Issue I’ve created a basic example to simulate my issue, here is the code: import ‘dart:async’; import ‘dart:isolate’; import ‘package:flutter/material.dart’; import ‘package:flutter/services.dart’; import ‘package:image/image.dart’ as img; class Home extends StatefulWidget { const Home({super.key}); @override State<Home> createState() => _HomeState(); } class
Continue readingTag: async-await
Flutter, implement a method within a certain time
Issue How can I implement a method within a certain time, if the time is out, cancel the method for example, if I have a method that may take 5 seconds to be implemented completely, and I want it to
Continue readingThe await keyword breaks the database function internally in dart
Issue I am writing a flutter app and I am trying to insert some data to a local database and give back the primary key the database creates, but somehow the await keyword breaks the function that handles the database
Continue readingFloor: How to perform genuine async testing
Issue I am writing tests for a Widget that makes use of a Floor database to store and retrieve data. The test cases use a inMemory database instead of a mocked one. This means all the data operations are genuinely
Continue readingIs there a more elegant way to wait for !=null in Dart in async methods?
Issue Currently I´m using this one in Dart as proposed by chatgpt 😉 but is there a better way to wait for not null? (PS: this is pure dart backend code, so Flutter Futurebuilder is not possible) String? command; Stream<({Message
Continue readingIs there a more elegant way to wait for !=null in Dart in async methods?
Issue Currently I´m using this one in Dart as proposed by chatgpt 😉 but is there a better way to wait for not null? (PS: this is pure dart backend code, so Flutter Futurebuilder is not possible) String? command; Stream<({Message
Continue readingFlutter Bloc await for response before continueing
Issue I have following code: class BidBloc extends Bloc<BidEvent, BidState> { final FirestoreRepository firestoreRepository; BidBloc({required this.firestoreRepository}) : super(BidsLoadingState()) { on<LoadAllBidsEvent>((event, emit) async { emit(BidsLoadingState()); Item item = event.item; Future getBids() async { List<Bid> bids = []; item.bids?.forEach((element) async { Bid?
Continue readingFlutter Riverpod StreamProvider not waiting for for loop to finish before building Widget
Issue I have a StreamProvider here: final secondTabProvider = StreamProvider((ref){ EmergencyContactsController contacts = EmergencyContactsController(currentUserID: ref.read(authProvider).currentUser!.uid); return contacts.getUserEmergencyContacts(); }); And I call it in my build method like so: _secondTab.when( data: (data) { if (!data.exists){ return Text("no data") } Map<String, dynamic
Continue readingWhat exactly await does internally in Dart?
Issue I’m working on a flutter application which requires using local storage. As the document directory path in Android will be given in Future<Directory>, I have to check whether the future finishes or not, each time I want to use
Continue readingFlutter handle future response
Issue i want to store token value and navigate home page using go router after login. i dont know how to handle json data like display or (retrieve)name and role.. i am newbie for programming. Help me.thanks in advance.i tried
Continue reading