Angelo Cassano
·blog.flutter.dev
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blog.flutter.dev
https://blog.flutter.dev/whats-new-in-flutter-3-44-b0cc1ad3c527
class Hummingbird {final String _petName;final int _wingbeatsPerSecond;Hummingbird({required this._petName, required this._wingbeatsPerSecond});}
class Point(final int x, final int y);