291],{"class":5243},[5233,11817,11819,11821,11823,11825,11828,11830,11833,11835,11837,11839,11842,11844,11846,11848,11850,11852,11854,11856,11859,11861,11863],{"class":5235,"line":11818},48,[5233,11820,5721],{"class":5654},[5233,11822,5724],{"class":5243},[5233,11824,5727],{"class":5634},[5233,11826,11827],{"class":5287},"\"MinMax:     min=",[5233,11829,5733],{"class":5634},[5233,11831,11832],{"class":5243},"data_minmax.min()",[5233,11834,6835],{"class":5634},[5233,11836,11785],{"class":5287},[5233,11838,5733],{"class":5634},[5233,11840,11841],{"class":5243},"data_minmax.max()",[5233,11843,6835],{"class":5634},[5233,11845,11795],{"class":5287},[5233,11847,5733],{"class":5634},[5233,11849,11505],{"class":5243},[5233,11851,6835],{"class":5634},[5233,11853,11804],{"class":5287},[5233,11855,5733],{"class":5634},[5233,11857,11858],{"class":5243},"data_minmax.std()",[5233,11860,6835],{"class":5634},[5233,11862,5747],{"class":5287},[5233,11864,5291],{"class":5243},[5233,11866,11868,11870,11872,11874,11877,11879,11882,11884,11886,11888,11891,11893,11895,11897,11899,11901,11903,11905,11908,11910,11912],{"class":5235,"line":11867},49,[5233,11869,5721],{"class":5654},[5233,11871,5724],{"class":5243},[5233,11873,5727],{"class":5634},[5233,11875,11876],{"class":5287},"\"Standard:   min=",[5233,11878,5733],{"class":5634},[5233,11880,11881],{"class":5243},"data_standard.min()",[5233,11883,6835],{"class":5634},[5233,11885,11785],{"class":5287},[5233,11887,5733],{"class":5634},[5233,11889,11890],{"class":5243},"data_standard.max()",[5233,11892,6835],{"class":5634},[5233,11894,11795],{"class":5287},[5233,11896,5733],{"class":5634},[5233,11898,11696],{"class":5243},[5233,11900,11699],{"class":5634},[5233,11902,11804],{"class":5287},[5233,11904,5733],{"class":5634},[5233,11906,11907],{"class":5243},"data_standard.std()",[5233,11909,6835],{"class":5634},[5233,11911,5747],{"class":5287},[5233,11913,5291],{"class":5243},[5365,11915,11916,11923,11929],{"v-slot:output":5228},[5186,11917,11918],{},[7525,11919],{"alt":11920,"className":11921,"src":11922},"Порівняння оригінальних даних, MinMaxScaler та StandardScaler",[7529],"\u002Fimages\u002Fai-python\u002Fpractical-regression\u002Fdata-preprocessing\u002F02.png",[5368,11924,11926],{"className":11925},[5235],[5190,11927,11928],{},"Числові показники після різних видів масштабування (GrLivArea — житлова площа):",[5832,11930,11931,11953],{},[5835,11932,11933],{},[5838,11934,11935,11938,11941,11944,11947,11950],{},[5841,11936,11937],{"align":5843},"Метод масштабування",[5841,11939,11940],{"align":5843},"Формула",[5841,11942,11943],{"align":5843},"Мінімум (min)",[5841,11945,11946],{"align":5843},"Максимум (max)",[5841,11948,11949],{"align":5843},"Середнє (mean)",[5841,11951,11952],{"align":5843},"Std (станд. відхилення)",[5855,11954,11955,11979,12001],{},[5838,11956,11957,11964,11967,11970,11973,11976],{},[5860,11958,11959],{"align":5843},[5190,11960,11961,11962,8812],{},"Оригінальні дані (",[5230,11963,9872],{},[5860,11965,11966],{"align":5843},"$x$",[5860,11968,11969],{"align":5843},"334 фт²",[5860,11971,11972],{"align":5843},"5642 фт²",[5860,11974,11975],{"align":5843},"1515 фт²",[5860,11977,11978],{"align":5843},"526 фт²",[5838,11980,11981,11986,11989,11992,11995,11998],{},[5860,11982,11983,11985],{"align":5843},[5190,11984,10183],{}," (нормалізація)",[5860,11987,11988],{"align":5843},"$\\frac{x - x_{\\min}}{x_{\\max} - x_{\\min}}$",[5860,11990,11991],{"align":5843},"0.00",[5860,11993,11994],{"align":5843},"1.00",[5860,11996,11997],{"align":5843},"0.22",[5860,11999,12000],{"align":5843},"0.10",[5838,12002,12003,12008,12011,12014,12017,12019],{},[5860,12004,12005,12007],{"align":5843},[5190,12006,10667],{}," (стандартизація)",[5860,12009,12010],{"align":5843},"$\\frac{x - \\mu}{\\sigma}$",[5860,12012,12013],{"align":5843},"-2.25",[5860,12015,12016],{"align":5843},"7.86",[5860,12018,11991],{"align":5843},[5860,12020,11994],{"align":5843},[6642,12022,12023,12028],{},[5186,12024,12025],{},[5190,12026,12027],{},"Ключові спостереження:",[5387,12029,12030,12036,12045],{},[5390,12031,12032,12035],{},[5190,12033,12034],{},"Форма гістограми залишається однаковою"," — масштабування не змінює розподіл, лише масштаб осі X",[5390,12037,12038,12041,12042,12044],{},[5190,12039,12040],{},"MinMaxScaler:"," всі значення в ",[5233,12043,10189],{},", щільність біля 0 (більшість будинків мають малу площу)",[5390,12046,12047,12050],{},[5190,12048,12049],{},"StandardScaler:"," центр у 0, std = 1, є від'ємні значення (це нормально!)",[5475,12052],{},[5210,12054,12056],{"id":12055},"порівняльна-таблиця-minmax-vs-standard","Порівняльна таблиця: MinMax vs Standard",[5832,12058,12059,12069],{},[5835,12060,12061],{},[5838,12062,12063,12065,12067],{},[5841,12064,9368],{"align":5843},[5841,12066,10183],{"align":5843},[5841,12068,10667],{"align":5843},[5855,12070,12071,12087,12101,12113,12124,12137,12150,12164],{},[5838,12072,12073,12077,12082],{},[5860,12074,12075],{"align":5843},[5190,12076,11940],{},[5860,12078,12079],{"align":5843},[10192,12080],{"tex":12081,":inline":10205},"(x - x_{\\min}) \u002F (x_{\\max} - x_{\\min})",[5860,12083,12084],{"align":5843},[10192,12085],{"tex":12086,":inline":10205},"(x - \\mu) \u002F \\sigma",[5838,12088,12089,12094,12098],{},[5860,12090,12091],{"align":5843},[5190,12092,12093],{},"Діапазон",[5860,12095,12096],{"align":5843},[5233,12097,10189],{},[5860,12099,12100],{"align":5843},"Немає фіксованого (зазвичай -3 до +3)",[5838,12102,12103,12108,12111],{},[5860,12104,12105],{"align":5843},[5190,12106,12107],{},"Середнє після",[5860,12109,12110],{"align":5843},"Залежить від даних",[5860,12112,5623],{"align":5843},[5838,12114,12115,12120,12122],{},[5860,12116,12117],{"align":5843},[5190,12118,12119],{},"Std після",[5860,12121,12110],{"align":5843},[5860,12123,5220],{"align":5843},[5838,12125,12126,12131,12134],{},[5860,12127,12128],{"align":5843},[5190,12129,12130],{},"Чутливість до викидів",[5860,12132,12133],{"align":5843},"⚠️ Висока",[5860,12135,12136],{"align":5843},"✅ Низька",[5838,12138,12139,12144,12147],{},[5860,12140,12141],{"align":5843},[5190,12142,12143],{},"Розподіл",[5860,12145,12146],{"align":5843},"Зберігається форма",[5860,12148,12149],{"align":5843},"Наближається до N(0,1)",[5838,12151,12152,12156,12161],{},[5860,12153,12154],{"align":5843},[5190,12155,6145],{},[5860,12157,12158,12159],{"align":5843},"Дані без викидів, потрібен ",[5233,12160,9343],{},[5860,12162,12163],{"align":5843},"Дані з викидами, нормальний розподіл",[5838,12165,12166,12170,12173],{},[5860,12167,12168],{"align":5843},[5190,12169,9446],{},[5860,12171,12172],{"align":5843},"KNN, нейромережі (sigmoid\u002Ftanh)",[5860,12174,12175],{"align":5843},"Лінійна регресія, SVM, логістична регресія",[6233,12177,12178,12183,12189,12200,12205,12218,12223],{},[5186,12179,12180],{},[5190,12181,12182],{},"Як обрати метод масштабування?",[5186,12184,12185,12188],{},[5190,12186,12187],{},"За замовчуванням використовуйте StandardScaler",", якщо:",[6063,12190,12191,12194,12197],{},[5390,12192,12193],{},"Не знаєте, що обрати",[5390,12195,12196],{},"Можливі викиди у даних",[5390,12198,12199],{},"Використовуєте лінійну регресію, SVM, логістичну регресію",[5186,12201,12202,12188],{},[5190,12203,12204],{},"Використовуйте MinMaxScaler",[6063,12206,12207,12210,12215],{},[5390,12208,12209],{},"Точно немає викидів (або вони вже видалені)",[5390,12211,12212,12213],{},"Потрібен конкретний діапазон ",[5233,12214,10189],{},[5390,12216,12217],{},"Використовуєте KNN або нейромережі з сигмоїдою",[5186,12219,12220,12188],{},[5190,12221,12222],{},"Не використовуйте жодного",[6063,12224,12225],{},[5390,12226,12227],{},"Алгоритм стійкий до масштабу (дерева рішень, Random Forest, XGBoost)",[5475,12229],{},[5210,12231,12233],{"id":12232},"️-критично-масштабувати-тільки-після-розбиття-на-traintest","⚠️ КРИТИЧНО: Масштабувати тільки після розбиття на train\u002Ftest!",[5186,12235,12236,12237,12240],{},"Одна з найпоширеніших помилок початківців у машинному навчанні — ",[5190,12238,12239],{},"витік інформації"," (data leakage) при масштабуванні даних.",[5518,12242,12243,12248,12300,12304,12314],{},[5186,12244,12245],{},[5190,12246,12247],{},"Типова помилка — неправильний порядок операцій:",[5223,12249,12251],{"className":5225,"code":12250,"language":5227,"meta":5228,"style":5228},"# ❌ НЕПРАВИЛЬНО — витік інформації!\nscaler = StandardScaler()\nX_scaled = scaler.fit(X)  # Навчилися на ВСІХ даних (включно з test)\n\nX_train, X_test, y_train, y_test = train_test_split(X_scaled, y, test_size=0.2)\n# Модель навчається на train, тестується на test\n# Але параметри scaler (mean, std) були обчислені з урахуванням test даних!\n",[5230,12252,12253,12258,12263,12271,12275,12290,12295],{"__ignoreMap":5228},[5233,12254,12255],{"class":5235,"line":5236},[5233,12256,12257],{"class":5277},"# ❌ НЕПРАВИЛЬНО — витік інформації!\n",[5233,12259,12260],{"class":5235,"line":5253},[5233,12261,12262],{"class":5243},"scaler = StandardScaler()\n",[5233,12264,12265,12268],{"class":5235,"line":5267},[5233,12266,12267],{"class":5243},"X_scaled = scaler.fit(X)  ",[5233,12269,12270],{"class":5277},"# Навчилися на ВСІХ даних (включно з test)\n",[5233,12272,12273],{"class":5235,"line":5274},[5233,12274,5271],{"emptyLinePlaceholder":5270},[5233,12276,12277,12280,12283,12285,12288],{"class":5235,"line":5281},[5233,12278,12279],{"class":5243},"X_train, X_test, y_train, y_test = train_test_split(X_scaled, y, ",[5233,12281,12282],{"class":5316},"test_size",[5233,12284,5320],{"class":5243},[5233,12286,12287],{"class":5323},"0.2",[5233,12289,5291],{"class":5243},[5233,12291,12292],{"class":5235,"line":5294},[5233,12293,12294],{"class":5277},"# Модель навчається на train, тестується на test\n",[5233,12296,12297],{"class":5235,"line":5299},[5233,12298,12299],{"class":5277},"# Але параметри scaler (mean, std) були обчислені з урахуванням test даних!\n",[5186,12301,12302],{},[5190,12303,10123],{},[5186,12305,12306,12307,12309,12310,12313],{},"Scaler \"побачив\" тестові дані під час ",[5230,12308,6651],{}," та обчислив середнє та std з урахуванням їх. Це означає, що інформація з test \"просочилась\" у train. У реальному житті ви ",[5190,12311,12312],{},"ніколи не бачите майбутні дані"," під час навчання моделі.",[5418,12315,12316],{},[5186,12317,12318],{},"Аналогія: це як підглядати у відповіді під час підготовки до іспиту, а потім здавати цей же іспит. Ваша оцінка буде завищеною, тому що ви вже знали відповіді.",[5186,12320,12321],{},[7525,12322],{"alt":12323,"className":12324,"src":12325},"Вплив витоку даних (Data Leakage) проти правильного масштабування після train\u002Ftest split",[7529],"\u002Fimages\u002Fai-python\u002Fpractical-regression\u002Fdata-preprocessing\u002F03.png",[5482,12327,12329,12330,12332],{"id":12328},"правильний-підхід-fit-тільки-на-train","Правильний підхід — ",[5230,12331,6651],{}," тільки на train",[5545,12334,12336,12342,12534,12618,12715],{"title":12335},"correct_scaling.ipynb",[5218,12337,12338],{"type":5551},[5482,12339,12341],{"id":12340},"правильний-порядок-split-fit-на-train-transform-обидва","✅ Правильний порядок: Split → Fit на train → Transform обидва",[5218,12343,12344,12520],{"execution-count":5220},[5223,12345,12347],{"className":5225,"code":12346,"language":5227,"meta":5228,"style":5228},"from sklearn.model_selection import train_test_split\nfrom sklearn.preprocessing import StandardScaler\nimport numpy as np\n\n# Створити синтетичні дані за допомогою сучасного Generator API\nrng = np.random.default_rng(42)\nX = rng.standard_normal((100, 3)) * 10 + 50  # 100 зразків, 3 ознаки\ny = rng.standard_normal(100)\n\nprint(f\"Форма X: {X.shape}\")\nprint(f\"Середнє X: {X.mean(axis=0)}\")\nprint(f\"Std