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New code examples in category Dart
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Philip Rego 2021-09-07 08:24:02
flutter check internet connection
I found that just using the connectivity package was not enough to tell if the internet was available or not. In Android it only checks if there is WIFI or if mobile data is turned on, it does not check for an actual internet connection . During my testin... Add solution -
Ahmad Sharara 2021-09-05 19:17:01
how to rename file in flutter
import 'package:path_provider/path_provider.dart'; ... ... PickedFile pickedFile = await _picker.getImage(source: ImageSource.camera); // Save and Rename file to App directory String dir = (await getApplicationDocumentsDirectory()).path; String newPath... Add solution -
Mehraj Malik 2021-09-05 15:10:02
dart inherit from generic
// available types class BaseType {} class DerivedType extends BaseType {} class BaseClass<Type extends BaseType> { final Type prop; BaseClass(this.prop) { // can be either BaseType or DerivedType print(prop); } } class DerivedClass&... Add solution -
Stacker 2021-09-05 02:14:01
flutter show widget with animation
class MyInherited extends InheritedWidget { const MyInherited({ Key key, @required Widget child, }) : super(key: key, child: child); static MyInherited of(BuildContext context) { return context.dependOnInheritedWidgetOfExactType<MyI... Add solution