How to create a number input
How to create a text field that only accepts numbers (with or without decimals) and shows an appropriate keyboard.
Tutorials
Styling parts of a TextField
Styling the whole TextField can be done via the InputDecoration. But how do we apply a special styling for only parts of the text? This tutorial explains.
Prevent back button from closing the app
Flutter apps exit by default once the user taps the back button on the first screen. Here’s how to override this behavior and show a confirm dialog.
Read shared preferences from native apps
Learn how to migrate the shared preferences from native Android and iOS apps to Flutter apps.
Pull to refresh
Learn how to implement the pull-to-refresh gesture in Flutter. Also describes how to use an alternative loading indicator.
Implementing a fortune wheel
Learn how to implement an animated fortune wheel that randomly chooses from a list of given options in Flutter.
Create a controller for a custom widget
This tutorial shows how to create a custom controller for a self-implemented widget to manage its state from the outside.
Implementing a lotto retrospective app
Learn how to implement an app that tells you how much money you would have won or lost if you had played lotto with you chosen numbers.
Creating a geo map quiz game
Tutorial on how to use the OSM (Overpass) API to fetch some geo data and embed a map into a Flutter app to create a quiz game!
Using BLoC pattern with service layer
A BLoC does often have external dependencies such as services or repositories. This tutorial shows how to properly create the connection.