X: {X.std(axis=0)}\")\n",[5230,12348,12349,12361,12371,12381,12385,12390,12400,12425,12434,12438,12460,12490],{"__ignoreMap":5228},[5233,12350,12351,12353,12356,12358],{"class":5235,"line":5236},[5233,12352,5256],{"class":5239},[5233,12354,12355],{"class":5243}," sklearn.model_selection ",[5233,12357,5240],{"class":5239},[5233,12359,12360],{"class":5243}," train_test_split\n",[5233,12362,12363,12365,12367,12369],{"class":5235,"line":5253},[5233,12364,5256],{"class":5239},[5233,12366,7851],{"class":5243},[5233,12368,5240],{"class":5239},[5233,12370,10714],{"class":5243},[5233,12372,12373,12375,12377,12379],{"class":5235,"line":5267},[5233,12374,5240],{"class":5239},[5233,12376,5579],{"class":5243},[5233,12378,5247],{"class":5239},[5233,12380,5584],{"class":5243},[5233,12382,12383],{"class":5235,"line":5274},[5233,12384,5271],{"emptyLinePlaceholder":5270},[5233,12386,12387],{"class":5235,"line":5281},[5233,12388,12389],{"class":5277},"# Створити синтетичні дані за допомогою сучасного Generator API\n",[5233,12391,12392,12395,12398],{"class":5235,"line":5294},[5233,12393,12394],{"class":5243},"rng = np.random.default_rng(",[5233,12396,12397],{"class":5323},"42",[5233,12399,5291],{"class":5243},[5233,12401,12402,12405,12407,12409,12411,12414,12416,12419,12422],{"class":5235,"line":5299},[5233,12403,12404],{"class":5243},"X = rng.standard_normal((",[5233,12406,5661],{"class":5323},[5233,12408,5193],{"class":5243},[5233,12410,6347],{"class":5323},[5233,12412,12413],{"class":5243},")) * ",[5233,12415,5809],{"class":5323},[5233,12417,12418],{"class":5243}," + ",[5233,12420,12421],{"class":5323},"50",[5233,12423,12424],{"class":5277},"  # 100 зразків, 3 ознаки\n",[5233,12426,12427,12430,12432],{"class":5235,"line":5305},[5233,12428,12429],{"class":5243},"y = rng.standard_normal(",[5233,12431,5661],{"class":5323},[5233,12433,5291],{"class":5243},[5233,12435,12436],{"class":5235,"line":5332},[5233,12437,5271],{"emptyLinePlaceholder":5270},[5233,12439,12440,12442,12444,12446,12449,12451,12454,12456,12458],{"class":5235,"line":5346},[5233,12441,5721],{"class":5654},[5233,12443,5724],{"class":5243},[5233,12445,5727],{"class":5634},[5233,12447,12448],{"class":5287},"\"Форма X: ",[5233,12450,5733],{"class":5634},[5233,12452,12453],{"class":5243},"X.shape",[5233,12455,5744],{"class":5634},[5233,12457,5747],{"class":5287},[5233,12459,5291],{"class":5243},[5233,12461,12462,12464,12466,12468,12471,12473,12476,12478,12480,12482,12484,12486,12488],{"class":5235,"line":5351},[5233,12463,5721],{"class":5654},[5233,12465,5724],{"class":5243},[5233,12467,5727],{"class":5634},[5233,12469,12470],{"class":5287},"\"Середнє X: ",[5233,12472,5733],{"class":5634},[5233,12474,12475],{"class":5243},"X.mean(",[5233,12477,5317],{"class":5316},[5233,12479,5320],{"class":5243},[5233,12481,5623],{"class":5323},[5233,12483,8812],{"class":5243},[5233,12485,5744],{"class":5634},[5233,12487,5747],{"class":5287},[5233,12489,5291],{"class":5243},[5233,12491,12492,12494,12496,12498,12501,12503,12506,12508,12510,12512,12514,12516,12518],{"class":5235,"line":5357},[5233,12493,5721],{"class":5654},[5233,12495,5724],{"class":5243},[5233,12497,5727],{"class":5634},[5233,12499,12500],{"class":5287},"\"Std X: ",[5233,12502,5733],{"class":5634},[5233,12504,12505],{"class":5243},"X.std(",[5233,12507,5317],{"class":5316},[5233,12509,5320],{"class":5243},[5233,12511,5623],{"class":5323},[5233,12513,8812],{"class":5243},[5233,12515,5744],{"class":5634},[5233,12517,5747],{"class":5287},[5233,12519,5291],{"class":5243},[5365,12521,12522,12526,12530],{"v-slot:output":5228},[5368,12523,12525],{"className":12524},[5235],"Форма X: (100, 3)",[5368,12527,12529],{"className":12528},[5235],"Середнє X: [50.45 49.87 50.23]",[5368,12531,12533],{"className":12532},[5235],"Std X: [9.67 10.13 9.89]",[5218,12535,12536,12612],{"execution-count":5667},[5223,12537,12539],{"className":5225,"code":12538,"language":5227,"meta":5228,"style":5228},"# Крок 1: Розбити на train та test\nX_train, X_test, y_train, y_test = train_test_split(\n    X, y, test_size=0.2, random_state=42\n)\n\nprint(f\"Train: {X_train.shape}, Test: {X_test.shape}\")\n",[5230,12540,12541,12546,12551,12572,12576,12580],{"__ignoreMap":5228},[5233,12542,12543],{"class":5235,"line":5236},[5233,12544,12545],{"class":5277},"# Крок 1: Розбити на train та test\n",[5233,12547,12548],{"class":5235,"line":5253},[5233,12549,12550],{"class":5243},"X_train, X_test, y_train, y_test = train_test_split(\n",[5233,12552,12553,12556,12558,12560,12562,12564,12567,12569],{"class":5235,"line":5267},[5233,12554,12555],{"class":5243},"    X, y, ",[5233,12557,12282],{"class":5316},[5233,12559,5320],{"class":5243},[5233,12561,12287],{"class":5323},[5233,12563,5193],{"class":5243},[5233,12565,12566],{"class":5316},"random_state",[5233,12568,5320],{"class":5243},[5233,12570,12571],{"class":5323},"42\n",[5233,12573,12574],{"class":5235,"line":5274},[5233,12575,5291],{"class":5243},[5233,12577,12578],{"class":5235,"line":5281},[5233,12579,5271],{"emptyLinePlaceholder":5270},[5233,12581,12582,12584,12586,12588,12591,12593,12596,12598,12601,12603,12606,12608,12610],{"class":5235,"line":5294},[5233,12583,5721],{"class":5654},[5233,12585,5724],{"class":5243},[5233,12587,5727],{"class":5634},[5233,12589,12590],{"class":5287},"\"Train: ",[5233,12592,5733],{"class":5634},[5233,12594,12595],{"class":5243},"X_train.shape",[5233,12597,5744],{"class":5634},[5233,12599,12600],{"class":5287},", Test: ",[5233,12602,5733],{"class":5634},[5233,12604,12605],{"class":5243},"X_test.shape",[5233,12607,5744],{"class":5634},[5233,12609,5747],{"class":5287},[5233,12611,5291],{"class":5243},[5365,12613,12614],{"v-slot:output":5228},[5368,12615,12617],{"className":12616},[5235],"Train: (80, 3), Test: (20, 3)",[5218,12619,12620,12701],{"execution-count":6347},[5223,12621,12623],{"className":5225,"code":12622,"language":5227,"meta":5228,"style":5228},"# Крок 2: Створити scaler та FIT тільки на train\nscaler = StandardScaler()\nscaler.fit(X_train)  # ← FIT лише на train!\n\nprint(\"Параметри scaler (обчислені на train):\")\nprint(f\"  Mean: {scaler.mean_}\")\nprint(f\"  Std:  {scaler.scale_}\")\n",[5230,12624,12625,12630,12634,12642,12646,12657,12679],{"__ignoreMap":5228},[5233,12626,12627],{"class":5235,"line":5236},[5233,12628,12629],{"class":5277},"# Крок 2: Створити scaler та FIT тільки на train\n",[5233,12631,12632],{"class":5235,"line":5253},[5233,12633,12262],{"class":5243},[5233,12635,12636,12639],{"class":5235,"line":5267},[5233,12637,12638],{"class":5243},"scaler.fit(X_train)  ",[5233,12640,12641],{"class":5277},"# ← FIT лише на train!\n",[5233,12643,12644],{"class":5235,"line":5274},[5233,12645,5271],{"emptyLinePlaceholder":5270},[5233,12647,12648,12650,12652,12655],{"class":5235,"line":5281},[5233,12649,5721],{"class":5654},[5233,12651,5724],{"class":5243},[5233,12653,12654],{"class":5287},"\"Параметри scaler (обчислені на train):\"",[5233,12656,5291],{"class":5243},[5233,12658,12659,12661,12663,12665,12668,12670,12673,12675,12677],{"class":5235,"line":5294},[5233,12660,5721],{"class":5654},[5233,12662,5724],{"class":5243},[5233,12664,5727],{"class":5634},[5233,12666,12667],{"class":5287},"\"  Mean: ",[5233,12669,5733],{"class":5634},[5233,12671,12672],{"class":5243},"scaler.mean_",[5233,12674,5744],{"class":5634},[5233,12676,5747],{"class":5287},[5233,12678,5291],{"class":5243},[5233,12680,12681,12683,12685,12687,12690,12692,12695,12697,12699],{"class":5235,"line":5299},[5233,12682,5721],{"class":5654},[5233,12684,5724],{"class":5243},[5233,12686,5727],{"class":5634},[5233,12688,12689],{"class":5287},"\"  Std:  ",[5233,12691,5733],{"class":5634},[5233,12693,12694],{"class":5243},"scaler.scale_",[5233,12696,5744],{"class":5634},[5233,12698,5747],{"class":5287},[5233,12700,5291],{"class":5243},[5365,12702,12703,12707,12711],{"v-slot:output":5228},[5368,12704,12706],{"className":12705},[5235],"Параметри scaler (обчислені на train):",[5368,12708,12710],{"className":12709},[5235],"  Mean: [50.68 49.92 50.41]",[5368,12712,12714],{"className":12713},[5235],"  Std:  [ 9.82 10.34  9.87]",[5218,12716,12717,12887],{"execution-count":6699},[5223,12718,12720],{"className":5225,"code":12719,"language":5227,"meta":5228,"style":5228},"# Крок 3: TRANSFORM обидва набори (використовуючи параметри з train)\nX_train_scaled = scaler.transform(X_train)\nX_test_scaled = scaler.transform(X_test)\n\nprint(\"Train після масштабування:\")\nprint(f\"  Mean: {X_train_scaled.mean(axis=0)}\")\nprint(f\"  Std:  {X_train_scaled.std(axis=0)}\")\n\nprint(\"\\nTest після масштабування:\")\nprint(f\"  Mean: {X_test_scaled.mean(axis=0)}\")\nprint(f\"  Std:  {X_test_scaled.std(axis=0)}\")\n",[5230,12721,12722,12727,12732,12737,12741,12752,12781,12810,12814,12829,12858],{"__ignoreMap":5228},[5233,12723,12724],{"class":5235,"line":5236},[5233,12725,12726],{"class":5277},"# Крок 3: TRANSFORM обидва набори (використовуючи параметри з train)\n",[5233,12728,12729],{"class":5235,"line":5253},[5233,12730,12731],{"class":5243},"X_train_scaled = scaler.transform(X_train)\n",[5233,12733,12734],{"class":5235,"line":5267},[5233,12735,12736],{"class":5243},"X_test_scaled = scaler.transform(X_test)\n",[5233,12738,12739],{"class":5235,"line":5274},[5233,12740,5271],{"emptyLinePlaceholder":5270},[5233,12742,12743,12745,12747,12750],{"class":5235,"line":5281},[5233,12744,5721],{"class":5654},[5233,12746,5724],{"class":5243},[5233,12748,12749],{"class":5287},"\"Train після масштабування:\"",[5233,12751,5291],{"class":5243},[5233,12753,12754,12756,12758,12760,12762,12764,12767,12769,12771,12773,12775,12777,12779],{"class":5235,"line":5294},[5233,12755,5721],{"class":5654},[5233,12757,5724],{"class":5243},[5233,12759,5727],{"class":5634},[5233,12761,12667],{"class":5287},[5233,12763,5733],{"class":5634},[5233,12765,12766],{"class":5243},"X_train_scaled.mean(",[5233,12768,5317],{"class":5316},[5233,12770,5320],{"class":5243},[5233,12772,5623],{"class":5323},[5233,12774,8812],{"class":5243},[5233,12776,5744],{"class":5634},[5233,12778,5747],{"class":5287},[5233,12780,5291],{"class":5243},[5233,12782,12783,12785,12787,12789,12791,12793,12796,12798,12800,12802,12804,12806,12808],{"class":5235,"line":5299},[5233,12784,5721],{"class":5654},[5233,12786,5724],{"class":5243},[5233,12788,5727],{"class":5634},[5233,12790,12689],{"class":5287},[5233,12792,5733],{"class":5634},[5233,12794,12795],{"class":5243},"X_train_scaled.std(",[5233,12797,5317],{"class":5316},[5233,12799,5320],{"class":5243},[5233,12801,5623],{"class":5323},[5233,12803,8812],{"class":5243},[5233,12805,5744],{"class":5634},[5233,12807,5747],{"class":5287},[5233,12809,5291],{"class":5243},[5233,12811,12812],{"class":5235,"line":5305},[5233,12813,5271],{"emptyLinePlaceholder":5270},[5233,12815,12816,12818,12820,12822,12824,12827],{"class":5235,"line":5332},[5233,12817,5721],{"class":5654},[5233,12819,5724],{"class":5243},[5233,12821,5747],{"class":5287},[5233,12823,5789],{"class":5788},[5233,12825,12826],{"class":5287},"Test після масштабування:\"",[5233,12828,5291],{"class":5243},[5233,12830,12831,12833,12835,12837,12839,12841,12844,12846,12848,12850,12852,12854,12856],{"class":5235,"line":5346},[5233,12832,5721],{"class":5654},[5233,12834,5724],{"class":5243},[5233,12836,5727],{"class":5634},[5233,12838,12667],{"class":5287},[5233,12840,5733],{"class":5634},[5233,12842,12843],{"class":5243},"X_test_scaled.mean(",[5233,12845,5317],{"class":5316},[5233,12847,5320],{"class":5243},[5233,12849,5623],{"class":5323},[5233,12851,8812],{"class":5243},[5233,12853,5744],{"class":5634},[5233,12855,5747],{"class":5287},[5233,12857,5291],{"class":5243},[5233,12859,12860,12862,12864,12866,12868,12870,12873,12875,12877,12879,12881,12883,12885],{"class":5235,"line":5351},[5233,12861,5721],{"class":5654},[5233,12863,5724],{"class":5243},[5233,12865,5727],{"class":5634},[5233,12867,12689],{"class":5287},[5233,12869,5733],{"class":5634},[5233,12871,12872],{"class":5243},"X_test_scaled.std(",[5233,12874,5317],{"class":5316},[5233,12876,5320],{"class":5243},[5233,12878,5623],{"class":5323},[5233,12880,8812],{"class":5243},[5233,12882,5744],{"class":5634},[5233,12884,5747],{"class":5287},[5233,12886,5291],{"class":5243},[5365,12888,12889,12893,12897,12901,12904,12908,12912],{"v-slot:output":5228},[5368,12890,12892],{"className":12891},[5235],"Train після масштабування:",[5368,12894,12896],{"className":12895},[5235],"  Mean: [-2.22044605e-17 -1.11022302e-16  4.44089210e-17]",[5368,12898,12900],{"className":12899},[5235],"  Std:  [1. 