Category "flutter"

Could not build the application for the simulator. Error launching application on iPhone 11 Pro Max

My problem is I cannot start debugging on iOS simulator for some reason. I have tried several solutions it helped in their ways I guess but the problem is not g

How can I connect all my flutter application connections to a proxy? Like a vpn

I live in Iran, which is under sanctions, and I am currently using the API, which is under sanctions I wanted to see if there was a way I could proxy the whole

Firebase unable to process request due to missing initial state

I am trying to use phone auth from firebase and I get this error now. Unable to process request due to missing initial state. This may happen if browser session

infinite scrolling from flutter application that fetch data from wordpress rest api based on categories fetch data not according to their category

infinite scrolling from flutter application that fetches data from WordPress rest API based on categories... I tried to fetch data based on categories but it di

The Flutter daemon has been terminated

Got a error when I launched the flutter app on VS Code I tried a lot of solutions on the internet but none worked, I also tried re-installing Windows but that t

Persistent Bottom Nav Bar, How can I use that in another page that is not included in bottom navigation bar screens?

I am using persistent_bottom_nav_bar 4.0.2 for implement bottom navigation bar though out the app. It actually works fine with bottom navigation bar items and r

scrcpy not working while VISUAL STUDIO CODE is working

I'm using Ubuntu 20.10 and I have installed scrcpy to mirror my phone screen while creating flutter applications, but when I just open Vs code, scrcpy closes wi

SocketException (SocketException: Failed host lookup: 'test' (OS Error: nodename nor servname provided, or not known, errno = 8))

I've looked elsewhere and every site keeps telling me this is effectively an internet connectivity error... But I know that can't be correct. I'm using Flutte

Flutter: Firebase has not been correctly initialized

I'm working on iPhone 12 Pro Max Emulator, macOS Catalina. I'm getting this error when I try to run the app: [VERBOSE-2:ui_dart_state.cc(209)] Unhandled Excepti

Flutter Local Notification only showing dot on Android

I am using Local Notifications for my app and it is working fine on my iPhone but when firing a Notification on my Android Simulator it is not showing the Notif

Flutter Dart convert nullable int? to nullable String?

I must pass int? parameter to method where I can use only String? parameter. How to do it shorter? void mymethod(String? s) { print(s ?? "Empty"); } int? a =

Obtaining data from Firebase and creating an object in Flutter, Dart

I would like to create an Object using data from my Firebase database. I get the data correctly, but I can't create that Objet in the way im trying. I have no i

Use provider in streamBuilder

When I use code below : In audioService plugin StreamBuilder<ScreenState>( stream: Rx.combineLatest3<List<MediaItem

Connection terminated during handshake flutter

It's really frustrating, wasted 3 days to get rid of but still on stuck problem showing on macos catalina version 10.15.1 and windows 7 also. My two PC's showin

Flutter categories list base on another list of data

I have two lists and need to get the category of each word and display it as a group. my first list is where data is coming from. final WordsList = [ { 'c

In flutter, which is more secure using platform functions/ dependency or dart dependency?

Im building a mobile application with flutter which the security is the highest priority so what is more secure to use native code (functions/ dependency ) or u

: assert(map['apiKey'] != null, "'apiKey' cannot be null."),

i'm trying to develop an app on Android studio, with firebase tools. Despite i have a file in the lib firebase_options (created with flutterfire configure), it

Flutter app stuck on Installing and Launching step for physical iPhone

Annoying problem here for my Flutter app: iOS13.3, Xcode11.3 on a physical iPhoneX. The iOS-Simulators all work. The problem is only happening on a physical dev

flutter dropdownbutton issue with provider statemangement

hello guys as a beginner on flutter i'm having an issue with the dropdownbutton widget as shown on the joined GIF on the backend everything seems to work norma

Flutter - Unhandled Exception: type 'String' is not a subtype of type 'int' of 'index'

I'm trying to get an api, I can print the api response in the console. However, when I'm receive the respond to my model class, console shows and error like thi