- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (Timer)
- onRequestPermissionsResult (Fragment)
- getSupportFragmentManager (FragmentActivity)
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the
source input stream is
- Socket (java.net)
Provides a client-side TCP socket.
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- DataSource (javax.sql)
An interface for the creation of Connection objects which represent a connection
to a database. This
- JFrame (javax.swing)
- Best IntelliJ plugins