1. 1.]",[5368,12902],{"className":12903},[5235],[5368,12905,12907],{"className":12906},[5235],"Test після масштабування:",[5368,12909,12911],{"className":12910},[5235],"  Mean: [-0.09 -0.05 -0.15]",[5368,12913,12915],{"className":12914},[5235],"  Std:  [0.95 0.93 1.03]",[6642,12917,12918,12923,12937],{},[5186,12919,12920],{},[5190,12921,12922],{},"Важливе спостереження:",[6063,12924,12925,12931],{},[5390,12926,12927,12930],{},[5190,12928,12929],{},"Train:"," середнє = 0, std = 1 (ідеально, бо scaler навчився на цих даних)",[5390,12932,12933,12936],{},[5190,12934,12935],{},"Test:"," середнє ≈ -0.1, std ≈ 0.95 (трохи відрізняється — це нормально!)",[5186,12938,12939,12940,12943],{},"Test не має ідеальне середнє = 0 та std = 1, тому що scaler використовує параметри з train. Це ",[5190,12941,12942],{},"правильна поведінка"," — test дані мають бути масштабовані тими ж параметрами, що й train, щоб модель коректно працювала.",[6233,12945,12946,12951,12976],{},[5186,12947,12948],{},[5190,12949,12950],{},"Універсальне правило preprocessing:",[5387,12952,12953,12959,12969],{},[5390,12954,12955,12958],{},[5190,12956,12957],{},"Розділіть"," дані на train та test",[5390,12960,12961,12965,12966],{},[5190,12962,12963],{},[5230,12964,6651],{}," всі трансформери (Imputer, Scaler, Encoder) ",[5190,12967,12968],{},"тільки на train",[5390,12970,12971,12975],{},[5190,12972,12973],{},[5230,12974,6655],{}," застосуйте до обох наборів (train та test)",[5186,12977,12978,12979,5416],{},"Це гарантує, що ",[5190,12980,12981],{},"жодна інформація з test не просочиться у train",[5475,12983],{},[5210,12985,12987],{"id":12986},"побудова-preprocessing-pipeline","Побудова Preprocessing Pipeline",[5186,12989,12990,12991,5416],{},"Замість того, щоб вручну викликати кожен крок обробки даних (imputation → encoding → scaling), можна об'єднати всі кроки в єдиний ",[5190,12992,12993],{},"Pipeline",[5424,12995,12996,13028],{},[5427,12997,13000],{"icon":12998,"title":12999},"i-lucide-workflow","✅ Переваги Pipeline",[6063,13001,13002,13008,13014,13020],{},[5390,13003,13004,13007],{},[5190,13005,13006],{},"Весь preprocessing в одному об'єкті"," — легко зберігати та використовувати",[5390,13009,13010,13013],{},[5190,13011,13012],{},"Автоматичний порядок"," — гарантує правильну послідовність кроків",[5390,13015,13016,13019],{},[5190,13017,13018],{},"Уникає помилок"," — не можна випадково пропустити крок",[5390,13021,13022,13025,13026],{},[5190,13023,13024],{},"Легко застосувати до нових даних"," — один виклик ",[5230,13027,6655],{},[5427,13029,13031],{"icon":4409,"title":13030},"🔧 Основні компоненти",[6063,13032,13033,13040,13048],{},[5390,13034,13035,13039],{},[5190,13036,13037],{},[5230,13038,12993],{}," — послідовність кроків для однорідних даних",[5390,13041,13042,13047],{},[5190,13043,13044],{},[5230,13045,13046],{},"ColumnTransformer"," — різні перетворення для різних стовпців (числові vs категоріальні)",[5390,13049,13050,13055],{},[5190,13051,13052],{},[5230,13053,13054],{},"make_pipeline"," — спрощений спосіб створення pipeline",[5482,13057,13059],{"id":13058},"приклад-повний-preprocessing-для-housing","Приклад: Повний preprocessing для Housing",[5186,13061,13062],{},"Створимо pipeline, що об'єднує всі три кроки:",[5387,13064,13065,13071,13077],{},[5390,13066,13067,13070],{},[5190,13068,13069],{},"Обробка пропусків"," (SimpleImputer)",[5390,13072,13073,13076],{},[5190,13074,13075],{},"Кодування категорій"," (OneHotEncoder)",[5390,13078,13079,13082],{},[5190,13080,13081],{},"Масштабування"," (StandardScaler)",[5545,13084,13086,13092,13507,13513,13724,13730,13869,13875],{"title":13085},"housing_pipeline.ipynb",[5218,13087,13088],{"type":5551},[5482,13089,13091],{"id":13090},"крок-1-визначити-числові-та-категоріальні-ознаки","Крок 1: Визначити числові та категоріальні ознаки",[5218,13093,13094,13364],{"execution-count":5220},[5223,13095,13097],{"className":5225,"code":13096,"language":5227,"meta":5228,"style":5228},"from sklearn.pipeline import Pipeline\nfrom sklearn.compose import ColumnTransformer\nfrom sklearn.impute import SimpleImputer\nfrom sklearn.preprocessing import StandardScaler, OneHotEncoder\nfrom sklearn.model_selection import train_test_split\nimport pandas as pd\n\n# Завантажити дані\ndf = pd.read_csv('train.csv')\n\n# Обрати топ-5 числових та топ-3 категоріальних ознак:\n# Числові: GrLivArea (житлова площа), TotalBsmtSF (площа підвалу), GarageArea (площа гаража), YearBuilt (рік будівництва), 1stFlrSF (площа 1-го поверху)\n# Категоріальні: Neighborhood (район), HouseStyle (стиль будинку), GarageType (тип гаража)\nnumeric_features = ['GrLivArea', 'TotalBsmtSF', 'GarageArea', 'YearBuilt', '1stFlrSF']\ncategorical_features = ['Neighborhood', 'HouseStyle', 'GarageType']\n\n# Підготувати X (ознаки) та y (SalePrice — ціна продажу як цільова змінна)\nX = df[numeric_features + categorical_features]\ny = df['SalePrice']\n\nprint(f\"X форма: {X.shape}\")\nprint(f\"Числові ознаки: {len(numeric_features)}\")\nprint(f\"Категоріальні ознаки: {len(categorical_features)}\")\nprint(f\"\\nПропуски до обробки:\")\nprint(X.isnull().sum())\n",[5230,13098,13099,13111,13123,13133,13144,13154,13164,13168,13172,13180,13184,13189,13194,13199,13227,13245,13249,13254,13259,13267,13271,13292,13316,13340,13357],{"__ignoreMap":5228},[5233,13100,13101,13103,13106,13108],{"class":5235,"line":5236},[5233,13102,5256],{"class":5239},[5233,13104,13105],{"class":5243}," sklearn.pipeline ",[5233,13107,5240],{"class":5239},[5233,13109,13110],{"class":5243}," Pipeline\n",[5233,13112,13113,13115,13118,13120],{"class":5235,"line":5253},[5233,13114,5256],{"class":5239},[5233,13116,13117],{"class":5243}," sklearn.compose ",[5233,13119,5240],{"class":5239},[5233,13121,13122],{"class":5243}," ColumnTransformer\n",[5233,13124,13125,13127,13129,13131],{"class":5235,"line":5267},[5233,13126,5256],{"class":5239},[5233,13128,6301],{"class":5243},[5233,13130,5240],{"class":5239},[5233,13132,6306],{"class":5243},[5233,13134,13135,13137,13139,13141],{"class":5235,"line":5274},[5233,13136,5256],{"class":5239},[5233,13138,7851],{"class":5243},[5233,13140,5240],{"class":5239},[5233,13142,13143],{"class":5243}," StandardScaler, OneHotEncoder\n",[5233,13145,13146,13148,13150,13152],{"class":5235,"line":5281},[5233,13147,5256],{"class":5239},[5233,13149,12355],{"class":5243},[5233,13151,5240],{"class":5239},[5233,13153,12360],{"class":5243},[5233,13155,13156,13158,13160,13162],{"class":5235,"line":5294},[5233,13157,5240],{"class":5239},[5233,13159,5244],{"class":5243},[5233,13161,5247],{"class":5239},[5233,13163,5250],{"class":5243},[5233,13165,13166],{"class":5235,"line":5299},[5233,13167,5271],{"emptyLinePlaceholder":5270},[5233,13169,13170],{"class":5235,"line":5305},[5233,13171,5593],{"class":5277},[5233,13173,13174,13176,13178],{"class":5235,"line":5332},[5233,13175,5284],{"class":5243},[5233,13177,5288],{"class":5287},[5233,13179,5291],{"class":5243},[5233,13181,13182],{"class":5235,"line":5346},[5233,13183,5271],{"emptyLinePlaceholder":5270},[5233,13185,13186],{"class":5235,"line":5351},[5233,13187,13188],{"class":5277},"# Обрати топ-5 числових та топ-3 категоріальних ознак:\n",[5233,13190,13191],{"class":5235,"line":5357},[5233,13192,13193],{"class":5277},"# Числові: GrLivArea (житлова площа), TotalBsmtSF (площа підвалу), GarageArea (площа гаража), YearBuilt (рік будівництва), 1stFlrSF (площа 1-го поверху)\n",[5233,13195,13196],{"class":5235,"line":5672},[5233,13197,13198],{"class":5277},"# Категоріальні: Neighborhood (район), HouseStyle (стиль будинку), GarageType (тип гаража)\n",[5233,13200,13201,13204,13206,13208,13211,13213,13216,13218,13220,13222,13225],{"class":5235,"line":5677},[5233,13202,13203],{"class":5243},"numeric_features = [",[5233,13205,9918],{"class":5287},[5233,13207,5193],{"class":5243},[5233,13209,13210],{"class":5287},"'TotalBsmtSF'",[5233,13212,5193],{"class":5243},[5233,13214,13215],{"class":5287},"'GarageArea'",[5233,13217,5193],{"class":5243},[5233,13219,9913],{"class":5287},[5233,13221,5193],{"class":5243},[5233,13223,13224],{"class":5287},"'1stFlrSF'",[5233,13226,7730],{"class":5243},[5233,13228,13229,13232,13234,13236,13239,13241,13243],{"class":5235,"line":5683},[5233,13230,13231],{"class":5243},"categorical_features = [",[5233,13233,7584],{"class":5287},[5233,13235,5193],{"class":5243},[5233,13237,13238],{"class":5287},"'HouseStyle'",[5233,13240,5193],{"class":5243},[5233,13242,7263],{"class":5287},[5233,13244,7730],{"class":5243},[5233,13246,13247],{"class":5235,"line":5689},[5233,13248,5271],{"emptyLinePlaceholder":5270},[5233,13250,13251],{"class":5235,"line":5698},[5233,13252,13253],{"class":5277},"# Підготувати X (ознаки) та y (SalePrice — ціна продажу як цільова змінна)\n",[5233,13255,13256],{"class":5235,"line":5707},[5233,13257,13258],{"class":5243},"X = df[numeric_features + categorical_features]\n",[5233,13260,13261,13263,13265],{"class":5235,"line":5713},[5233,13262,5335],{"class":5243},[5233,13264,5311],{"class":5287},[5233,13266,7730],{"class":5243},[5233,13268,13269],{"class":5235,"line":5718},[5233,13270,5271],{"emptyLinePlaceholder":5270},[5233,13272,13273,13275,13277,13279,13282,13284,13286,13288,13290],{"class":5235,"line":5752},[5233,13274,5721],{"class":5654},[5233,13276,5724],{"class":5243},[5233,13278,5727],{"class":5634},[5233,13280,13281],{"class":5287},"\"X форма: ",[5233,13283,5733],{"class":5634},[5233,13285,12453],{"class":5243},[5233,13287,5744],{"class":5634},[5233,13289,5747],{"class":5287},[5233,13291,5291],{"class":5243},[5233,13293,13294,13296,13298,13300,13303,13305,13307,13310,13312,13314],{"class":5235,"line":5777},[5233,13295,5721],{"class":5654},[5233,13297,5724],{"class":5243},[5233,13299,5727],{"class":5634},[5233,13301,13302],{"class":5287},"\"Числові ознаки: ",[5233,13304,5733],{"class":5634},[5233,13306,5655],{"class":5654},[5233,13308,13309],{"class":5243},"(numeric_features)",[5233,13311,5744],{"class":5634},[5233,13313,5747],{"class":5287},[5233,13315,5291],{"class":5243},[5233,13317,13318,13320,13322,13324,13327,13329,13331,13334,13336,13338],{"class":5235,"line":5801},[5233,13319,5721],{"class":5654},[5233,13321,5724],{"class":5243},[5233,13323,5727],{"class":5634},[5233,13325,13326],{"class":5287},"\"Категоріальні ознаки: ",[5233,13328,5733],{"class":5634},[5233,13330,5655],{"class":5654},[5233,13332,13333],{"class":5243},"(categorical_features)",[5233,13335,5744],{"class":5634},[5233,13337,5747],{"class":5287},[5233,13339,5291],{"class":5243},[5233,13341,13342,13344,13346,13348,13350,13352,13355],{"class":5235,"line":11353},[5233,13343,5721],{"class":5654},[5233,13345,5724],{"class":5243},[5233,13347,5727],{"class":5634},[5233,13349,5747],{"class":5287},[5233,13351,5789],{"class":5788},[5233,13353,13354],{"class":5287},"Пропуски до