- Making http post requests using okhttp
- scheduleAtFixedRate (ScheduledExecutorService)
- findViewById (Activity)
- runOnUiThread (Activity)
- BufferedWriter (java.io)
Wraps an existing Writer and buffers the output. Expensive interaction with the
underlying reader is
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- CountDownLatch (java.util.concurrent)
A synchronization aid that allows one or more threads to wait until a set of
operations being perfor
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- BorderLayout (java.awt)
A border layout lays out a container, arranging and resizing its components to
fit in five regions:
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