I am trying to divide a string in flutter into text and numbers. The string consists of a number and a measurement in the metric system. My goal is to separate the number from the measure in order to process…
How can I define a variable with only two possible primitive types, such as (String or num) for example, in Dart? Is there a way to do this? like union types in TypeScript. const x:string|number;
Get java version from JAVA_HOME: C:Program FilesAndroidAndroid Studio1jbr The photo_manager java version is 17 ../../../../../../AppData/Local/Pub/Cache/hosted/pub.dev/photo_manager-2.8.1/lib/src/internal/image_provider.dart:71:5: Error: Type 'DecoderCallback' not found. DecoderCallback decode, // ignore: deprecated_member_use ^^^^^^^^^^^^^^^ ../../../../../../AppData/Local/Pub/Cache/hosted/pub.dev/photo_manager-2.8.1/lib/src/internal/image_provider.dart:96:5: Error: Type 'DecoderCallback' not found. DecoderCallback decode, // ignore: deprecated_member_use ^^^^^^^^^^^^^^^ ../../../../../../AppData/Local/Pub/Cache/hosted/pub.dev/photo_manager-2.8.1/lib/src/internal/image_provider.dart:71:5: Error:…
I want to implement password show/hide functionality in a TextFormField in Flutter, but it's not working. I usually use this method to achieve it, but it's not working here. How can I fix the dead code error? import 'dart:ui'; import…
I am working on flutter on Android studio (hedgehog). My aim is to write text on a specified position on top of a background image without using textalign property. I have tried using Alignment property and it works fine, but…
Iam working on a flutter project, and i need to animate a text, initially the text is white , and then i need to a red color should be slided over the white text and it turns red, like overlaying…
i want to show showModalBottomSheet above bottomNavigationBar natively without Stack or any other custom widget currently this is my code body: Navigator( onGenerateRoute: (settings) { return MaterialPageRoute( builder: (context) { return ListView( children: [ TextButton( onPressed: () { showModalBottomSheet( <--…
I am trying to open a file from the Finder app with my Flutter app. However, the method that is expected to be called when opening a file is never being invoked. I've created a custom file extension for my…
i just created a hello_world flutter project and got those errors : /C:/flutter/packages/flutter/lib/src/material/app.dart:5:8: Error: Dart library 'dart:ui' is not available on this platform. import 'dart:ui' as ui; ^ /C:/flutter/packages/flutter/lib/src/material/app_bar_theme.dart:5:8: Error: Dart library 'dart:ui' is not available on this platform. import…
the command flutter doctor-v doesn't work in the cmd and this is appear Could not find a command named "doctor-v". Did you mean one of these? doctor Run 'flutter -h' (or 'flutter -h') for available flutter commands and options. I…