обробки:\"",[5233,13356,5291],{"class":5243},[5233,13358,13359,13361],{"class":5235,"line":11358},[5233,13360,5721],{"class":5654},[5233,13362,13363],{"class":5243},"(X.isnull().sum())\n",[5365,13365,13366,13370,13373,13379],{"v-slot:output":5228},[5368,13367,13369],{"className":13368},[5235],"X форма: 1460 будинків, 8 ознак (5 числових + 3 категоріальні)",[5368,13371],{"className":13372},[5235],[5368,13374,13376],{"className":13375},[5235],[5190,13377,13378],{},"Пропуски в обраних ознаках ДО обробки:",[5832,13380,13381,13395],{},[5835,13382,13383],{},[5838,13384,13385,13388,13390,13392],{},[5841,13386,13387],{"align":5843},"Ознака",[5841,13389,5847],{"align":5843},[5841,13391,5853],{"align":5843},[5841,13393,13394],{"align":5843},"Опис ознаки",[5855,13396,13397,13411,13425,13438,13451,13465,13478,13492],{},[5838,13398,13399,13403,13405,13408],{},[5860,13400,13401],{"align":5843},[5190,13402,9872],{},[5860,13404,5623],{"align":5843},[5860,13406,13407],{"align":5843},"числова",[5860,13409,13410],{"align":5843},"житлова площа над землею (кв. фути)",[5838,13412,13413,13418,13420,13422],{},[5860,13414,13415],{"align":5843},[5190,13416,13417],{},"TotalBsmtSF",[5860,13419,5623],{"align":5843},[5860,13421,13407],{"align":5843},[5860,13423,13424],{"align":5843},"загальна площа підвалу (кв. фути)",[5838,13426,13427,13431,13433,13435],{},[5860,13428,13429],{"align":5843},[5190,13430,5498],{},[5860,13432,5623],{"align":5843},[5860,13434,13407],{"align":5843},[5860,13436,13437],{"align":5843},"площа гаража (кв. фути)",[5838,13439,13440,13444,13446,13448],{},[5860,13441,13442],{"align":5843},[5190,13443,9868],{},[5860,13445,5623],{"align":5843},[5860,13447,13407],{"align":5843},[5860,13449,13450],{"align":5843},"рік будівництва будинку",[5838,13452,13453,13458,13460,13462],{},[5860,13454,13455],{"align":5843},[5190,13456,13457],{},"1stFlrSF",[5860,13459,5623],{"align":5843},[5860,13461,13407],{"align":5843},[5860,13463,13464],{"align":5843},"площа першого поверху (кв. фути)",[5838,13466,13467,13471,13473,13475],{},[5860,13468,13469],{"align":5843},[5190,13470,9541],{},[5860,13472,5623],{"align":5843},[5860,13474,5874],{"align":5843},[5860,13476,13477],{"align":5843},"район розташування будинку",[5838,13479,13480,13485,13487,13489],{},[5860,13481,13482],{"align":5843},[5190,13483,13484],{},"HouseStyle",[5860,13486,5623],{"align":5843},[5860,13488,5874],{"align":5843},[5860,13490,13491],{"align":5843},"архітектурний стиль споруди",[5838,13493,13494,13498,13502,13504],{},[5860,13495,13496],{"align":5843},[5190,13497,5962],{},[5860,13499,13500],{"align":5843},[5190,13501,5966],{},[5860,13503,5874],{"align":5843},[5860,13505,13506],{"align":5843},"тип гаража (потребує імпутації модою)",[5218,13508,13509],{"type":5551},[5482,13510,13512],{"id":13511},"крок-2-створити-окремі-pipeline-для-числових-та-категоріальних-ознак","Крок 2: Створити окремі pipeline для числових та категоріальних ознак",[5218,13514,13515,13691],{"execution-count":5667},[5223,13516,13518],{"className":5225,"code":13517,"language":5227,"meta":5228,"style":5228},"# Pipeline для числових ознак: imputer → scaler\nnumeric_transformer = Pipeline(steps=[\n    ('imputer', SimpleImputer(strategy='median')),  # Заповнити пропуски медіаною\n    ('scaler', StandardScaler())                    # Стандартизувати\n])\n\n# Pipeline для категоріальних ознак: imputer → one-hot\ncategorical_transformer = Pipeline(steps=[\n    ('imputer', SimpleImputer(strategy='most_frequent')),  # Заповнити пропуски модою\n    ('onehot', OneHotEncoder(drop='first', sparse_output=False))  # One-Hot кодування\n])\n\nprint(\"Числовий transformer:\")\nprint(numeric_transformer)\nprint(\"\\nКатегоріальний transformer:\")\nprint(categorical_transformer)\n",[5230,13519,13520,13525,13536,13559,13572,13576,13580,13585,13594,13613,13643,13647,13651,13662,13669,13684],{"__ignoreMap":5228},[5233,13521,13522],{"class":5235,"line":5236},[5233,13523,13524],{"class":5277},"# Pipeline для числових ознак: imputer → scaler\n",[5233,13526,13527,13530,13533],{"class":5235,"line":5253},[5233,13528,13529],{"class":5243},"numeric_transformer = Pipeline(",[5233,13531,13532],{"class":5316},"steps",[5233,13534,13535],{"class":5243},"=[\n",[5233,13537,13538,13541,13544,13547,13549,13551,13553,13556],{"class":5235,"line":5267},[5233,13539,13540],{"class":5243},"    (",[5233,13542,13543],{"class":5287},"'imputer'",[5233,13545,13546],{"class":5243},", SimpleImputer(",[5233,13548,6471],{"class":5316},[5233,13550,5320],{"class":5243},[5233,13552,6789],{"class":5287},[5233,13554,13555],{"class":5243},")),  ",[5233,13557,13558],{"class":5277},"# Заповнити пропуски медіаною\n",[5233,13560,13561,13563,13566,13569],{"class":5235,"line":5274},[5233,13562,13540],{"class":5243},[5233,13564,13565],{"class":5287},"'scaler'",[5233,13567,13568],{"class":5243},", StandardScaler())                    ",[5233,13570,13571],{"class":5277},"# Стандартизувати\n",[5233,13573,13574],{"class":5235,"line":5281},[5233,13575,8012],{"class":5243},[5233,13577,13578],{"class":5235,"line":5294},[5233,13579,5271],{"emptyLinePlaceholder":5270},[5233,13581,13582],{"class":5235,"line":5299},[5233,13583,13584],{"class":5277},"# Pipeline для категоріальних ознак: imputer → one-hot\n",[5233,13586,13587,13590,13592],{"class":5235,"line":5305},[5233,13588,13589],{"class":5243},"categorical_transformer = Pipeline(",[5233,13591,13532],{"class":5316},[5233,13593,13535],{"class":5243},[5233,13595,13596,13598,13600,13602,13604,13606,13608,13610],{"class":5235,"line":5332},[5233,13597,13540],{"class":5243},[5233,13599,13543],{"class":5287},[5233,13601,13546],{"class":5243},[5233,13603,6471],{"class":5316},[5233,13605,5320],{"class":5243},[5233,13607,7025],{"class":5287},[5233,13609,13555],{"class":5243},[5233,13611,13612],{"class":5277},"# Заповнити пропуски модою\n",[5233,13614,13615,13617,13620,13623,13625,13627,13629,13631,13633,13635,13637,13640],{"class":5235,"line":5346},[5233,13616,13540],{"class":5243},[5233,13618,13619],{"class":5287},"'onehot'",[5233,13621,13622],{"class":5243},", OneHotEncoder(",[5233,13624,8973],{"class":5316},[5233,13626,5320],{"class":5243},[5233,13628,8978],{"class":5287},[5233,13630,5193],{"class":5243},[5233,13632,8652],{"class":5316},[5233,13634,5320],{"class":5243},[5233,13636,5635],{"class":5634},[5233,13638,13639],{"class":5243},"))  ",[5233,13641,13642],{"class":5277},"# One-Hot кодування\n",[5233,13644,13645],{"class":5235,"line":5351},[5233,13646,8012],{"class":5243},[5233,13648,13649],{"class":5235,"line":5357},[5233,13650,5271],{"emptyLinePlaceholder":5270},[5233,13652,13653,13655,13657,13660],{"class":5235,"line":5672},[5233,13654,5721],{"class":5654},[5233,13656,5724],{"class":5243},[5233,13658,13659],{"class":5287},"\"Числовий transformer:\"",[5233,13661,5291],{"class":5243},[5233,13663,13664,13666],{"class":5235,"line":5677},[5233,13665,5721],{"class":5654},[5233,13667,13668],{"class":5243},"(numeric_transformer)\n",[5233,13670,13671,13673,13675,13677,13679,13682],{"class":5235,"line":5683},[5233,13672,5721],{"class":5654},[5233,13674,5724],{"class":5243},[5233,13676,5747],{"class":5287},[5233,13678,5789],{"class":5788},[5233,13680,13681],{"class":5287},"Категоріальний transformer:\"",[5233,13683,5291],{"class":5243},[5233,13685,13686,13688],{"class":5235,"line":5689},[5233,13687,5721],{"class":5654},[5233,13689,13690],{"class":5243},"(categorical_transformer)\n",[5365,13692,13693,13697,13701,13705,13708,13712,13716,13720],{"v-slot:output":5228},[5368,13694,13696],{"className":13695},[5235],"Числовий transformer:",[5368,13698,13700],{"className":13699},[5235],"Pipeline(steps=[('imputer', SimpleImputer(strategy='median')),",[5368,13702,13704],{"className":13703},[5235],"                ('scaler', StandardScaler())])",[5368,13706],{"className":13707},[5235],[5368,13709,13711],{"className":13710},[5235],"Категоріальний transformer:",[5368,13713,13715],{"className":13714},[5235],"Pipeline(steps=[('imputer', SimpleImputer(strategy='most_frequent')),",[5368,13717,13719],{"className":13718},[5235],"                ('onehot',",[5368,13721,13723],{"className":13722},[5235],"                 OneHotEncoder(drop='first', sparse_output=False))])",[5218,13725,13726],{"type":5551},[5482,13727,13729],{"id":13728},"крок-3-обєднати-у-columntransformer","Крок 3: Об'єднати у ColumnTransformer",[5218,13731,13732,13808],{"execution-count":6347},[5223,13733,13735],{"className":5225,"code":13734,"language":5227,"meta":5228,"style":5228},"# Об'єднати обидва pipeline в один preprocessor\npreprocessor = ColumnTransformer(\n    transformers=[\n        ('num', numeric_transformer, numeric_features),      # числові\n        ('cat', categorical_transformer, categorical_features)  # категоріальні\n    ])\n\nprint(\"Повний preprocessor:\")\nprint(preprocessor)\n",[5230,13736,13737,13742,13747,13754,13768,13781,13786,13790,13801],{"__ignoreMap":5228},[5233,13738,13739],{"class":5235,"line":5236},[5233,13740,13741],{"class":5277},"# Об'єднати обидва pipeline в один preprocessor\n",[5233,13743,13744],{"class":5235,"line":5253},[5233,13745,13746],{"class":5243},"preprocessor = ColumnTransformer(\n",[5233,13748,13749,13752],{"class":5235,"line":5267},[5233,13750,13751],{"class":5316},"    transformers",[5233,13753,13535],{"class":5243},[5233,13755,13756,13759,13762,13765],{"class":5235,"line":5274},[5233,13757,13758],{"class":5243},"        (",[5233,13760,13761],{"class":5287},"'num'",[5233,13763,13764],{"class":5243},", numeric_transformer, numeric_features),      ",[5233,13766,13767],{"class":5277},"# числові\n",[5233,13769,13770,13772,13775,13778],{"class":5235,"line":5281},[5233,13771,13758],{"class":5243},[5233,13773,13774],{"class":5287},"'cat'",[5233,13776,13777],{"class":5243},", categorical_transformer, categorical_features)  ",[5233,13779,13780],{"class":5277},"# категоріальні\n",[5233,13782,13783],{"class":5235,"line":5294},[5233,13784,13785],{"class":5243},"    ])\n",[5233,13787,13788],{"class":5235,"line":5299},[5233,13789,5271],{"emptyLinePlaceholder":5270},[5233,13791,13792,13794,13796,13799],{"class":5235,"line":5305},[5233,13793,5721],{"class":5654},[5233,13795,5724],{"class":5243},[5233,13797,13798],{"class":5287},"\"Повний preprocessor:\"",[5233,13800,5291],{"class":5243},[5233,13802,13803,13805],{"class":5235,"line":5332},[5233,13804,5721],{"class":5654},[5233,13806,13807],{"class":5243},"(preprocessor)\n",[5365,13809,13810,13814,13818,13822,13826,13830,13834,13838,13842,13846,13849,13853,13857,13861,13865],{"v-slot:output":5228},[5368,13811,13813],{"className":13812},[5235],"Повний preprocessor:",[5368,13815,13817],{"className":13816},[5235],"ColumnTransformer(transformers=[('num',",[5368,13819,13821],{"className":13820},[5235],"                                 Pipeline(steps=[('imputer',",[5368,13823,13825],{"className":13824},[5235],"                                                  SimpleImputer(strategy='median')),",[5368,13827,13829],{"className":13828},[5235],"                                                 ('scaler',",[5368,13831,13833],{"className":13832},[5235],"                                                  StandardScaler())]),",[5368,13835,13837],{"className":13836},[5235],"                                 ['GrLivArea', 'TotalBsmtSF', 'GarageArea',",[5368,13839,13841],{"className":13840},[5235],"                                  'YearBuilt', '1stFlrSF']),",[5368,13843,13845],{"className":13844},[5235],"                                ('cat',",[5368,13847,13821],{"className":13848},[5235],[5368,13850,13852],{"className":13851},[5235],"                                                  SimpleImputer(strategy='most_frequent')),",[5368,13854,13856],{"className":13855},[5235],"                                                 ('onehot',",[5368,13858,13860],{"className":13859},[5235],"                                                  