dart-null-safety-CodePudding

Tags > dart-null-safety

09-15OSerror: This expression has a type of 'void' so its value can't be used
09-15OSShared preferences - _CastError (Null check operator used on a null value)
09-14Software designThe argument type 'String?' can't be assigned to the parameter type 'String'
09-14Software designNull check operator used on a null value in StreamBuilder Widget
09-14BlockchainHow to do null/empty check of a String inside a TextFormField validator function in dart/flutter?
09-13Back-endLateInitializationError: Field 'productItem' has not been initialized
09-09databaseGetting Error Of (Null check operator used on a null value)
09-08OSError: Cannot run with sound null safety, because the following dependencies don't support null
09-08Back-endFlutter/Dart - Difference between obj!.property and obj?.property
09-04BlockchainValidator issue: The argument type 'String? Function(String)' can't be assigned to th
09-04Software designtype 'Context' is not a subtype of type 'BuildContext'
09-01OSFlutter: Assign Variable With String Only If Value Is Not Null
09-01OSThe property can't be unconditonally accsessed because the receiver can be null, flutter locali
09-01OSHow to avoid Null check operator used on a null value
08-31otherHow to show all the text field dynamically values by loop or index flutter
08-30OSHow to delete data when navigator from screen to another in Flutter?
08-30BlockchainError:flutter Unhandled Exception: type 'Null' is not a subtype of type 'String'
08-28EnterpriseHow to make a constructor parameter not required?
08-28otherNull Check Operator used on null value - flutter
08-28OSFlutter error: LateError (LateInitializationError: Field 'handler' has not been initialize
08-27Back-endEquatable package use for nullable value
08-26EnterpriseWhat does "!" this operator means in dart when it using like below?
08-26Enterprisehow to make slider in flutter with API data?
08-25NetNullable evaluation of function with non-null arguments
08-25NetWhy TextFormField's onSaved method requires a nullable String?
08-25databasetype 'Null' is not a subtype of type 'String' this error pops up when trying to
08-25Blockchainsearch for an item into list<map>
08-24databaseStateless widget to Stateful widget convert Dart Flutter
08-24MobileUnhandled Exception: type 'Null' is not a subtype of type 'List<dynamic>'
08-22MobileFetching data from Firebase into listview in flutter
08-22MobileGetting the common "null check operator on a null value" when testing using Chopper client
08-22Back-endConditionally show / render values (none-null String values) in UI (Flutter Text widget)
08-22databaseNoSuchMethodError The method '[]' was called on null. Tried calling: []("forecastday&
08-21OSerror G7AD6136F: Method 'addPostFrameCallback' cannot be called on 'WidgetsBinding?&#
08-21OSerror: The property 'sembol' can't be unconditionally accessed because the receiver c
08-20front endI'm having trouble fixing chechboxlisttile in flutter
08-20Back-endError: The argument type 'List<Color>?' can't be assigned to the parameter type
08-20Back-endFlutter Dart - LateInitializationError: Field 'playerSnapshot' has not been initialized
08-19databaseListview api white screen return problem flutter
08-19front endtype 'String' is not a subtype of type 'Map<String, dynamic>' flutter

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