debug mode launch is slow blink when launch app size big. because debug mode with Hot reloads. when you create release apk https://flutter.io/docs/deployment/android you can find fast launch no blink during the launch app size small (but bigger than the normal android app) EDIT https://flutter.io/docs/testing/ui-performance#debug-flags Debug mode enables additional checks (such as asserts) that don’t … Read more
You need to use Unicode. Here is the Unicode got from this answer: unicode_map = { # superscript subscript ‘0’ : (‘\u2070’, ‘\u2080’ ), ‘1’ : (‘\u00B9’, ‘\u2081’ ), ‘2’ : (‘\u00B2’, ‘\u2082’ ), ‘3’ : (‘\u00B3’, ‘\u2083’ ), ‘4’ : (‘\u2074’, ‘\u2084’ ), ‘5’ : (‘\u2075’, ‘\u2085’ ), ‘6’ : (‘\u2076’, ‘\u2086’ ), ‘7’ … Read more
Colors.transparent will deny any effects, simply it is transparent so it will appear as nothing happens… in ButtonStyle, it goes something like this with colors. ButtonStyle( overlayColor: MaterialStateColor.resolveWith((states) => Colors.red), ),
You can simply use SliverToBoxAdapter : SliverToBoxAdapter( child: Container(..), )
I had same problem. In my case i had an AppBar with transparent background and a Scaffold with extendBodyBehindAppBar set to true. I tried with shadowColor and surfaceTintColor with Colors.transparent value, but the shadow was still visible. Then I noticed the scrolledUnderElevation property of AppBar. Setting it to 0.0 was the solution.
flutter config –no-enable-web if you try to type flutter config in terminal you will see all options
Try the code bellow. No size adjustment for the error text, only the field border in red. TextFormField( decoration: InputDecoration( errorStyle: TextStyle(height: 0), ), );
Sink and Stream both are parts of the StreamController. You add a data to the StreamController using Sink which can be listened via the Stream. Example: final _user = StreamController<User>(); Sink get updateUser => _user.sink; Stream<User> get user => _user.stream; Usage: updateUser.add(yourUserObject); // This will add data to the stream. Whenever a data is added … Read more