Invalid constant error message for item.header. It is a boolean value representing if the list tile is going to have a bold or normal font-weight. child: ListTile( key: ValueKey(item.stuffId), title: Text( item.name, style: const TextStyle( color: Colors.blue, fontWeight: item.header ==…
Sample data: user_id = 1 project_id = 2 a = [{ "_id": { "$oid": "63fda80f3ab1f908c146131d" }, "data": { "project_id": 2, "user_id": 1, "activity_message": "Success 1", "activity_created_on": { "$date": "2023-02-28T12:30:55.652Z" } } },{ "_id": { "$oid": "63fda80f3ab1f908c146131d" }, "data": { "project_id":…
I would like to display a random string when i click the ElevatedButton.However,the same string still display when i click ElevatedButton. The string will be randomly change only when i restart the app. class HomePage extends StatefulWidget { const HomePage({Key?…
This how I parsed multiple json files in a single list base_dir = 'jsons_final_folder/' data_list = [] for file in os.listdir(base_dir): if 'json' in file: json_path = os.path.join(base_dir, file) json_data = pd.read_json(json_path, lines=True) data_list.append(json_data) And I got a list that…
I extracted the JSON from the following page: library(jsonlite) results <- fromJSON("https://www.reddit.com/r/gardening/comments/1196opl/tree_surgeon_butchered_my_tree_will_it_be_ok/.json") final = results$data When I inspect the output, I can see that even though that the output is in a "list" format, there appears to be a "tabular…
I have a list of items : List<String> items = [ "All", "Tailors", "Mechanic", "Laundry", "Electrical", "Web Developer", "Welder" ]; These list are rendered in a horizontal scroll and are selectable as thus : This is the code that builds…
I want to merge two lists and get data matched without duplicates and to alias them to new structure I have two lists here is a given two list try to merge cats = [ 'orange', 'apple', 'banana' ] and…
I have a spreadsheet like the following: As you can see, there are multiple "tags" columns like this: "tags_0", "tags_1", "tags_2". And they can be more. I'm trying to find all the "tags", and put them inside a list using…
How can I cast List<TenancyEntity> to List<Tenancy> ? I use below code but get exception var a = await _tenancyLocalDataSource.getTenancyList(); var b = a!.cast<Tenancy>(); debugPrint(b.toString()); Below are the both classes TenancyEntity import 'package:hive/hive.dart'; import '../../../domain/model/tenancy.dart'; part 'tenancy_entity.g.dart'; @HiveType(typeId: 1) class…
// ----- a list to store the favourites courses list List<FavouriteModel> _favCourses = []; void initAddToFav(FavouriteModel model, BuildContext context) { if (_favCourses.contains(model)) { _courseController.removeFromFavourite(model); AlertHelper.showSanckBar( context, 'Remove from favourites !', AnimatedSnackBarType.error); notifyListeners(); } else { _courseController.addToFavourite(model); AlertHelper.showSanckBar( context, 'Added to…