Trains

Android Labs (mess)

for the needs of android studio laboratories:
Shooting Game with Trains
Class
Explicit intention-transition between activities
Interface
Anonymous classes, e.g. button handling
Listeners
Butron, textView, Imageview
Activity life cycle methods
The handler, post, postDelayed class
Creating threads
Toast
ListView
ArrayAdapter and custom implementation
ActivityResultLauncher
Implicit intention, e.g. taking a photo with a camera
Sql
Fragments Drawer and scrolling screen.
Android file system
Determining the position of the telephone. GPS system.