flutter Archives - Page 2 of 7

flutter, Programming

IT Nursery

How to deactivate or override the Android “BACK” button, in Flutter?

Is there a way to deactivate the Android back button when on a specific page? class WakeUpApp extends StatelessWidget { @override Widget build(BuildContext ...

May 31, 2022
0 Comments

android, Programming

IT Nursery

How to fix “unexpected element found in ” error?

All of a sudden, I am getting this build error in my Android project: unexpected element <queries> found in <manifest> How do I ...

May 31, 2022
0 Comments

dart, Programming

IT Nursery

Space between Column’s children in Flutter

I have a Column widget with two TextField widgets as children and I want to have some space between both of them. I ...

May 30, 2022
0 Comments

android, Programming

IT Nursery

How to format DateTime in Flutter

I am trying to display the current DateTime in a Text widget after tapping on a button. The following works, but I’d like ...

May 30, 2022
0 Comments

listview, Programming

IT Nursery

setState() or markNeedsBuild called during build

class MyHome extends StatefulWidget { @override State<StatefulWidget> createState() => new MyHomePage2(); } class MyHomePage2 extends State<MyHome> { List items = new List(); buildlist(String ...

May 30, 2022
0 Comments

flutter, Programming

IT Nursery

There are multiple heroes that share the same tag within a subtree

I am trying to navigate from one screen to another with route. When I hit the button for the page to move to ...

May 29, 2022
0 Comments

android, Programming

IT Nursery

Flutter: upgrade the version code for play store

I have published an application on the play store with flutter, now I want to upload a new version of the application. I ...

May 28, 2022
0 Comments

android, Programming

IT Nursery

Visual Studio Code – Target of URI doesn’t exist ‘package:flutter/material.dart’

I’ve just set up my Macbook for flutter development, So I downloaded flutter SDK, and placed it in my Documents. After, I set ...

May 28, 2022
0 Comments

keyboard, Programming

IT Nursery

When the keyboard appears, the Flutter widgets resize. How to prevent this?

I have a Column of Expanded widgets like this: return new Container( child: new Column( crossAxisAlignment: CrossAxisAlignment.stretch, children: <Widget>...

May 28, 2022
0 Comments

flutter, Programming

IT Nursery

Passing Data to a Stateful Widget in Flutter

I’m wondering what the recommended way of passing data to a stateful widget, while creating it, is. The two styles I’ve seen are: ...

May 27, 2022
0 Comments