- Running tasks concurrently on multiple threads
- getSupportFragmentManager (FragmentActivity)
- setContentView (Activity)
- findViewById (Activity)
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- TreeSet (java.util)
TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- JComboBox (javax.swing)
- Github Copilot alternatives