How do I generate random numbers using Dart? 19 Answers 19
I’m getting a rendering exception that I don’t understand how to fix. I’m attempting to create a column that has 3 rows. Row [Image] Row [TextField ] Row [Buttons]...
I have realized that it is possible to create widgets using plain functions instead of subclassing StatelessWidget. An example would be this: Widget function({ String title, VoidCallback callback })...
So far whenever I needed to use a conditional statement within a Widget I have done the following (Using Center and Containers as simplified dummy examples): new Center( child:...
For various reasons, sometimes the build method of my widgets is called again. I know that it happens because a parent updated. But this causes undesired effects. A typical...
Can I create something similar to Toasts in Flutter? Just a tiny notification window that is not directly in the face of the user and does not lock or...
Sometimes I see this List list =...
I would like to prevent my application from changing its orientation and force the layout to stick to “portrait”. In the main.dart, I put: void main(){ SystemChrome.setPreferredOrientations([ DeviceOrientation.portraitUp, DeviceOrientation.portraitDown...
Is there a simple (non-LayoutBuilder) way to size an element relative to screen size (width/height)? For example: how do I set the width of a CardView to be 65%...
I have an instance of DateTime and I would like to format that to a String. How do I do that? I want to turn the date into a...