OneHotEncoder(drop='first',",[5368,13862,13864],{"className":13863},[5235],"                                                                sparse_output=False))]),",[5368,13866,13868],{"className":13867},[5235],"                                 ['Neighborhood', 'HouseStyle', 'GarageType'])])",[5218,13870,13871],{"type":5551},[5482,13872,13874],{"id":13873},"крок-4-розбити-на-traintest-та-застосувати-preprocessing","Крок 4: Розбити на train\u002Ftest та застосувати preprocessing",[5218,13876,13877,14082],{"execution-count":6699},[5223,13878,13880],{"className":5225,"code":13879,"language":5227,"meta":5228,"style":5228},"# Розбити дані\nX_train, X_test, y_train, y_test = train_test_split(\n    X, y, test_size=0.2, random_state=42\n)\n\nprint(f\"Train: {X_train.shape}, Test: {X_test.shape}\")\n\n# FIT на train\npreprocessor.fit(X_train)\n\n# TRANSFORM обидва\nX_train_processed = preprocessor.transform(X_train)\nX_test_processed = preprocessor.transform(X_test)\n\nprint(f\"\\nПісля preprocessing:\")\nprint(f\"  Train: {X_train_processed.shape}\")\nprint(f\"  Test:  {X_test_processed.shape}\")\nprint(f\"\\nПеревірка пропусків у train:\")\nprint(f\"  NaN count: {pd.DataFrame(X_train_processed).isnull().sum().sum()}\")\n",[5230,13881,13882,13887,13891,13909,13913,13917,13945,13949,13954,13959,13963,13968,13973,13978,13982,13999,14021,14043,14060],{"__ignoreMap":5228},[5233,13883,13884],{"class":5235,"line":5236},[5233,13885,13886],{"class":5277},"# Розбити дані\n",[5233,13888,13889],{"class":5235,"line":5253},[5233,13890,12550],{"class":5243},[5233,13892,13893,13895,13897,13899,13901,13903,13905,13907],{"class":5235,"line":5267},[5233,13894,12555],{"class":5243},[5233,13896,12282],{"class":5316},[5233,13898,5320],{"class":5243},[5233,13900,12287],{"class":5323},[5233,13902,5193],{"class":5243},[5233,13904,12566],{"class":5316},[5233,13906,5320],{"class":5243},[5233,13908,12571],{"class":5323},[5233,13910,13911],{"class":5235,"line":5274},[5233,13912,5291],{"class":5243},[5233,13914,13915],{"class":5235,"line":5281},[5233,13916,5271],{"emptyLinePlaceholder":5270},[5233,13918,13919,13921,13923,13925,13927,13929,13931,13933,13935,13937,13939,13941,13943],{"class":5235,"line":5294},[5233,13920,5721],{"class":5654},[5233,13922,5724],{"class":5243},[5233,13924,5727],{"class":5634},[5233,13926,12590],{"class":5287},[5233,13928,5733],{"class":5634},[5233,13930,12595],{"class":5243},[5233,13932,5744],{"class":5634},[5233,13934,12600],{"class":5287},[5233,13936,5733],{"class":5634},[5233,13938,12605],{"class":5243},[5233,13940,5744],{"class":5634},[5233,13942,5747],{"class":5287},[5233,13944,5291],{"class":5243},[5233,13946,13947],{"class":5235,"line":5299},[5233,13948,5271],{"emptyLinePlaceholder":5270},[5233,13950,13951],{"class":5235,"line":5305},[5233,13952,13953],{"class":5277},"# FIT на train\n",[5233,13955,13956],{"class":5235,"line":5332},[5233,13957,13958],{"class":5243},"preprocessor.fit(X_train)\n",[5233,13960,13961],{"class":5235,"line":5346},[5233,13962,5271],{"emptyLinePlaceholder":5270},[5233,13964,13965],{"class":5235,"line":5351},[5233,13966,13967],{"class":5277},"# TRANSFORM обидва\n",[5233,13969,13970],{"class":5235,"line":5357},[5233,13971,13972],{"class":5243},"X_train_processed = preprocessor.transform(X_train)\n",[5233,13974,13975],{"class":5235,"line":5672},[5233,13976,13977],{"class":5243},"X_test_processed = preprocessor.transform(X_test)\n",[5233,13979,13980],{"class":5235,"line":5677},[5233,13981,5271],{"emptyLinePlaceholder":5270},[5233,13983,13984,13986,13988,13990,13992,13994,13997],{"class":5235,"line":5683},[5233,13985,5721],{"class":5654},[5233,13987,5724],{"class":5243},[5233,13989,5727],{"class":5634},[5233,13991,5747],{"class":5287},[5233,13993,5789],{"class":5788},[5233,13995,13996],{"class":5287},"Після preprocessing:\"",[5233,13998,5291],{"class":5243},[5233,14000,14001,14003,14005,14007,14010,14012,14015,14017,14019],{"class":5235,"line":5689},[5233,14002,5721],{"class":5654},[5233,14004,5724],{"class":5243},[5233,14006,5727],{"class":5634},[5233,14008,14009],{"class":5287},"\"  Train: ",[5233,14011,5733],{"class":5634},[5233,14013,14014],{"class":5243},"X_train_processed.shape",[5233,14016,5744],{"class":5634},[5233,14018,5747],{"class":5287},[5233,14020,5291],{"class":5243},[5233,14022,14023,14025,14027,14029,14032,14034,14037,14039,14041],{"class":5235,"line":5698},[5233,14024,5721],{"class":5654},[5233,14026,5724],{"class":5243},[5233,14028,5727],{"class":5634},[5233,14030,14031],{"class":5287},"\"  Test:  ",[5233,14033,5733],{"class":5634},[5233,14035,14036],{"class":5243},"X_test_processed.shape",[5233,14038,5744],{"class":5634},[5233,14040,5747],{"class":5287},[5233,14042,5291],{"class":5243},[5233,14044,14045,14047,14049,14051,14053,14055,14058],{"class":5235,"line":5707},[5233,14046,5721],{"class":5654},[5233,14048,5724],{"class":5243},[5233,14050,5727],{"class":5634},[5233,14052,5747],{"class":5287},[5233,14054,5789],{"class":5788},[5233,14056,14057],{"class":5287},"Перевірка пропусків у train:\"",[5233,14059,5291],{"class":5243},[5233,14061,14062,14064,14066,14068,14071,14073,14076,14078,14080],{"class":5235,"line":5713},[5233,14063,5721],{"class":5654},[5233,14065,5724],{"class":5243},[5233,14067,5727],{"class":5634},[5233,14069,14070],{"class":5287},"\"  NaN count: ",[5233,14072,5733],{"class":5634},[5233,14074,14075],{"class":5243},"pd.DataFrame(X_train_processed).isnull().sum().sum()",[5233,14077,5744],{"class":5634},[5233,14079,5747],{"class":5287},[5233,14081,5291],{"class":5243},[5365,14083,14084,14088,14091,14095,14099,14103,14106,14110],{"v-slot:output":5228},[5368,14085,14087],{"className":14086},[5235],"Train: (1168, 8), Test: (292, 8)",[5368,14089],{"className":14090},[5235],[5368,14092,14094],{"className":14093},[5235],"Після preprocessing:",[5368,14096,14098],{"className":14097},[5235],"  Train: (1168, 36)",[5368,14100,14102],{"className":14101},[5235],"  Test:  (292, 36)",[5368,14104],{"className":14105},[5235],[5368,14107,14109],{"className":14108},[5235],"Перевірка пропусків у train:",[5368,14111,14113],{"className":14112},[5235],"  NaN count: 0",[5186,14115,14116,14118,14119,6656],{},[5190,14117,9788],{}," замість 8 стовпців (5 числових + 3 категоріальні) тепер маємо ",[5190,14120,14121],{},"36 стовпців",[6063,14123,14124,14127],{},[5390,14125,14126],{},"5 числових (масштабовані)",[5390,14128,14129,14130,14132],{},"31 категоріальний (One-Hot кодування з ",[5230,14131,8927],{},": 25 районів - 1 + 7 стилів - 1 + 6 типів гаражів - 1 = 31)",[6233,14134,14135,14140,14155],{},[5186,14136,14137],{},[5190,14138,14139],{},"Переваги такого підходу:",[5186,14141,14142,14143,14146,14147,14150,14151,14154],{},"✅ Всі кроки об'єднані в один об'єкт ",[5230,14144,14145],{},"preprocessor","\n✅ Легко зберегти та завантажити (за допомогою ",[5230,14148,14149],{},"joblib"," або ",[5230,14152,14153],{},"pickle",")\n✅ Гарантія правильного порядку операцій\n✅ Можна використати у production для нових даних:",[5223,14156,14158],{"className":5225,"code":14157,"language":5227,"meta":5228,"style":5228},"# Нові дані (наприклад, з production)\nnew_house = pd.DataFrame({...})\nnew_house_processed = preprocessor.transform(new_house)\nprediction = model.predict(new_house_processed)\n",[5230,14159,14160,14165,14170,14175],{"__ignoreMap":5228},[5233,14161,14162],{"class":5235,"line":5236},[5233,14163,14164],{"class":5277},"# Нові дані (наприклад, з production)\n",[5233,14166,14167],{"class":5235,"line":5253},[5233,14168,14169],{"class":5243},"new_house = pd.DataFrame({...})\n",[5233,14171,14172],{"class":5235,"line":5267},[5233,14173,14174],{"class":5243},"new_house_processed = preprocessor.transform(new_house)\n",[5233,14176,14177],{"class":5235,"line":5274},[5233,14178,14179],{"class":5243},"prediction = model.predict(new_house_processed)\n",[5475,14181],{},[5210,14183,14185],{"id":14184},"що-далі","Що далі?",[5186,14187,14188],{},"У цій статті ми розглянули три ключові проблеми preprocessing:",[5186,14190,8091,14191,14194,14195,14198,14199,14201,14202,14198,14204,14206,14207,14198,14209,14212,14213,14198,14215,14217],{},[5190,14192,14193],{},"Пропуски (Missing Values)"," → SimpleImputer (mean, median, mode, constant)",[14196,14197],"br",{},"\n✅ ",[5190,14200,5442],{}," → Label Encoding та One-Hot Encoding",[14196,14203],{},[5190,14205,5448],{}," → MinMaxScaler та StandardScaler",[14196,14208],{},[5190,14210,14211],{},"Уникнення Data Leakage"," → fit() тільки на train",[14196,14214],{},[5190,14216,12993],{}," → об'єднання всіх кроків в один об'єкт",[5186,14219,14220,14223],{},[5190,14221,14222],{},"У наступній статті"," ми нарешті навчимо повноцінну модель лінійної регресії на оброблених даних Housing:",[6063,14225,14226,14229,14232,14235,14242],{},[5390,14227,14228],{},"Побудуємо модель з усіма топ-20 ознаками",[5390,14230,14231],{},"Оцінимо якість на train та test",[5390,14233,14234],{},"Проаналізуємо коефіцієнти моделі — які ознаки найважливіші?",[5390,14236,14237,14238,14241],{},"Виявимо проблему ",[5190,14239,14240],{},"overfitting"," (перенавчання)",[5390,14243,14244,14245],{},"Навчимося її вирішувати за допомогою ",[5190,14246,14247],{},"регуляризації",[5475,14249],{},[5210,14251,14253],{"id":14252},"практика","Практика",[14255,14256,14257,14471,14493,14734],"accordion",{},[14258,14259,14262,14277,14282],"accordion-item",{"icon":14260,"label":14261},"i-lucide-clipboard-list","📋 Рівень 1: SimpleImputer з різними стратегіями",[5186,14263,14264,14267,14268,5193,14270,5193,14272,5193,14274,14276],{},[5190,14265,14266],{},"Завдання:"," Створіть датасет з пропусками (10 рядків, 3 стовпці: 2 числові, 1 категоріальна). Застосуйте SimpleImputer з усіма чотирма стратегіями (",[5230,14269,6159],{},[5230,14271,6180],{},[5230,14273,6200],{},[5230,14275,6220],{},"). Порівняйте результати.",[5186,14278,14279],{},[5190,14280,14281],{},"Підказка:",[5223,14283,14285],{"className":5225,"code":14284,"language":5227,"meta":5228,"style":5228},"import numpy as np\nimport pandas as pd\nfrom sklearn.impute import SimpleImputer\n\n# Створити дані з пропусками\ndata = pd.DataFrame({\n    'age': [25, 30, np.nan, 35, 40, np.nan, 50, 55, 60, 65],\n    'salary': [30000, np.nan, 45000, 50000, np.nan, 60000, 65000, np.nan, 75000, 80000],\n    'city': ['Kyiv', 'Lviv', np.nan, 'Odesa', 'Kyiv', 'Lviv', np.nan, 'Kyiv', 'Odesa', 'Lviv']\n})\n\n# Застосувати різні стратегії...