Category "flutter"

I want to send a verification link to users email without using firebase authentication [Flutter]

A website is already made up and I have to make application of that website using flutter but the website is not using Firebase authentication and sending email

How to change the textStyle of Stepper in Flutter?

I have a Stepper and I am trying to change the color and textStyle inside the Step (yellow circle) widget (i.e: 1,2,3) from white to black. This is my code: The

This is a most likely a transient condition and may be corrected by retrying with a backoff

I'm using firebase in my project and i got some issues mentioned below - [cloud_firestore/unavailable] The service is currently unavailable. This is a most like

is there any way to store data in sqflite and when data connection is available upload the data to online mongodb server

Hey friends I want to know a way in which I can store the app data in offline mode and when the data connection is available then the app sync the data to my on

Flutter GS-128, CODE-128, EAN-128 barcode reader

Which the best library in Flutter to read UDIGI 2.0 medical device codes ? All libraries I use, like: 'package:flutter_barcode_scanner/flutter_barcode_scanner.d

I Can't get flutter camera plugin to work from a second screen

I have been trying to get the flutter camera plugin to work for almost a week now but I couldn't. Every time the camera is not initialized no matter what workar

Null safety migration error: package has unmigrated dependencies. But all my dependencies declare support for null-safety

Im trying to migrate dart null safety but I get the following error when I run dart migrate Bad state: Error: package has unmigrated dependencies. Before migra

How can I fix java.lang.AssertionError: annotationType(): unrecognized Attribute name MODULE?

On my flutter project, using fvm, I migrated the project from flutter 2.0.6 to flutter 2.5.2. After fixing all null safesty issues. I get the following error wh

Put information in a specific sub-categories, flutter, firebase

I would like to upload informations in my UID doc, but the information is stored in another subcategory. Future postDetailsToFirestore() async { FirebaseFi

Exception thrown in stream callback is not being passed to onError callback

I have some bluetooth connection code in my Flutter app. I have provided an onError callback to the stream.listen() method. The device.connect() call is throwin

Is there a way to auto-format flutter with vscode?

I was wondering if there is a library like Eslint for Flutter/Dart that will automatically insert semicolons and trailing commas when I save the file. FLutter V

What assert do in dart?

I just want to know what's the use of assert in a Dart. I was tried to figure it out by myself but I'm not able to do that. It would be great if someone explain

SHA1 SHA256 command

So I created an android app from the while running the "keytool" command from the "Authenticating your client" site for firebase on the project folder, I get th

Flutter ListView resetting to top of list

I'm working on an app that gets the user to take a list of measurements. I use ListView to display a list of measurements. When the the user clicks on a list it

current route name is null on Flutter

Always getting null when I try to find current page. How do I get current page? print('current page ${ModalRoute.of(context).settings.name}'); my end goal is,

error in implementing search feature in Listview builder

I'm trying to implement search functionality in the list view builder But I don't have an idea to implement it. this is model class class Contacts { String? i

Flutter app show White screen in release app mode?

I am facing very strange issue in flutter app! When test my app in debug mode its working fine while in release mode it shows the white screen. This app is alre

Flutter WebView plugin unable to play some YouTube videos

The webview_flutter plugin is unable to play some YouTube embed videos that do work if played from within a web app. The videos display "Video unavailable". Pla

The parameter can't have a value of 'null' because of its type in Dart

Dart function I have the following Dart function and I am now using null safety: void calculate({int factor}) { // ... } The analyzer complains that: The pa

How do I compare two app versions in flutter?

I was trying to compare two different app version in flutter, But I am not able to assign , App versions in a variable. var a = 1.0.0; var b = 1.0.1; But the v