- Running tasks concurrently on multiple threads
- findViewById (Activity)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- scheduleAtFixedRate (Timer)
- FileReader (java.io)
A specialized Reader that reads from a file in the file system. All read
requests made by calling me
- OutputStream (java.io)
A writable sink for bytes.Most clients will use output streams that write data
to the file system (
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- JOptionPane (javax.swing)
- Best plugins for Eclipse