Category: Flutter

Perform GET/POST with the http or dio package.

Decode JSON and map to model classes with fromJson/toJson.

Send tokens/API keys securely in request headers.

Use Riverpod providers for testable, compile-safe state.

Model state transitions with Cubit/Bloc and BlocBuilder.

Build custom effects with Tween, CurvedAnimation, and AnimatedBuilder.

Choose local setState vs app-wide approaches like Provider, Riverpod, Bloc, GetX.

Share state with Provider, ChangeNotifier, and Consumer.

Use Router, RouteInformationParser, and RouterDelegate for complex apps.

Adapt layouts with MediaQuery, LayoutBuilder, and flexible widgets.