It's been a few days now that I'm working on a flutter code by following tutorials to learn how to use Firebase with it. Nevertheless I completely block on a step that the person manages to realize, I have however…
Firstly, I'm sorry if this has been answered prior, I have scoured the web for answers and while I've gained bits and pieces here and there I'm still left dumbfounded. My current code is as follows: @override Widget build(BuildContext context)…
_CastError (type 'List<dynamic>' is not a subtype of type 'List<int>' in type cast) I receive this error when attempting to decode a json string back into the list of objects from which it was created. I don't understand why it…
I'm working on a project in Flutter. I use this code: _googleAuthProvider.setCustomParameters({'prompt': 'select_account'}); UserCredential userCredential; if (kIsWeb) { userCredential = await _firebaseAuth.signInWithPopup(_googleAuthProvider); } else { userCredential = await _firebaseAuth.signInWithProvider(_googleAuthProvider); } On web I can choose which account I want to…
I am trying to parse JSON in flutter. I tried with below code. Sample JSON. { "statusCode": 200, "message": "", "result": [ { "userName": "RAJ", "hierarchyLevel": 3, "sequence": 1, "isSuccess": 1 }, { "userName": "SAM", "hierarchyLevel": 3, "sequence": 1, "isSuccess":…
The snapshot.data.documents can't be accessed while getting messages from Cloud Firestore through StreamBuilder. Code: class MessagesStream extends StatelessWidget { @override Widget build(BuildContext context) { return StreamBuilder<QuerySnapshot>( stream: _firestore.collection('messages').snapshots(), builder: (context, snapshot) { if (!snapshot.hasData) { return Center( child: CircularProgressIndicator( backgroundColor:…
the url showing error giving me cast error. i am using realtime database and i also use { "rules": { "Products": { ".read": "auth != null", ".write": "auth != null" } } } when i add data the data is…
I have a class of prices in a store. It does not accept price_range as an input but I want it to produce a list of all the prices of the products for itself. { "mall": [ { "store_id": 1,…
I'm building mobile app, upon refresh (clicking refresh button or pull down) i need to call AWS lambda and display latest data. Tried couple of options but could not succeed. Any suggestions would be appreciated.
I want to know setState the difference in order. I write simple code below. setState(() { _counter++; }); _counter++; setState(() { }); I think setState frequency will affect the memory leak. I want to create a more stable version of…