I am trying to write a model but i keep getting this error. Here is the code. ...

In my bottomNavigationBar I would like to highlight the page number the user is on when scrolling through the pages of a book. This could be done by s ...

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I am currently creating a database using Isar that looks like this: In my code, I've got an image I'm drawing these polygons onto using a GestureDe ...

apologies for the less-than-perfect question, but I've exhausted every option and I have no idea what left to do. When playing FLACs from a file on i ...

background_fetch: ^1.1.6 I use the above plugin to execute a task for every 15 minutes even after terminate the app. But after adding the above libra ...

I have a String with different value every time: I want to get only last word Joe but every time I don't know how many words the string consists ...

enter image description here I want to change iconColor variable in AppIcon2 class when onTap is done. How do I do it with Provider? `` I tried to ...

I am trying to create a circular button, but there is an error when I try to use ElevatedButton: This is the code: I have also tried to create a ...

I use SnackBar after, the await. So, It's showing error like this: I used if (!mounted) this line to remove the error. It removed the problem but, ...

I'm a degreed 25 yr computer scientist but new to Flutter and mobile apps in general. I am building forms now and want to append an 'Add New' item at ...

I ran into a problem, I have a request with parameters in the Map<String, String> apiKeyMap variable, I want to add more parameters that are in ...

I'm totally new to Flutter/Dart, I've done all the layouts for my application, and now it's time to make my application's API calls. I'm trying to man ...

I'm trying to launch a URL link in ElevatedButton but it doesn't work if I press the button it does not do anything, is there a different thing that w ...

I have a scenario where user selects a start date and end date and user also selects a specific day I need to show that specific day with date that oc ...

I'm trying to send multiple packets at once to a server, but the socket keeps "merging" all sync calls to write as a single call, I did a minimal repr ...

I am facing an issue with my bottom navigation bar. The problem is that the bottom navigation bar disappears whenever I navigate to another page. I a ...

So I have this "Save Contact" button in flutter web and I want when clicking on it either save a vcf on the device laptop/android/ios or open an add n ...

Consider code below: mixin M {} abstract class I {} class A = I with M; class B = I with M; void main() { final A? a = A(); final B? b = B(); ...

Can you explain how to communicate from an application A written in flutter to an application written in Android B. Is possible use EventChannels for ...