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 having a problem, I want to send data using the POST API method. Here I have several parameters that must be sent, namely in the form of list, string, int, date time and others. I've tried the example from…
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…