- Running tasks concurrently on multiple threads
- getSharedPreferences (Context)
- addToBackStack (FragmentTransaction)
- getExternalFilesDir (Context)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- List (java.util)
An ordered collection (also known as a sequence). The user of this interface has
precise control ove
- Timer (java.util)
Timers schedule one-shot or recurring TimerTask for execution. Prefer
java.util.concurrent.Scheduled
- TreeSet (java.util)
TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
- Kernel (java.awt.image)
- CodeWhisperer alternatives