- Running tasks concurrently on multiple threads
- getExternalFilesDir (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- getSupportFragmentManager (FragmentActivity)
- System (java.lang)
Provides access to system-related information and resources including standard
input and output. Ena
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- ImageIO (javax.imageio)
- Github Copilot alternatives