Issue I don’t see Dart strings treated as lists of characters. I assume I have to use for loops, which would be lame. Solution An alternative implementation (working with characters outside the basic multilingual plane): “A string”.runes.forEach((int rune) { var
Continue readingTag: dictionary
Flutter Bloc Cubit update Map in State
Issue I have a Map<int,int> inside my State which I want to update at some point. Currently I am updating the map like this: final updatedMap = Map<int, int>.from(state.skipViewsWithSkipValues); updatedMap[state.currentViewIndex] = _viewsIfMnp.length; emit( state.copyWith( skipViewsWithSkipValues: updatedMap, ), ); And this
Continue readingWhat is _Map in flutter?
Issue error: Converting object to an encodable object failed: _Map len:1 I am getting this error. I am getting this error when I try to convert a simple map into json object in flutter. My Code: final Map a =
Continue readingHow to get certain range of item from dart Map?
Issue I have asked similar question before, but there’s still something i think about. To begin with, i have an event Map like this: final Map<DateTime, List<CleanCalendarEvent>>? events; It mapped all my event based on event Date. I want to
Continue readingHow to select certain range from Map in dart?
Issue To begin with, i have an event Map like this: final Map<DateTime, List<CleanCalendarEvent>>? events; It mapped all my event based on event Date. I want to select some events in certain range of date. I know how to select
Continue readingQuestion : Dart/Flutter passing parameters not working
Issue Sorry if my question is stupid, but I am studying it by myself and don’t have much experience. 🙂 thanks for your help! I wanted to change a map to JSON. I tried to follow https://docs.flutter.dev/development/data-and-backend/json#creating-model-classes-the-json_serializable-way this example, but
Continue readingHow to use dynamic map name in flutter
Issue I want to create a new map every time the button is pressed. I want the names of the maps to be regular. I tried using ${} in the map name but it doesn’t seem to work. is there
Continue readingFind key in map of List (Set) by one of List (Set) values
Issue In Map<String, Set<Type>> I want to find key which contains Set which contains given Type (Value of Set). Have: final map = <String, Set<Type>>{ ‘key1’: <Type>{ Type1, Type2, }, ‘key2’: <Type>{ Type3, Type4, }, } Want: find(map, Type3); //
Continue readingHow to get the current and next item at the same time from MutableMap using Kotlin?
Issue I would like to store information such as rowid (key) and orderId (value) in MutableMap. Then iterate through the MutableMap and get the current item key and value and the next item key and value. The reason for that
Continue readingflutter firestore: how to get a query of documents
Issue Im trying to get a list of user objects from firestore through a query. My current attempt looks like this: List<User> getDiscoveryUsers( String userId, ) async { Query<Object?> query = userCollection.where(‘finishedOnboarding’, isEqualTo: true).limit(10); var collection = await query.get(); //get
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