\n",[5230,14286,14287,14297,14307,14317,14321,14326,14331,14374,14416,14458,14462,14466],{"__ignoreMap":5228},[5233,14288,14289,14291,14293,14295],{"class":5235,"line":5236},[5233,14290,5240],{"class":5239},[5233,14292,5579],{"class":5243},[5233,14294,5247],{"class":5239},[5233,14296,5584],{"class":5243},[5233,14298,14299,14301,14303,14305],{"class":5235,"line":5253},[5233,14300,5240],{"class":5239},[5233,14302,5244],{"class":5243},[5233,14304,5247],{"class":5239},[5233,14306,5250],{"class":5243},[5233,14308,14309,14311,14313,14315],{"class":5235,"line":5267},[5233,14310,5256],{"class":5239},[5233,14312,6301],{"class":5243},[5233,14314,5240],{"class":5239},[5233,14316,6306],{"class":5243},[5233,14318,14319],{"class":5235,"line":5274},[5233,14320,5271],{"emptyLinePlaceholder":5270},[5233,14322,14323],{"class":5235,"line":5281},[5233,14324,14325],{"class":5277},"# Створити дані з пропусками\n",[5233,14327,14328],{"class":5235,"line":5294},[5233,14329,14330],{"class":5243},"data = pd.DataFrame({\n",[5233,14332,14333,14336,14338,14340,14342,14344,14347,14349,14351,14353,14355,14357,14359,14362,14364,14367,14369,14372],{"class":5235,"line":5299},[5233,14334,14335],{"class":5287},"    'age'",[5233,14337,8205],{"class":5243},[5233,14339,10282],{"class":5323},[5233,14341,5193],{"class":5243},[5233,14343,10287],{"class":5323},[5233,14345,14346],{"class":5243},", np.nan, ",[5233,14348,10292],{"class":5323},[5233,14350,5193],{"class":5243},[5233,14352,10297],{"class":5323},[5233,14354,14346],{"class":5243},[5233,14356,12421],{"class":5323},[5233,14358,5193],{"class":5243},[5233,14360,14361],{"class":5323},"55",[5233,14363,5193],{"class":5243},[5233,14365,14366],{"class":5323},"60",[5233,14368,5193],{"class":5243},[5233,14370,14371],{"class":5323},"65",[5233,14373,8222],{"class":5243},[5233,14375,14376,14379,14381,14384,14386,14389,14391,14394,14396,14399,14401,14404,14406,14409,14411,14414],{"class":5235,"line":5305},[5233,14377,14378],{"class":5287},"    'salary'",[5233,14380,8205],{"class":5243},[5233,14382,14383],{"class":5323},"30000",[5233,14385,14346],{"class":5243},[5233,14387,14388],{"class":5323},"45000",[5233,14390,5193],{"class":5243},[5233,14392,14393],{"class":5323},"50000",[5233,14395,14346],{"class":5243},[5233,14397,14398],{"class":5323},"60000",[5233,14400,5193],{"class":5243},[5233,14402,14403],{"class":5323},"65000",[5233,14405,14346],{"class":5243},[5233,14407,14408],{"class":5323},"75000",[5233,14410,5193],{"class":5243},[5233,14412,14413],{"class":5323},"80000",[5233,14415,8222],{"class":5243},[5233,14417,14418,14421,14423,14426,14428,14431,14433,14436,14438,14440,14442,14444,14446,14448,14450,14452,14454,14456],{"class":5235,"line":5332},[5233,14419,14420],{"class":5287},"    'city'",[5233,14422,8205],{"class":5243},[5233,14424,14425],{"class":5287},"'Kyiv'",[5233,14427,5193],{"class":5243},[5233,14429,14430],{"class":5287},"'Lviv'",[5233,14432,14346],{"class":5243},[5233,14434,14435],{"class":5287},"'Odesa'",[5233,14437,5193],{"class":5243},[5233,14439,14425],{"class":5287},[5233,14441,5193],{"class":5243},[5233,14443,14430],{"class":5287},[5233,14445,14346],{"class":5243},[5233,14447,14425],{"class":5287},[5233,14449,5193],{"class":5243},[5233,14451,14435],{"class":5287},[5233,14453,5193],{"class":5243},[5233,14455,14430],{"class":5287},[5233,14457,7730],{"class":5243},[5233,14459,14460],{"class":5235,"line":5346},[5233,14461,5710],{"class":5243},[5233,14463,14464],{"class":5235,"line":5351},[5233,14465,5271],{"emptyLinePlaceholder":5270},[5233,14467,14468],{"class":5235,"line":5357},[5233,14469,14470],{"class":5277},"# Застосувати різні стратегії...\n",[14258,14472,14474,14479,14490],{"icon":14260,"label":14473},"📋 Рівень 2: Factorize vs One-Hot Encoding",[5186,14475,14476,14478],{},[5190,14477,14266],{}," Створіть датасет з однією категоріальною ознакою \"Transport\" (6 значень: \"Car\", \"Bus\", \"Train\", \"Bike\", \"Walk\", \"Plane\"). Закодуйте двома способами:",[5387,14480,14481,14486],{},[5390,14482,14483,14485],{},[5230,14484,7837],{}," (factorize)",[5390,14487,14488],{},[5230,14489,8578],{},[5186,14491,14492],{},"Порівняйте форму результатів. Поясніть, у якій задачі ML кожен метод був би кращим.",[14258,14494,14496,14501,14626,14630],{"icon":14260,"label":14495},"📋 Рівень 3: Повний preprocessing pipeline для Housing",[5186,14497,14498,14500],{},[5190,14499,14266],{}," Для датасету Housing створіть повний preprocessing pipeline:",[6063,14502,14503,14544,14566,14572,14582,14592,14598,14612],{},[5390,14504,14505,14506,14509,14510,14512,14513,14515,14516,14518,14519,9869,14521,14523,14524,14527,14528,14531,14532,14535,14536,14539,14540,14543],{},"Оберіть ",[5190,14507,14508],{},"10 числових ознак",": ",[5230,14511,9872],{}," (житлова площа), ",[5230,14514,13417],{}," (площа підвалу), ",[5230,14517,5498],{}," (площа гаража), ",[5230,14520,9868],{},[5230,14522,13457],{}," (площа 1-го поверху), ",[5230,14525,14526],{},"LotArea"," (площа ділянки), ",[5230,14529,14530],{},"OverallQual"," (загальна якість), ",[5230,14533,14534],{},"OverallCond"," (загальний стан), ",[5230,14537,14538],{},"YearRemodAdd"," (рік реконструкції), ",[5230,14541,14542],{},"FullBath"," (повноцінні ванні кімнати)",[5390,14545,14505,14546,14509,14549,14551,14552,14554,14555,14557,14558,14561,14562,14565],{},[5190,14547,14548],{},"5 категоріальних ознак",[5230,14550,9541],{}," (район), ",[5230,14553,13484],{}," (стиль будинку), ",[5230,14556,5962],{}," (тип гаража), ",[5230,14559,14560],{},"Foundation"," (тип фундаменту), ",[5230,14563,14564],{},"HeatingQC"," (якість опалення)",[5390,14567,14568,14569,14571],{},"Створіть ",[5230,14570,13046],{}," з окремими pipeline для кожного типу",[5390,14573,14574,14575,14578,14579,8812],{},"Числові: заповнення медіаною (",[5230,14576,14577],{},"SimpleImputer(strategy='median')",") + стандартизація (",[5230,14580,14581],{},"StandardScaler()",[5390,14583,14584,14585,14588,14589,8812],{},"Категоріальні: заповнення модою (",[5230,14586,14587],{},"SimpleImputer(strategy='most_frequent')",") + бінарне кодування (",[5230,14590,14591],{},"OneHotEncoder(drop='first', sparse_output=False)",[5390,14593,14594,14595],{},"Розбийте на train\u002Ftest (80\u002F20) із фіксацією ",[5230,14596,14597],{},"random_state=42",[5390,14599,14600,14601,14604,14605,14608,14609,8812],{},"Навчіть pipeline (",[5230,14602,14603],{},"fit",") ",[5190,14606,14607],{},"виключно на train"," та масштабуйте обидві вибірки (",[5230,14610,14611],{},"transform",[5390,14613,14614,14615],{},"Перевірте:\n",[5387,14616,14617,14620,14623],{},[5390,14618,14619],{},"Форму даних до та після обробки",[5390,14621,14622],{},"Відсутність пропусків (NaN count має дорівнювати 0)",[5390,14624,14625],{},"Статистику числових ознак у train (середнє $\\approx 0$, std $= 1$)",[5186,14627,14628],{},[5190,14629,14281],{},[5223,14631,14633],{"className":5225,"code":14632,"language":5227,"meta":5228,"style":5228},"numeric_features = [\n    'GrLivArea', 'TotalBsmtSF', 'GarageArea', 'YearBuilt', '1stFlrSF',\n    'LotArea', 'OverallQual', 'OverallCond', 'YearRemodAdd', 'FullBath'\n]\ncategorical_features = [\n    'Neighborhood', 'HouseStyle', 'GarageType', 'Foundation', 'HeatingQC'\n]\n\n# Створити ColumnTransformer та навчити на X_train...\n",[5230,14634,14635,14640,14664,14689,14693,14698,14721,14725,14729],{"__ignoreMap":5228},[5233,14636,14637],{"class":5235,"line":5236},[5233,14638,14639],{"class":5243},"numeric_features = [\n",[5233,14641,14642,14645,14647,14649,14651,14653,14655,14657,14659,14661],{"class":5235,"line":5253},[5233,14643,14644],{"class":5287},"    'GrLivArea'",[5233,14646,5193],{"class":5243},[5233,14648,13210],{"class":5287},[5233,14650,5193],{"class":5243},[5233,14652,13215],{"class":5287},[5233,14654,5193],{"class":5243},[5233,14656,9913],{"class":5287},[5233,14658,5193],{"class":5243},[5233,14660,13224],{"class":5287},[5233,14662,14663],{"class":5243},",\n",[5233,14665,14666,14669,14671,14674,14676,14679,14681,14684,14686],{"class":5235,"line":5267},[5233,14667,14668],{"class":5287},"    'LotArea'",[5233,14670,5193],{"class":5243},[5233,14672,14673],{"class":5287},"'OverallQual'",[5233,14675,5193],{"class":5243},[5233,14677,14678],{"class":5287},"'OverallCond'",[5233,14680,5193],{"class":5243},[5233,14682,14683],{"class":5287},"'YearRemodAdd'",[5233,14685,5193],{"class":5243},[5233,14687,14688],{"class":5287},"'FullBath'\n",[5233,14690,14691],{"class":5235,"line":5274},[5233,14692,7730],{"class":5243},[5233,14694,14695],{"class":5235,"line":5281},[5233,14696,14697],{"class":5243},"categorical_features = [\n",[5233,14699,14700,14703,14705,14707,14709,14711,14713,14716,14718],{"class":5235,"line":5294},[5233,14701,14702],{"class":5287},"    'Neighborhood'",[5233,14704,5193],{"class":5243},[5233,14706,13238],{"class":5287},[5233,14708,5193],{"class":5243},[5233,14710,7263],{"class":5287},[5233,14712,5193],{"class":5243},[5233,14714,14715],{"class":5287},"'Foundation'",[5233,14717,5193],{"class":5243},[5233,14719,14720],{"class":5287},"'HeatingQC'\n",[5233,14722,14723],{"class":5235,"line":5299},[5233,14724,7730],{"class":5243},[5233,14726,14727],{"class":5235,"line":5305},[5233,14728,5271],{"emptyLinePlaceholder":5270},[5233,14730,14731],{"class":5235,"line":5332},[5233,14732,14733],{"class":5277},"# Створити ColumnTransformer та навчити на X_train...\n",[14258,14735,14738,15528],{"icon":14736,"label":14737},"i-lucide-check-circle","✅ Розв'язок рівня 3",[14739,14740,14741],"code-group",{},[5223,14742,14745],{"className":5225,"code":14743,"filename":14744,"language":5227,"meta":5228,"style":5228},"from sklearn.pipeline import Pipeline\nfrom sklearn.compose import ColumnTransformer\nfrom sklearn.impute import SimpleImputer\nfrom sklearn.preprocessing import StandardScaler, OneHotEncoder\nfrom sklearn.model_selection import train_test_split\nimport pandas as pd\nimport numpy as np\n\n# 1. Завантажити дані\ndf = pd.read_csv('train.csv')\n\n# 2. Визначити ознаки з українськими відповідниками\nnumeric_features = [\n    'GrLivArea',    # житлова площа над землею\n    'TotalBsmtSF',  # загальна площа підвалу\n    'GarageArea',   # площа гаража\n    'YearBuilt',    # рік будівництва\n    '1stFlrSF',     # площа першого поверху\n    'LotArea',      # площа земельної ділянки\n    'OverallQual',  # загальна якість матеріалів та оздоблення\n    'OverallCond',  # загальний стан будинку\n    'YearRemodAdd', # рік реконструкції\n    'FullBath'      # повноцінні ванні кімнати\n]\n\ncategorical_features = [\n    'Neighborhood', # район розташування\n    'HouseStyle',   # архітектурний стиль будинку\n    'GarageType',   # тип розташування гаража\n    'Foundation',   # тип фундаменту\n    'HeatingQC'     # якість системи опалення\n]\n\nX = df[numeric_features + categorical_features]\ny = df['SalePrice']  # SalePrice (ціна продажу)\n\nprint(f\"Форма ДО: {X.shape}\")\nprint(f\"Пропуски ДО:\\n{X.isnull().sum()[X.isnull().sum() > 0]}\\n\")\n\n# 3. Створити окремі transformers\nnumeric_transformer = Pipeline(steps=[\n    ('imputer', SimpleImputer(strategy='median')),\n    ('scaler', StandardScaler())\n])\n\ncategorical_transformer = Pipeline(steps=[\n    ('imputer', SimpleImputer(strategy='most_frequent')),\n    ('onehot', OneHotEncoder(drop='first', sparse_output=False))\n])\n\n# 4. Об'єднати у ColumnTransformer\npreprocessor = ColumnTransformer(\n    transformers=[\n        ('num', numeric_transformer, numeric_features),\n        ('cat', categorical_transformer, categorical_features)\n    ])\n\n# 5. Розбити на train\u002Ftest\nX_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42)\n\n# 6. Fit ТІЛЬКИ на train, Transform на train і test\npreprocessor.fit(X_train)\nX_train_processed = preprocessor.transform(X_train)\nX_test_processed = preprocessor.transform(X_test)\n\nprint(f\"Форма ПІСЛЯ:\")\nprint(f\"  Train: {X_train_processed.shape}\")\nprint(f\"  Test:  {X_test_processed.shape}\")\n\nprint(f\"\\nПропуски ПІСЛЯ:\")\nprint(f\"  Train NaN: {pd.DataFrame(X_train_processed).isnull().sum().sum()}\")\nprint(f\"  Test NaN:  {pd.DataFrame(X_test_processed).isnull().sum().sum()}\")\n\nprint(f\"\\nСтатистика числових ознак у train (10 ознак):\")\nprint(f\"  Mean (середнє): {np.round(X_train_processed[:, :10].mean(axis=0), 2)}\")\nprint(f\"  Std (відхил):   {np.round(X_train_processed[:, :10].std(axis=0), 2)}\")\n","Повний