smooth_page_indicator | A native canvas implementation of Flutter library | Mobile library

Basically I want to change content on selecting the TabBar options. Here's my code. Also I'm new to flutter. I've also created a _incrementCounter() and getter setter methods. By using _incrementCounter() I'm returning an integer in order to update the PAgeView of my screen which is implemented inside a List called tabsCat. But on calling the _incrementCounter() method on line 264 it does not give the updated value please guide.

EDIT 3 This must be a font_awesome_flutter issue. When I leave dependency_overrides in pubspec.yaml but remove the font_awesome_flutter argument, so just do this:

I recently moved my projects to my M1 MacBook Pro. But I get the following error when running flutter run on iPhone 12 Pro Max Simulator.

I added Firebase yesterday, on Android it works without problems. When I try to run the iOS-app the following error message appears:

I'm trying to find how to fade between PageView pages.

This is my pageView:

I want to do a post request to firebase realtime database. It is open space, so I dont need any authentication.

When I send a post request the Data does change on my simulator but is not added to firebase:.

Here is the code where I am calling the request from (in the void addNew method):