Category "dart"

Flutter: Application's locale is not supported by all of its localization delegates

Hello I am trying add BottomNavigationBar in flutter app but when i run project error occures : A MaterialLocalizations delegate that supports the ka_GE locale

White blank screen is displayed when I run my flutter app

I've already added a few dart files with Firebase integration and fixed deprications, but unfortunately it shows a white blank screen when I run my flutter app

What's the difference between Dart's analyzer and linter?

You must have seen inside a analysis_options.yaml: analyzer: exclude: [build] strong-mode: implicit-casts: false linter: rules: - camel_case_type

StackOverflowError was thrown building HeroControllerScope, flutter

I have a very large project in flutter which is connected with back4app i did some little changes last, it was working good today am trying to open my project i

Dart: Custom "copyWith" method with nullable properties

I'm trying to create a "copyWith" method for my class, and it works with most scenarios. The problem is when I try to set a nullable property to null, because m

Flutter:MainActivity cannot be converted to FlutterEngine in Java Native code

I am trying to create a plugin for Flutter in Java. I am trying to pass the Android activity parameter in my main Java class. This is my native code: package

Is a Firestore Query Snaphot in flutter ever null?

In my flutter app I am checking if a document exists based on certain parameters and based on snapshot.hasData build the widget. However I remember reading som

Dart / Flutter - Validating a string for URL

I'm trying to create a system in which I can validate a string to check if it's a url or not. (https://www.google.com/) I found the flutter package validator b

Dart - make long running synchronous function asynchronous

I have a function that might take a few seconds to execute, and it is synchronous. Does: String slowFunction() { ... } ... Future<String>(() => slowFu

It seems that pthread_join() is not invoked or PTHREAD_ATTR_FLAG_DETACHED is not set Flutter Firebase

I've followed a tutorial regarding 'Flutter Firebase Authentication. I faced many issues due to it being in an old version of firebase, but I migrated and fixed

Flutter - Error: Unable to create dart snapshot for flutter tool

When I run flutter change channel or flutter doctor, the CMD show me this: C:\Users\MyUser>flutter doctor -v Checking Dart SDK version... Building flutter

How to show time in AM or PM format from TimeOfDay with flutter?

I used ShowTimePicker class to select time according to my wish but want to show it in PM or AM with Text .like 9:00 AM, 10:00 PM. means take 12 hours format.

"Missing 'package' key attribute on element package at AndroidManifest.xml:11:5-64"

Actually I published a app in play store, in the next update I want to add UPI payments in the app. So, I am using upi_pay package. When I installing the packag

Flutter: How to use RefreshIndicator with SliverAppBar

I'm trying to add RefreshIndicator to CustomScrollView. Is it possible to do? Here is the code sample: CustomScrollView( slivers: <Widget>[ SliverAp

How generate specific widget dynamically inside ListView.Builder?

How generate specific widget dynamically inside ListView.Builder? I have my data coming from StreamBuilder, this data coming in numbers [1...24] sometimes comin

Flutter AnimatedSwitcher jumps between children

I am trying to implement some custom design in an expasion panel list. Therefore, I wanted to create some kind of animation that animates smoothly from one view

Not able to connect flutter socket socket_io_client 1.0.1 to nodejs server

**Not able to connect websocket to the nodejs server for websocket connection I'm using socket_io_client: ^1.0.1 library ** void connect(){ IO.Socket socke

Did anyone manage to get the id token from google sign in (Flutter)

I am trying to connect my users with my back end server , i used the example from the official google sign in plugin for flutter : https://pub.dartlang.org/pack

Why my bottom sheet has an awkward white space at the top? Flutter

I am trying to make my ListView of items inside my bottom sheet scrollable. I make it work with DraggableScrollableSheet widget but there's this awkward white s

Flutter VideoPlayerController "setState() or markNeedsBuild() called during build."

I'm playing video and there is no problem but when navigating to another page, console says this. I tried everything that I came up with like check if mounted b