I am using flutter to create a web application, I got this error while accessing the API I don't know what is going wrong I am using .NET for backend which is connected with SAP for data. Can someone tell…
I am having some issues in my code. So I am trying to create a product cart where a user clicks on the + button to increase the quantity of products and clicks on - button to decrease the quantity…
I have an async class that fetch token from Flutter Secure Storage readSecureData(String key) async { String? data = await storage.read(key: key); print('data from secure storage: $data'); return "asdasd"; } and I fetch the token with then method and store…
I'm trying to implement a feature whose job is to switch beetween light and dark mode using BLoC and SharedPreferences. Through debug prints I know that the DarkModeCubit is working properly. However the MainApp doesn't receive the new state immediately…
I am working on an app using Dart and Flutter. The code below is a simplified and isolated version of the real problem I am running into. I would like to make a list that holds only items of the…
I am trying to build my own router similar to go_router, based on flutter_bloc. What I am trying to achieve is very similar to this guide that inspired the minimal implementation below: import 'package:flutter/foundation.dart'; import 'package:flutter/material.dart'; import 'package:flutter_bloc/flutter_bloc.dart'; void main()…
import 'package:flutter/material.dart'; class Something { Something({required this.first, required this.second}); final String first; final String second; } class MapGood extends StatefulWidget { const MapGood({Key? key}) : location = **const** Something( // the constructor being called isnt' a const constructor. Try to…
If I want to initialize object in hook widget, should I use useEffect or useMemoized? class CreateUserScreen extends HookWidget { late ABC abc; CreateUserScreen({super.key}); @override Widget build(BuildContext context) { useEffect(() { abc = ABC(); return null; }); ... } or…
I have encountered an error while creating an app stating that there is no firebase app. I checked on what the issue might be from my code and went to the internet for solutions to solve the problem but the…
I have an encryption function in C# and i wish to copy it to dart: C# (The part of code i cant reproduce in dart): private RijndaelManaged myRijndael = new RijndaelManaged(); public ClsCrypto(string strPlainText) { string strIV = "$@A@B@_3CP$Y$T2M"; myRijndael.IV…