94,951 questions
0
votes
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Dart package layout for static data files
My project uses a single large text file with a collection of English words. This file should never be changed by code, only read from.
Is there a standard location in the file structure for a file ...
- 81
1
vote
0
answers
4
views
How to preprocess an image to match TFLite model input shape [1, 640, 640, 3] in Flutter?
Problem:
I am working on a Flutter project where I need to run a TensorFlow Lite (TFLite) object detection model. The model has specific input and output shape requirements, and I am encountering ...
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17
views
How can I retrieve 3 collections from Firestore in a FutureBuilder? Using Future.wait but getting errors
I need to pull three lists from Firestore before building my UI. Using a Future.wait I am getting an error. Here is my code:
Here is the declaration of the variables for the futures:
// Variables ...
- 485
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9
views
How to make the ingredient list align at the center while keeping the current layout
Based on the photo and code below, how do I make the ingredient list align at the center along with the ingredients title? I tried using custom width for both of the SizedBox for the ingredients, but ...
- 53
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votes
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answers
3
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Emulator stuck on rendering website using flutter app
I built flutter app that renders website content directly using webview, but my emulator keeps loading for so long time, just displaying my website url.
What i have attempted so far
Delete and create ...
- 1
0
votes
2
answers
28
views
Equality and identity in Dart
I am just starting to study Dart and a question arose, a clear answer to which I could not find or formulate for myself.
I'm trying to figure out the difference between == and identity(). Using the ...
- 11
0
votes
1
answer
12
views
Showing void api result with listview builder
well i have a little problem with the listview builder , i make a request on a api and i am upposed to display the result depending on the length of the result, it works very well but when i have no ...
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19
views
How do i group items in a PagedListview in flutter?
The screen is a transaction_history screen that lists all transactions for that particular account and loads more as the user scrolls. But i am finding it difficult to group them by their timestamps. ...
- 35
1
vote
1
answer
26
views
In Dart how can I define a Arithmetic Operator as a Variable?
In dart I want to set a plus or minus operator as a variable.
var plusOrMinus;
if (x >= y) {
plusOrMinus = -;
} else {
plusOrMinus = +;
}
How do I define plusOrMinus so ...
- 565
0
votes
1
answer
12
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How to properly react to changes from other providers using Riverpod?
currently BatchSizeNotifier reset ProgressNotifier when it changes, but I would like ProgressNotifier to reset itself when BatchSizeNotifier changes by listening to it, but it doesn't seem to work.
...
- 1,622
-3
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answers
31
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Why does Github Co-Pilot stopped working properly? [closed]
Im working on an App currently and helping me out with GitHub Copilot.
It worked the whole time for like 8 hours straight and now it suddenly just gives me unfinished or completly wrong lines of code. ...
- 1
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votes
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answers
16
views
I can't figure out the correct behavior of the macro
At the moment (Dart 3.6.0) creates a macro file with the following content:
part of 'path_to_parent_file.dart';
// Generated code
Which means it is part of the parent file.
Everything works fine in ...
- 11.2k
0
votes
0
answers
16
views
How to bypass server restrictions for downloading a file due to CORS policy?
I am working on a Flutter application, and I need to download a ZIP file from a public server using an HTTP GET request. The URL is something like: "https://example.com/file.zip".
However, ...
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votes
0
answers
9
views
Improving Distance Calculation with Real-Time GPS Data: Handling Inaccuracies and Errors (Taxi app)
I’m calculating the distance traveled based on consecutive latitude and longitude points (n-1 and n) using the Haversine formula. I’m using the Geolocator package to stream location data every second. ...
1
vote
0
answers
22
views
My Flutter app using Firebase gets stuck on loading screen after pressing button [closed]
My Flutter app using Firebase gets stuck on loading screen after pressing button.
button code:
TextButton(onPressed: (){
_submit(context);
},
child: Text("Sign In")
),
void ...
- 11