ElevatedButton( onPressed: () async { const url ='https://www.facebook.com'; if (await canLaunch(url)) { await launch(url,forceWebView: true,en
It seems Controller.position.maxScrollExtent is a predicted value since the bottom items haven't been rendered,Controller.jumpTo(Controller.position.maxScrollEx
I'm trying to run the application in the android emulator but this error keeps popping. FAILURE: Build failed with an exception. * Where: Script 'C:\flutte
I am using mysql1: ^0.19.2 and trying to fetch some data from a database to display in a select_form_field (select_form_field: "^2.2.0"). The database table I'm
npm WARN deprecated [email protected]: Please upgrade to version 7 or higher. Older versions may use Math.random() in certain circumstances, which is known to be pro
I'm using flutter and managing data by cloud_firestore. I could send data to firestore, but now I'm Struggling with reading data. In firestore, data are stored
What went wrong: Execution failed for task ':app:checkDebugAarMetadata'. Multiple task action failures occurred: A failure occurred while executing com.android
I'm trying to create a chat screen in my flutter application using Stream chat API. the problem is when I try to create a channel with two users it shows that t
I'm getting this error in my code ======== Exception caught by widgets library ======================================================= The following NoSuchMetho
screenshoot Error: Expected a value of type 'int', but got one of type 'String' at Object.throw_ [as throw] (http://localhost:50026/dart_sdk.js:5405:11) at Obje
I am trying to call an function, if the Router changes the first part of a Route. I do use a NavigatorObserver and know about the functions didPop/didPush. I ha
Our flutter app, with a subscription membership in-app-purchase, is repeatedly being rejected by App Store Connect for the following reason : Specifically, we
I'm getting an error while trying to navigate to the menu_screen widget. I'm pretty sure that the GlobalKey menuFormKey is not used inside another widget but I
Previously using MaterialApp there was a way to set a GlobalContext using a NavigatorKey located on the MaterialApp widget. However now it's looks like that alt
I try to authenticate api using user name and password it worked good in flutter android app but in flutter web do not get any data below my authentication func
Am using this for write file on phone Future<File> writeData(data) async { final file = await _localFile; return file.writeAsString(data); } how can
I was trying to pass a data to a variable that returns future but it returns out to be null even though I'm using async and await. what is I'm missing here ? im
So I am creating an Instagram clone and when I open the feed screen, an error that says '_CastError (Null check operator used on a null value)' pops up. But whe
I want to test a method that is responsible for a button tap (let's call it onButtonTap()), one of the first methods is a call to static method from utils file,
Could not find appbar title "Exam Start" await tester.pump(Duration(seconds: 1)); final titleFinder = find.text("Exam start"); expect(titleFinder, findsOneWid