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New code examples in category Dart
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Gideon 2021-08-30 08:38:01
dart optional parameters
// Dart Optional Positional Parameters void myFunction(String name1, String name2, [String name3]) { // ...name3 is optional, and after required parameters } // Dart Optional Named Parameters void myFunction(int x, {int y = 2}) { // ...y is optional, de... Add solution -
Libby 2021-08-29 18:53:02
build_runner not generating g.dart files
import 'package:json_annotation/json_annotation.dart'; part 'cache-item.g.dart'; @JsonSerializable() class CacheItem { int created; String keywords; String response; CacheItem({this.response}); factory CacheItem.fromJson(Map<String,dynami... Add solution -
Anthropomorphic 2021-08-28 02:20:02
textAlign flutter
Text('text', textAlign: TextAlign.left) Add solution -
Abril 2021-08-27 22:43:01
flutter check empty object
Summary This answer holds true, except for isNull and isNotNull. They no longer provide type promotion when Null Safety is introduced in dart/flutter in the future. Other helpers like isNullOrEmpty do not provide type promotion, as they are in a different... Add solution