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New posts in dart-null-safety
type 'List<Widget?>' is not a subtype of type 'List<Widget>' in type cast
Sep 19, 2025
flutter
dart
dart-null-safety
FLUTTER Error: Method 'copyWith' cannot be called on 'TextStyle?' because it is potentially null
Sep 18, 2025
flutter
styles
dart-null-safety
Null check operator used on a null value - Flutter
Sep 17, 2025
flutter
dart
google-drive-api
dart-null-safety
"Use key in widget constructors" warning each time I create a new widget
Sep 14, 2025
flutter
dart
dart-null-safety
Use a non null saftey package inside a null saftey enabled app dart
Sep 14, 2025
flutter
dart
dart-null-safety
Should we source control the .mocks.dart files created by build_runner for mockito
Sep 10, 2025
flutter
tdd
dart-null-safety
How to do null/empty check of a String inside a TextFormField validator function in dart/flutter?
Sep 05, 2025
flutter
dart
syntax
null
dart-null-safety
Why do we need to add late modifier while declaring the variables?
Mar 03, 2023
flutter
dart
dart-null-safety
Dart null safety - How to disable null safety analysis for certain file?
Dec 25, 2022
flutter
dart
flutter-dependencies
dart-null-safety
Dart null safety - retrieving value from map in a null safe way
Dec 18, 2022
dart
dart-null-safety
Understanding " ! " Bang Operator in dart
Dec 03, 2022
flutter
dart
dart-null-safety
What's the differences between "!" and "?" operators in dart null safety?
Aug 30, 2022
flutter
dart
dart-null-safety
Passing a function as parameter in flutter with null safety
Nov 08, 2022
flutter
dart
dart-null-safety
Run android project from a Flutter project with unsound null safety
Sep 24, 2022
flutter
flutter-dependencies
flutter-plugin
dart-null-safety
Flutter - 'the property 'settings' can't be unconditionally accessed because the receiver can be 'null''
Jun 19, 2022
flutter
flutter-layout
flutter-dependencies
dart-null-safety
"The argument type 'String?' can't be assigned to the parameter type 'String'" when using stdin.readLineSync()
Sep 16, 2022
string
dart
dart-null-safety
null-safety
A nullable expression can't be used as a condition
Sep 27, 2022
flutter
dart
flutter-animation
stream
dart-null-safety
The method '[]' can't be unconditionally invoked because the receiver can be 'null'
Feb 05, 2023
firebase
flutter
dart
google-cloud-firestore
dart-null-safety
The library 'package:flutter/material.dart' is legacy, and should not be imported into a null safe library
Oct 15, 2022
flutter
dart
dart-null-safety
"The operator can’t be unconditionally invoked because the receiver can be null" error after migrating to Dart null-safety
Sep 22, 2022
flutter
dart
type-promotion
dart-null-safety
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