I've created a map of values to make checkboxes. The map consists of String and bools and when the value of the bool is changed, the check box value should chan
I am trying to learn both Dart and GCE. I already created a server at GCE, but I don't know how to install Dart since I can only use Linux commands on the Debia
I can't understand how this works. In the class: Function(int) get myGet { return myStream.sink.add; } and its implementation in a screen: myObject.myG
I have been going round in circles with this issue, there are so many that people have issues similar to mine, but not one of them is the same. I am trying to g
I have a mobile app written in Flutter that stores an intermediate cert. Other mobile clients can send certificates to this device and it should decide whether
I am trying to integrate authentication on Flutter using firebase_auth. However, whenever I call the verifyPhoneNumber("+256XXXXXXXXXX") I get the error message
I have a material designed Navigation Drawer in my very first flutter app. This work's fine but I did't find any way to close the Navigation Drawer on Back Butt
I have an error that shows this message "prefer const with constant constructor" when i deleting const on below class splashscreen theres not showing any error
I want the dropdown like this with flutter Expected: with flutter dropdownformfield I'm able to do something like As you can see, When I click the dropdown bu
Workaround way: Looks like there is dependecy of onesignal plugin on flutter_tools. The solution is to place onesignal plugin after it in the sequence in the "a
I am new to Flutter but I am trying to create a DropdownButtonFormField and it is not working. I am getting an error that says I have duplicate values. What is
The icons I selected appear to be undefined even though they are in the class. What is the reason for this? Icon( Icons.password, color: iconColor,
Can anyone point me to a library or advice on how I can go about sharing an image from the gallery with my app using the share button? I want to have my app app
I cant Upload image as a background to a container, i have added the image in assets folder and added it to pubspec.yaml and showing me that error : I/flutter
Why are we using dispose() method? I'm little confused about it. what will be issue occurs If we don't use it and what's the benefit of using it? @override v
Whenever I try to clean my flutter project by using the command flutter clean I get an error saying Failed to remove build. A program may still be using a fi
I am trying to implement Google Sign In in my android flutter app, but I have this problem: When user cancel Google sign in (tap on back button) this exception
Whenever I try to clean my flutter project by using the command flutter clean I get an error saying Failed to remove build. A program may still be using a fi
I am creating a PopupMenuButton() in the AppBar section. This is my file: import 'dart:js'; import 'package:bfdi_app/settings.dart'; import 'package:cached_n
I am trying to encrypt and decrypt chat messages for my app using this code String decrypt(String encrypted, {String key, String iv}) { final key = Key.fromUt