New post in Dart-null-safety

Property can't be unconditionally accessed because the receiver can be null

January 5th, 2023

How to Handle API response model class if object is not Available in some situation on Same API Flutter Dart

January 4th, 2023

The element type 'Widget?' can't be assigned to the list type 'Widget' - Flutter error

January 4th, 2023

Notification channel 'basic_channel' does not exist., n.a.a.k.f.a:

January 4th, 2023

error when trying to use StreamBuilder<QuerySnapshot>

January 3rd, 2023

Best practices in dart null safety

January 3rd, 2023

The argument type 'List<Widget>' can't be assigned to the parameter type 'List<String>?'

January 3rd, 2023

Dart null safety - Returning a none nullable type

January 3rd, 2023

Flutter ,dart,The parameter 'colour' can't have a value of 'null' because of its type, but the implicit default value is 'null'

December 19th, 2022

type 'Null' is not a subtype of type 'Map<String, dynamic>' - Flutter

December 19th, 2022

why is the null-check of an outer variable isn't enough in dart?

January 3rd, 2023

how can i fetch nested json data

January 3rd, 2023

I am trying to fetch data from api and show in list or card view

January 3rd, 2023

I have a problem with Null Safety an the problem is 'Null check operator used on a null value'

December 1st, 2022

How to implement a singleton with async initialisation and null safety in dart?

January 2nd, 2023

How to solve error "type 'Null' is not a subtype of type 'String' in type cast"

January 2nd, 2023

how to assign values to global variables in a function and use them in other functions in dart

January 2nd, 2023

The argument type 'DateTime?' can't be assigned to the parameter type 'DateTime'

January 2nd, 2023

Why am I getting "Null check operator used on a null value" from using rootBundle.load during a Flutter test?

December 6th, 2022

Error: Expected ',' before this. validator: validate!(String value),

December 1st, 2022

BoxPainter createBoxPainter([onChanged]) => The parameter onChanged can't have a value of null

December 2nd, 2022

How to prohibit bang operator in Dart Linter / Pull request

January 1st, 2023

The name 'MyApp' isn't a class. Try correcting the name to match an existing class. flutter

January 1st, 2023

The argument type 'void Function(Map<String, bool>)' can't be assigned to the parameter type 'Map<String, bool>'

January 1st, 2023

Couldn't infer type parameter 'T'. when using Map.reduce(max)

January 1st, 2023

null safety issue for getter with if-statment

January 1st, 2023

Flutter 2.5.1 - Could not build the application for the simulator

January 1st, 2023

The property 'quantity' can't be unconditionally accessed because the receiver can be 'null'. Try making the access conditional (using '?.')

January 1st, 2023

Null-aware .firstWhere, .singleWhere, .lastWhere in Dart's List?

December 1st, 2022

Non-nullable instance field ['controller'] must be initialized in flutter

January 1st, 2023