I'm using Drift to manage databases in my flutter app and I need to get a list from a database. When I call for a list it just returns something called a "Instance of '_MappedSelectable<QueryRow, String>'" This is the SQL…
I have a Flutter widget like this, with a SingleChildScrollView inside a Column inside a parent container: class MyWidget extends StatelessWidget { @override Widget build(BuildContext context) { return Container( padding: const EdgeInsets.all(10), decoration: BoxDecoration( color: Colors.grey, borderRadius: BorderRadius.circular(10), ), child:…
While fetching the list of data from Firebase Firestore using Stream Builder in the StreamSubcription listener fetching it as QuerySnapshot and is not able to cast to a List. late StreamSubcription _listener; final _controller = BehaviorSubject<List<Object>>(); Stream<List<Journey>> get getList =>…
I'm new to app development and have been creating a app with flutter UI and creating a backend with django and Mongodb.. How to link this with each other.. I don't know which file should i write the link code.…
I have an async function that gets some data from SQL server. The error points to the last line of this function. I am using an await when I call this function in another file. Why am I getting this…
I'm developing a Flutter app that requires storage access on Android devices. The app functions properly on Android versions up to 12, but I'm encountering storage permission issues specifically on Android 13 devices. I've followed the standard implementation for requesting…
The flutter docs specify here that unsound null safety allows for you to build with dependencies that are not using null safety. The problem is that I cannot even run 'flutter pub get' with a package that does not have…
My problem is that my DropdownMenu values don't update when I change Locale and SetState. print(races.values.toList()); shows me the correct values after a SetState, so "races" variable is updated correctly. flutter: [Elf, Dwarf, Gnome, Halfling, Human, Vran, Werebbubb, Witcher] flutter:…
I really need help. I encounter this problem when I want to run the project. No matter what I did, the problem was not solved. I did flutter clean flutter pub get but it still didn't work enter image description…
i have a model it looks like this class UserModel { final String? username; final int? age; final String? phoneNumber; UserModel( {required this.age, required this.phoneNumber, required this.username}); @override String toString() { return 'Username => $usernamenAge => $agenPhone number => $phoneNumber';…