I'm trying to use callback for dart to retrieve value from a child in dart if the user already input their signature. This is what i have but the callback function is highlighted in red when I try to use…
I am having an issue with the height of a PageView.builder in Flutter. I want to set the height based on the screen size. I tried using MediaQuery to set the height, but I'm still facing the issue. I tried…
I want to save the application I made in Flutter to the phone's memory and when I close the application and open it again, I want it to continue from where it left off. How can I do this? I…
@override Widget build(BuildContext context) { return Container( child: Row( mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [ Row( children: [ CircleAvatar(), Column( crossAxisAlignment: CrossAxisAlignment.start, children: [ Text(title, overflow: TextOverflow.ellipsis), Text(part), ], ), ], ), ElevatedButton(onPressed: () {}, child: Text('btn')), ], ), ); } The…
I have a string <li> Content Test 1</li>. I need regEx to replace tags so final result would be <ul><li>Content Test 1</li></ul> (Remove &emsp and adding <ul> but keeping inside content) I've found solutions for when the content is static, but…
I have a nested data structure like this: User |-List<WorkoutPlan> |-List<Workout> |-List<Exercise> Each list is saved on a different json file: -user.json with the list workout plans’ ids -workoutPlans.json: Each workout plan has a list of workouts’ id -workouts.json For…
I am trying to create a downloads_page to show download Item list from localStorage. I am using flutter_downloader with flutter_inappwebview widget. I'm getting this error while downloading file from webview in the app. Please help me fix this soon. ERROR…
Scenario I am trying to implement a TextField in a showDialog. I have a CustomShowDialog widget created for this purpose. Issue Faced When I click on the TextField, the keyboard appears which covers up the TextField. When I try to…
I want to align the text to the center but it doesn't change, I do not know where the problem is. I use Flex to handle responsive screen, so it must be something to do with it in order to…
I'm getting the following error only on Android 11 and above. Steps to reproduce: Save a file to '/storage/emulated/0/Download/fileName.pdf' Uninstall the app and install it again. Save a file to the same path. Error: FileSystemException: Cannot open file, path =…