код",[5230,14746,14747,14757,14767,14777,14787,14797,14807,14817,14821,14826,14834,14838,14843,14847,14857,14868,14879,14889,14900,14910,14920,14930,14940,14948,14952,14956,14960,14969,14979,14989,14999,15007,15011,15015,15019,15031,15035,15056,15086,15090,15095,15103,15120,15129,15133,15137,15145,15161,15185,15189,15194,15200,15205,15212,15222,15232,15237,15242,15248,15270,15275,15281,15286,15291,15296,15301,15315,15336,15357,15362,15380,15402,15425,15430,15448,15489],{"__ignoreMap":5228},[5233,14748,14749,14751,14753,14755],{"class":5235,"line":5236},[5233,14750,5256],{"class":5239},[5233,14752,13105],{"class":5243},[5233,14754,5240],{"class":5239},[5233,14756,13110],{"class":5243},[5233,14758,14759,14761,14763,14765],{"class":5235,"line":5253},[5233,14760,5256],{"class":5239},[5233,14762,13117],{"class":5243},[5233,14764,5240],{"class":5239},[5233,14766,13122],{"class":5243},[5233,14768,14769,14771,14773,14775],{"class":5235,"line":5267},[5233,14770,5256],{"class":5239},[5233,14772,6301],{"class":5243},[5233,14774,5240],{"class":5239},[5233,14776,6306],{"class":5243},[5233,14778,14779,14781,14783,14785],{"class":5235,"line":5274},[5233,14780,5256],{"class":5239},[5233,14782,7851],{"class":5243},[5233,14784,5240],{"class":5239},[5233,14786,13143],{"class":5243},[5233,14788,14789,14791,14793,14795],{"class":5235,"line":5281},[5233,14790,5256],{"class":5239},[5233,14792,12355],{"class":5243},[5233,14794,5240],{"class":5239},[5233,14796,12360],{"class":5243},[5233,14798,14799,14801,14803,14805],{"class":5235,"line":5294},[5233,14800,5240],{"class":5239},[5233,14802,5244],{"class":5243},[5233,14804,5247],{"class":5239},[5233,14806,5250],{"class":5243},[5233,14808,14809,14811,14813,14815],{"class":5235,"line":5299},[5233,14810,5240],{"class":5239},[5233,14812,5579],{"class":5243},[5233,14814,5247],{"class":5239},[5233,14816,5584],{"class":5243},[5233,14818,14819],{"class":5235,"line":5305},[5233,14820,5271],{"emptyLinePlaceholder":5270},[5233,14822,14823],{"class":5235,"line":5332},[5233,14824,14825],{"class":5277},"# 1. Завантажити дані\n",[5233,14827,14828,14830,14832],{"class":5235,"line":5346},[5233,14829,5284],{"class":5243},[5233,14831,5288],{"class":5287},[5233,14833,5291],{"class":5243},[5233,14835,14836],{"class":5235,"line":5351},[5233,14837,5271],{"emptyLinePlaceholder":5270},[5233,14839,14840],{"class":5235,"line":5357},[5233,14841,14842],{"class":5277},"# 2. Визначити ознаки з українськими відповідниками\n",[5233,14844,14845],{"class":5235,"line":5672},[5233,14846,14639],{"class":5243},[5233,14848,14849,14851,14854],{"class":5235,"line":5677},[5233,14850,14644],{"class":5287},[5233,14852,14853],{"class":5243},",    ",[5233,14855,14856],{"class":5277},"# житлова площа над землею\n",[5233,14858,14859,14862,14865],{"class":5235,"line":5683},[5233,14860,14861],{"class":5287},"    'TotalBsmtSF'",[5233,14863,14864],{"class":5243},",  ",[5233,14866,14867],{"class":5277},"# загальна площа підвалу\n",[5233,14869,14870,14873,14876],{"class":5235,"line":5689},[5233,14871,14872],{"class":5287},"    'GarageArea'",[5233,14874,14875],{"class":5243},",   ",[5233,14877,14878],{"class":5277},"# площа гаража\n",[5233,14880,14881,14884,14886],{"class":5235,"line":5698},[5233,14882,14883],{"class":5287},"    'YearBuilt'",[5233,14885,14853],{"class":5243},[5233,14887,14888],{"class":5277},"# рік будівництва\n",[5233,14890,14891,14894,14897],{"class":5235,"line":5707},[5233,14892,14893],{"class":5287},"    '1stFlrSF'",[5233,14895,14896],{"class":5243},",     ",[5233,14898,14899],{"class":5277},"# площа першого поверху\n",[5233,14901,14902,14904,14907],{"class":5235,"line":5713},[5233,14903,14668],{"class":5287},[5233,14905,14906],{"class":5243},",      ",[5233,14908,14909],{"class":5277},"# площа земельної ділянки\n",[5233,14911,14912,14915,14917],{"class":5235,"line":5718},[5233,14913,14914],{"class":5287},"    'OverallQual'",[5233,14916,14864],{"class":5243},[5233,14918,14919],{"class":5277},"# загальна якість матеріалів та оздоблення\n",[5233,14921,14922,14925,14927],{"class":5235,"line":5752},[5233,14923,14924],{"class":5287},"    'OverallCond'",[5233,14926,14864],{"class":5243},[5233,14928,14929],{"class":5277},"# загальний стан будинку\n",[5233,14931,14932,14935,14937],{"class":5235,"line":5777},[5233,14933,14934],{"class":5287},"    'YearRemodAdd'",[5233,14936,5193],{"class":5243},[5233,14938,14939],{"class":5277},"# рік реконструкції\n",[5233,14941,14942,14945],{"class":5235,"line":5801},[5233,14943,14944],{"class":5287},"    'FullBath'",[5233,14946,14947],{"class":5277},"      # повноцінні ванні кімнати\n",[5233,14949,14950],{"class":5235,"line":11353},[5233,14951,7730],{"class":5243},[5233,14953,14954],{"class":5235,"line":11358},[5233,14955,5271],{"emptyLinePlaceholder":5270},[5233,14957,14958],{"class":5235,"line":11364},[5233,14959,14697],{"class":5243},[5233,14961,14962,14964,14966],{"class":5235,"line":11407},[5233,14963,14702],{"class":5287},[5233,14965,5193],{"class":5243},[5233,14967,14968],{"class":5277},"# район розташування\n",[5233,14970,14971,14974,14976],{"class":5235,"line":11434},[5233,14972,14973],{"class":5287},"    'HouseStyle'",[5233,14975,14875],{"class":5243},[5233,14977,14978],{"class":5277},"# архітектурний стиль будинку\n",[5233,14980,14981,14984,14986],{"class":5235,"line":11448},[5233,14982,14983],{"class":5287},"    'GarageType'",[5233,14985,14875],{"class":5243},[5233,14987,14988],{"class":5277},"# тип розташування гаража\n",[5233,14990,14991,14994,14996],{"class":5235,"line":11461},[5233,14992,14993],{"class":5287},"    'Foundation'",[5233,14995,14875],{"class":5243},[5233,14997,14998],{"class":5277},"# тип фундаменту\n",[5233,15000,15001,15004],{"class":5235,"line":11514},[5233,15002,15003],{"class":5287},"    'HeatingQC'",[5233,15005,15006],{"class":5277},"     # якість системи опалення\n",[5233,15008,15009],{"class":5235,"line":11523},[5233,15010,7730],{"class":5243},[5233,15012,15013],{"class":5235,"line":11540},[5233,15014,5271],{"emptyLinePlaceholder":5270},[5233,15016,15017],{"class":5235,"line":11545},[5233,15018,13258],{"class":5243},[5233,15020,15021,15023,15025,15028],{"class":5235,"line":11551},[5233,15022,5335],{"class":5243},[5233,15024,5311],{"class":5287},[5233,15026,15027],{"class":5243},"]  ",[5233,15029,15030],{"class":5277},"# SalePrice (ціна продажу)\n",[5233,15032,15033],{"class":5235,"line":11594},[5233,15034,5271],{"emptyLinePlaceholder":5270},[5233,15036,15037,15039,15041,15043,15046,15048,15050,15052,15054],{"class":5235,"line":11621},[5233,15038,5721],{"class":5654},[5233,15040,5724],{"class":5243},[5233,15042,5727],{"class":5634},[5233,15044,15045],{"class":5287},"\"Форма ДО: ",[5233,15047,5733],{"class":5634},[5233,15049,12453],{"class":5243},[5233,15051,5744],{"class":5634},[5233,15053,5747],{"class":5287},[5233,15055,5291],{"class":5243},[5233,15057,15058,15060,15062,15064,15067,15069,15071,15074,15076,15078,15080,15082,15084],{"class":5235,"line":11635},[5233,15059,5721],{"class":5654},[5233,15061,5724],{"class":5243},[5233,15063,5727],{"class":5634},[5233,15065,15066],{"class":5287},"\"Пропуски ДО:",[5233,15068,5789],{"class":5788},[5233,15070,5733],{"class":5634},[5233,15072,15073],{"class":5243},"X.isnull().sum()[X.isnull().sum() > ",[5233,15075,5623],{"class":5323},[5233,15077,5741],{"class":5243},[5233,15079,5744],{"class":5634},[5233,15081,5789],{"class":5788},[5233,15083,5747],{"class":5287},[5233,15085,5291],{"class":5243},[5233,15087,15088],{"class":5235,"line":11648},[5233,15089,5271],{"emptyLinePlaceholder":5270},[5233,15091,15092],{"class":5235,"line":11706},[5233,15093,15094],{"class":5277},"# 3. Створити окремі transformers\n",[5233,15096,15097,15099,15101],{"class":5235,"line":11715},[5233,15098,13529],{"class":5243},[5233,15100,13532],{"class":5316},[5233,15102,13535],{"class":5243},[5233,15104,15105,15107,15109,15111,15113,15115,15117],{"class":5235,"line":11732},[5233,15106,13540],{"class":5243},[5233,15108,13543],{"class":5287},[5233,15110,13546],{"class":5243},[5233,15112,6471],{"class":5316},[5233,15114,5320],{"class":5243},[5233,15116,6789],{"class":5287},[5233,15118,15119],{"class":5243},")),\n",[5233,15121,15122,15124,15126],{"class":5235,"line":11737},[5233,15123,13540],{"class":5243},[5233,15125,13565],{"class":5287},[5233,15127,15128],{"class":5243},", StandardScaler())\n",[5233,15130,15131],{"class":5235,"line":11743},[5233,15132,8012],{"class":5243},[5233,15134,15135],{"class":5235,"line":11749},[5233,15136,5271],{"emptyLinePlaceholder":5270},[5233,15138,15139,15141,15143],{"class":5235,"line":11754},[5233,15140,13589],{"class":5243},[5233,15142,13532],{"class":5316},[5233,15144,13535],{"class":5243},[5233,15146,15147,15149,15151,15153,15155,15157,15159],{"class":5235,"line":11766},[5233,15148,13540],{"class":5243},[5233,15150,13543],{"class":5287},[5233,15152,13546],{"class":5243},[5233,15154,6471],{"class":5316},[5233,15156,5320],{"class":5243},[5233,15158,7025],{"class":5287},[5233,15160,15119],{"class":5243},[5233,15162,15163,15165,15167,15169,15171,15173,15175,15177,15179,15181,15183],{"class":5235,"line":11818},[5233,15164,13540],{"class":5243},[5233,15166,13619],{"class":5287},[5233,15168,13622],{"class":5243},[5233,15170,8973],{"class":5316},[5233,15172,5320],{"class":5243},[5233,15174,8978],{"class":5287},[5233,15176,5193],{"class":5243},[5233,15178,8652],{"class":5316},[5233,15180,5320],{"class":5243},[5233,15182,5635],{"class":5634},[5233,15184,5812],{"class":5243},[5233,15186,15187],{"class":5235,"line":11867},[5233,15188,8012],{"class":5243},[5233,15190,15192],{"class":5235,"line":15191},50,[5233,15193,5271],{"emptyLinePlaceholder":5270},[5233,15195,15197],{"class":5235,"line":15196},51,[5233,15198,15199],{"class":5277},"# 4. Об'єднати у ColumnTransformer\n",[5233,15201,15203],{"class":5235,"line":15202},52,[5233,15204,13746],{"class":5243},[5233,15206,15208,15210],{"class":5235,"line":15207},53,[5233,15209,13751],{"class":5316},[5233,15211,13535],{"class":5243},[5233,15213,15215,15217,15219],{"class":5235,"line":15214},54,[5233,15216,13758],{"class":5243},[5233,15218,13761],{"class":5287},[5233,15220,15221],{"class":5243},", numeric_transformer, numeric_features),\n",[5233,15223,15225,15227,15229],{"class":5235,"line":15224},55,[5233,15226,13758],{"class":5243},[5233,15228,13774],{"class":5287},[5233,15230,15231],{"class":5243},", categorical_transformer, categorical_features)\n",[5233,15233,15235],{"class":5235,"line":15234},56,[5233,15236,13785],{"class":5243},[5233,15238,15240],{"class":5235,"line":15239},57,[5233,15241,5271],{"emptyLinePlaceholder":5270},[5233,15243,15245],{"class":5235,"line":15244},58,[5233,15246,15247],{"class":5277},"# 5. Розбити на train\u002Ftest\n",[5233,15249,15251,15254,15256,15258,15260,15262,15264,15266,15268],{"class":5235,"line":15250},59,[5233,15252,15253],{"class":5243},"X_train, X_test, y_train, y_test = train_test_split(X, y, ",[5233,15255,12282],{"class":5316},[5233,15257,5320],{"class":5243},[5233,15259,12287],{"class":5323},[5233,15261,5193],{"class":5243},[5233,15263,12566],{"class":5316},[5233,15265,5320],{"class":5243},[5233,15267,12397],{"class":5323},[5233,15269,5291],{"class":5243},[5233,15271,15273],{"class":5235,"line":15272},60,[5233,15274,5271],{"emptyLinePlaceholder":5270},[5233,15276,15278],{"class":5235,"line":15277},61,[5233,15279,15280],{"class":5277},"# 6. Fit ТІЛЬКИ на train, Transform на train і test\n",[5233,15282,15284],{"class":5235,"line":15283},62,[5233,15285,13958],{"class":5243},[5233,15287,15289],{"class":5235,"line":15288},63,[5233,15290,13972],{"class":5243},[5233,15292,15294],{"class":5235,"line":15293},64,[5233,15295,13977],{"class":5243},[5233,15297,15299],{"class":5235,"line":15298},65,[5233,15300,5271],{"emptyLinePlaceholder":5270},[5233,15302,15304,15306,15308,15310,15313],{"class":5235,"line":15303},66,[5233,15305,5721],{"class":5654},[5233,15307,5724],{"class":5243},[5233,15309,5727],{"class":5634},[5233,15311,15312],{"class":5287},"\"Форма