- Running tasks concurrently on multiple threads
- getSharedPreferences (Context)
- putExtra (Intent)
- notifyDataSetChanged (ArrayAdapter)
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- Format (java.text)
The base class for all formats. This is an abstract base class which specifies
the protocol for clas
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Scheduler (org.quartz)
This is the main interface of a Quartz Scheduler. A Scheduler maintains a registry of org.quartz.Job
- Best plugins for Eclipse