I tried to convert this code from php <?php function sendjson($url, $array_params) { $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url);
Since im new in firebase, im having trouble with duplicated name already exists, and i need your help. E/flutter (21802): [ERROR:flutter/lib/ui/ui_dart_state.cc
I am writing a networking app, In there I just want to control the speed of the network (Increase and Decrease). Are there any solutions to achieve this?
I cannot setup the logic. I have three values. You know signalr only changing value comes. When i tried to change, every values change. Here is my code part=>
I am new to Flutter. When I want to run my Flutter application on Windows, I get this error: Launching lib\main.dart on Windows in debug mode... CMake Error at
After upgrading to 3.0.0. i keep getting this error about WidgetsBinding.instance!.addPostFrameCallback((_) { here is the image of the error.
I'm using graphql_flutter 3.1.0 and have started the authentication for my app and am needing to set the user in my Provider state on successful creation. My mu
when i run the program,it shows "Failed to build basics1_dart:basics1_dart: bin/basics1_dart.dart:38:12: Error: The operator '<' isn't defined for the class
I wrote a few unit and widget tests for my Flutter app. They all pass when called from the testing window out of VSCode: But when I call flutter test from the
I'm trying to run pod install command in android studio but terminal outputs the following error : [!] No Podfile' found in the project directory.
So I got this "XMLHttpRequest" error and I've been trying to fix it for hours without any results. Here is my code: var response = await http.get(Uri.https('sig
I'm using the latest version of all these packages. dependencies json_annotation: ^4.5.0 dev_dependencies: json_serializable: ^6.2.0 build_runner: ^2.1.1
[I just Installed Everything for flutter...and run the first default app...but this problem is showing] Like picture below: FAILURE: Build failed with an except
I want to implement twitter login in my app without firebase but I found most tutorials used firebase. I read docs of package twitter_login but could not implem
I'm implementing a phone app for playing UNO using flutter (and dart), and I'm stuck with how I should display the cards on the board. This is what I would like
Is it possible to show the documentation of a function in the documentation of another function residing in a different file? Macros are only valid in their own
I'm trying to use a fetched data from a JSON file to make another fetch on a second screen. Let's say I have a JSON file that was fetched via www.fruits.com/dat
In Android Studio the application was running on Real device, it was exported in ABK format .. But after a while, this error appears I read about gradle but did
What's the difference between Thread, Isolate and a Process in Dart? As far as I know Dart is a single-threaded language, but it can spawn many isolates which d
I'm creating a flutter app to receive data from the Yahoo finance API and show this data in a chart widget. This is my detail page, getting the "Symbol"-Informa