The questions I'm going to ask are really connected. The idea is pop back on previous screen from alert and send there a value, but as it turned out there are some difficulties with it. I use cool_alert package in…
Scenario I am trying to launch a camera stream screen in my Flutter app in order to capture a selfie using google_ml_kit_face_detection. For this purpose, I need to set a ResolutionPreset to my CameraController object. I am using the camera…
I have this code. In summary, I am learning Flutter and I created this code just to practice. The goal is to type in a TextField and then press a FloatingActionBotton and onPressed it updates a text widget. I used…
I am trying to load an image in every container upon user scroll but that image isn't showing up. I am trying to display a image that is fetched by a url. I basically want to display an image from…
Hi I'm not flutter expert and I'm trying to make an edit profile screen that updates user data to Laravel database but I get this error when running my screen (Expected a value of type '(0 -> vold)?', but got…
I'm trying to delete a List of objects (Posts), which comes from Flutter Cubit method getPosts(), but I am absolutely not able to get these data in the second method of the cubit deletePosts(). From what I've searched on the…
We are running flutter null safety migration and completed the same but while running the app we are facing Unhandled Exception: type 'Null' is not a subtype of type 'String' static Future<AppStrings> getAppText(String local) async { var appTextBox = await…
IOWebSocketChannel? ioChannel; List<CustomRunners>? oldData = []; List<CustomRunners>? newData = []; void getSocket(){ ioChannel = IOWebSocketChannel.connect( Uri.parse( 'wss://xxx.xyz/port=${widget.port}/?logged=true&source=0'), headers: { 'Origin': 'https://abc.io', }, ); ioChannel?.stream.listen((message) { final data = jsonDecode(message); if (data[0] != null) { final match = SocketModel.fromJson(data[0]); newData!.clear(); for…
I have a map as below in Flutter/Dart. Map currencyMap = {status: Success, currency: [{id: 1, code: AFN, currency: Afghan afghani, rate: 0.25}, {id: 2, code: EUR, currency: European euro, rate: 0.25}, {id: 3, code: CFA, currency: Franc CFA, rate:…
But I'm facing this problem again and again "Unhandled Exception: MissingPluginException(No implementation found for method compressWithFileAndGetFile on channel flutter_image_compress)" Trying to compress the image by this: File? compressedFile = await FlutterNativeImage.compressImage( scannedImage!.path, quality: 20, percentage: 60); and receiving an error…