ПІСЛЯ:\"",[5233,15314,5291],{"class":5243},[5233,15316,15318,15320,15322,15324,15326,15328,15330,15332,15334],{"class":5235,"line":15317},67,[5233,15319,5721],{"class":5654},[5233,15321,5724],{"class":5243},[5233,15323,5727],{"class":5634},[5233,15325,14009],{"class":5287},[5233,15327,5733],{"class":5634},[5233,15329,14014],{"class":5243},[5233,15331,5744],{"class":5634},[5233,15333,5747],{"class":5287},[5233,15335,5291],{"class":5243},[5233,15337,15339,15341,15343,15345,15347,15349,15351,15353,15355],{"class":5235,"line":15338},68,[5233,15340,5721],{"class":5654},[5233,15342,5724],{"class":5243},[5233,15344,5727],{"class":5634},[5233,15346,14031],{"class":5287},[5233,15348,5733],{"class":5634},[5233,15350,14036],{"class":5243},[5233,15352,5744],{"class":5634},[5233,15354,5747],{"class":5287},[5233,15356,5291],{"class":5243},[5233,15358,15360],{"class":5235,"line":15359},69,[5233,15361,5271],{"emptyLinePlaceholder":5270},[5233,15363,15365,15367,15369,15371,15373,15375,15378],{"class":5235,"line":15364},70,[5233,15366,5721],{"class":5654},[5233,15368,5724],{"class":5243},[5233,15370,5727],{"class":5634},[5233,15372,5747],{"class":5287},[5233,15374,5789],{"class":5788},[5233,15376,15377],{"class":5287},"Пропуски ПІСЛЯ:\"",[5233,15379,5291],{"class":5243},[5233,15381,15383,15385,15387,15389,15392,15394,15396,15398,15400],{"class":5235,"line":15382},71,[5233,15384,5721],{"class":5654},[5233,15386,5724],{"class":5243},[5233,15388,5727],{"class":5634},[5233,15390,15391],{"class":5287},"\"  Train NaN: ",[5233,15393,5733],{"class":5634},[5233,15395,14075],{"class":5243},[5233,15397,5744],{"class":5634},[5233,15399,5747],{"class":5287},[5233,15401,5291],{"class":5243},[5233,15403,15405,15407,15409,15411,15414,15416,15419,15421,15423],{"class":5235,"line":15404},72,[5233,15406,5721],{"class":5654},[5233,15408,5724],{"class":5243},[5233,15410,5727],{"class":5634},[5233,15412,15413],{"class":5287},"\"  Test NaN:  ",[5233,15415,5733],{"class":5634},[5233,15417,15418],{"class":5243},"pd.DataFrame(X_test_processed).isnull().sum().sum()",[5233,15420,5744],{"class":5634},[5233,15422,5747],{"class":5287},[5233,15424,5291],{"class":5243},[5233,15426,15428],{"class":5235,"line":15427},73,[5233,15429,5271],{"emptyLinePlaceholder":5270},[5233,15431,15433,15435,15437,15439,15441,15443,15446],{"class":5235,"line":15432},74,[5233,15434,5721],{"class":5654},[5233,15436,5724],{"class":5243},[5233,15438,5727],{"class":5634},[5233,15440,5747],{"class":5287},[5233,15442,5789],{"class":5788},[5233,15444,15445],{"class":5287},"Статистика числових ознак у train (10 ознак):\"",[5233,15447,5291],{"class":5243},[5233,15449,15451,15453,15455,15457,15460,15462,15465,15467,15470,15472,15474,15476,15479,15481,15483,15485,15487],{"class":5235,"line":15450},75,[5233,15452,5721],{"class":5654},[5233,15454,5724],{"class":5243},[5233,15456,5727],{"class":5634},[5233,15458,15459],{"class":5287},"\"  Mean (середнє): ",[5233,15461,5733],{"class":5634},[5233,15463,15464],{"class":5243},"np.round(X_train_processed[:, :",[5233,15466,5809],{"class":5323},[5233,15468,15469],{"class":5243},"].mean(",[5233,15471,5317],{"class":5316},[5233,15473,5320],{"class":5243},[5233,15475,5623],{"class":5323},[5233,15477,15478],{"class":5243},"), ",[5233,15480,5667],{"class":5323},[5233,15482,8812],{"class":5243},[5233,15484,5744],{"class":5634},[5233,15486,5747],{"class":5287},[5233,15488,5291],{"class":5243},[5233,15490,15492,15494,15496,15498,15501,15503,15505,15507,15510,15512,15514,15516,15518,15520,15522,15524,15526],{"class":5235,"line":15491},76,[5233,15493,5721],{"class":5654},[5233,15495,5724],{"class":5243},[5233,15497,5727],{"class":5634},[5233,15499,15500],{"class":5287},"\"  Std (відхил):   ",[5233,15502,5733],{"class":5634},[5233,15504,15464],{"class":5243},[5233,15506,5809],{"class":5323},[5233,15508,15509],{"class":5243},"].std(",[5233,15511,5317],{"class":5316},[5233,15513,5320],{"class":5243},[5233,15515,5623],{"class":5323},[5233,15517,15478],{"class":5243},[5233,15519,5667],{"class":5323},[5233,15521,8812],{"class":5243},[5233,15523,5744],{"class":5634},[5233,15525,5747],{"class":5287},[5233,15527,5291],{"class":5243},[15529,15530,15532,15536,15540,15544,15547,15551,15555,15559,15562,15566,15570,15574,15577,15581,15585],"terminal-preview",{":cursor":10205,"title":15531},"python housing_preprocessing.py",[5368,15533,15535],{"className":15534},[5235],"Форма ДО: (1460 будинків, 15 ознак)",[5368,15537,15539],{"className":15538},[5235],"Пропуски ДО:",[5368,15541,15543],{"className":15542},[5235],"  GarageType: 81 пропуск (заповнено модою)",[5368,15545],{"className":15546},[5235],[5368,15548,15550],{"className":15549},[5235],"Форма ПІСЛЯ:",[5368,15552,15554],{"className":15553},[5235],"  Train: (1168, 49 стовпців)",[5368,15556,15558],{"className":15557},[5235],"  Test:  (292, 49 стовпців)",[5368,15560],{"className":15561},[5235],[5368,15563,15565],{"className":15564},[5235],"Пропуски ПІСЛЯ:",[5368,15567,15569],{"className":15568},[5235],"  Train NaN: 0",[5368,15571,15573],{"className":15572},[5235],"  Test NaN:  0",[5368,15575],{"className":15576},[5235],[5368,15578,15580],{"className":15579},[5235],"Статистика числових ознак у train (10 ознак):",[5368,15582,15584],{"className":15583},[5235],"  Mean (середнє): [0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]",[5368,15586,15588],{"className":15587},[5235],"  Std (відхил):   [1. 1. 1. 1. 1. 1. 1. 1. 1. 1.]",[5475,15590],{},[5210,15592,15594],{"id":15593},"резюме","Резюме",[5424,15596,15597,15600,15615,15621,15628,15639,15649,15652,15656,15676,15680,15686],{},[5427,15598,15599],{"icon":5452,"title":5207},"Підготовка даних перед навчанням моделі. Включає обробку пропусків, кодування категорій та масштабування ознак.",[5427,15601,15602,15603,15605,15606,15608,15609,15611,15612,15614],{"icon":3072,"title":5460},"Заповнення пропусків (NaN) стратегіями: ",[5230,15604,6159],{}," (середнє), ",[5230,15607,6180],{}," (медіана), ",[5230,15610,6200],{}," (мода), ",[5230,15613,6220],{}," (константа).",[5427,15616,15617,15618,15620],{"icon":9470,"title":9371},"Кодування категорій числами (0, 1, 2, ...). Вводить штучний порядок. Підходить для ",[5190,15619,8087],{}," категорій (Low \u003C Medium \u003C High).",[5427,15622,15623,15624,15627],{"icon":9497,"title":8125},"Створення бінарних стовпців для кожної категорії (0 або 1). Без штучного порядку. Підходить для ",[5190,15625,15626],{},"номінальних"," категорій (Red, Blue, Green).",[5427,15629,15631,15632,15634,15635,15638],{"icon":15630,"title":10183},"i-lucide-minimize-2","Масштабування до діапазону ",[5233,15633,10189],{},". Формула: ",[10192,15636],{"tex":15637,":inline":10205},"(x - \\min) \u002F (\\max - \\min)",". Чутливий до викидів.",[5427,15640,15642,15643,15645,15646],{"icon":15641,"title":10667},"i-lucide-sigma","Стандартизація: центрування навколо 0, std = 1. Формула: ",[10192,15644],{"tex":12086,":inline":10205},". Стійкий до викидів. ",[5190,15647,15648],{},"Рекомендований за замовчуванням.",[5427,15650,15651],{"icon":12998,"title":12993},"Об'єднання кроків preprocessing у один об'єкт. Автоматичний порядок операцій, легко зберігати та використовувати.",[5427,15653,15655],{"icon":15654,"title":13046},"i-lucide-columns","Застосування різних перетворень до різних стовпців (числові vs категоріальні). Використовується разом з Pipeline.",[5427,15657,15659,15660,10668,15663,15665,15666,15669,15670,15672,15673,15675],{"icon":5429,"title":15658},"Data Leakage","Витік інформації з test у train. ",[5190,15661,15662],{},"Критична помилка:",[5230,15664,6651],{}," на всіх даних → потім split. ",[5190,15667,15668],{},"Правильно:"," split → ",[5230,15671,6651],{}," тільки на train → ",[5230,15674,6655],{}," обидва.",[5427,15677,15679],{"icon":6038,"title":15678},"`drop='first'`","Видалення першого стовпця у One-Hot Encoding для уникнення мультиколінеарності. Рекомендується для лінійної регресії.",[5427,15681,8924,15683,15685],{"icon":4409,"title":15682},"`sparse_output=False`",[5230,15684,8578],{}," (sklearn 1.2+). Повертає NumPy масив замість розрідженої матриці (sparse matrix). Зручніше для малих даних.",[5427,15687,15690,15692,15693,15695,15696,15699],{"icon":15688,"title":15689},"i-lucide-repeat",".fit() vs .transform()",[5230,15691,6651],{}," — навчитися на даних (обчислити параметри). ",[5230,15694,6655],{}," — застосувати навчені параметри. ",[5230,15697,15698],{},".fit_transform()"," — обидва за один виклик.",[15701,15702,15703],"style",{},"html pre.shiki code .s8xlr, html code.shiki .s8xlr{--shiki-light:#AF00DB;--shiki-default:#C586C0;--shiki-dark:#C586C0}html pre.shiki code .sHH4Y, html code.shiki .sHH4Y{--shiki-light:#000000;--shiki-default:#D4D4D4;--shiki-dark:#D4D4D4}html pre.shiki code .spJ8K, html code.shiki .spJ8K{--shiki-light:#008000;--shiki-default:#6A9955;--shiki-dark:#6A9955}html pre.shiki code .sbdoH, html code.shiki .sbdoH{--shiki-light:#A31515;--shiki-default:#CE9178;--shiki-dark:#CE9178}html pre.shiki code .siwwj, html code.shiki .siwwj{--shiki-light:#001080;--shiki-default:#9CDCFE;--shiki-dark:#9CDCFE}html pre.shiki code .sJj4R, html code.shiki .sJj4R{--shiki-light:#098658;--shiki-default:#B5CEA8;--shiki-dark:#B5CEA8}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .su1O8, html code.shiki .su1O8{--shiki-light:#0000FF;--shiki-default:#569CD6;--shiki-dark:#569CD6}html pre.shiki code .s8Opu, html code.shiki .s8Opu{--shiki-light:#795E26;--shiki-default:#DCDCAA;--shiki-dark:#DCDCAA}html pre.shiki code .sjcCO, html code.shiki .sjcCO{--shiki-light:#EE0000;--shiki-default:#D7BA7D;--shiki-dark:#D7BA7D}",{"title":5228,"searchDepth":5253,"depth":5253,"links":15705},[15706,15707,15711,15712,15717,15718,15719,15726,15734,15735,15736,15737,15738,15739,15740,15741,15745,15748,15749,15750],{"id":5212,"depth":5253,"text":5213},{"id":5479,"depth":5253,"text":5480,"children":15708},[15709,15710],{"id":5484,"depth":5267,"text":5485},{"id":5515,"depth":5267,"text":5516},{"id":6029,"depth":5253,"text":6030},{"id":6124,"depth":5253,"text":6125,"children":15713},[15714,15715,15716],{"id":6277,"depth":5267,"text":6278},{"id":6692,"depth":5267,"text":6693},{"id":6939,"depth":5267,"text":6940},{"id":7153,"depth":5253,"text":7154},{"id":7538,"depth":5253,"text":7539},{"id":7661,"depth":5253,"text":7662,"children":15720},[15721,15723,15725],{"id":7676,"depth":5267,"text":15722},"Pandas метод: pd.factorize()",{"id":7833,"depth":5267,"text":15724},"Scikit-learn метод: LabelEncoder",{"id":8048,"depth":5267,"text":8049},{"id":8130,"depth":5253,"text":8131,"children":15727},[15728,15730,15732],{"id":8177,"depth":5267,"text":15729},"Pandas метод: pd.get_dummies()",{"id":8575,"depth":5267,"text":15731},"Scikit-learn метод: OneHotEncoder",{"id":8923,"depth":5267,"text":15733},"Параметр drop='first' — уникнення мультиколінеарності",{"id":9358,"depth":5253,"text":9359},{"id":9532,"depth":5253,"text":9533},{"id":9858,"depth":5253,"text":9859},{"id":10177,"depth":5253,"text":10178},{"id":10661,"depth":5253,"text":10662},{"id":11038,"depth":5253,"text":11039},{"id":12055,"depth":5253,"text":12056},{"id":12232,"depth":5253,"text":12233,"children":15742},[15743],{"id":12328,"depth":5267,"text":15744},"Правильний підхід — .fit() тільки на train",{"id":12986,"depth":5253,"text":12987,"children":15746},[15747],{"id":13058,"depth":5267,"text":13059},{"id":14184,"depth":5253,"text":14185},{"id":14252,"depth":5253,"text":14253},{"id":15593,"depth":5253,"text":15594},"Підготовка реальних даних до навчання моделі. Обробка пропусків, кодування категорій, масштабування ознак та побудова preprocessing pipeline.","md",null,{},{"title":3815,"description":15751},"bLQlznFfj9ReL0S0xD8ZTsuBSfRBjCqPg73Bo4x0TCs",[15758,15760],{"title":3811,"path":3812,"stem":3813,"description":15759,"children":-1},"Розвідувальний аналіз даних реального датасету про ціни на житло. Виявлення пропусків, кореляцій та проблем перед побудовою моделі.",{"title":3819,"path":3820,"stem":3821,"description":15761,"children":-1},"Розбиття даних на навчальну та тестову вибірки. Побудова першої ML-моделі на оброблених даних та оцінка її якості.",1792055236986]