- Running tasks concurrently on multiple threads
- onCreateOptionsMenu (Activity)
- scheduleAtFixedRate (Timer)
- getSupportFragmentManager (FragmentActivity)
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Iterator (java.util)
An iterator over a sequence of objects, such as a collection.If a collection has
been changed since
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- JComboBox (javax.swing)
- Top Vim plugins