- Making http requests using okhttp
- startActivity (Activity)
- putExtra (Intent)
- scheduleAtFixedRate (Timer)
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Handler (java.util.logging)
A Handler object accepts a logging request and exports the desired messages to a
target, for example
- JOptionPane (javax.swing)
- Best IntelliJ plugins