- Running tasks concurrently on multiple threads
- requestLocationUpdates (LocationManager)
- getContentResolver (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- TimeUnit (java.util.concurrent)
A TimeUnit represents time durations at a given unit of granularity and provides
utility methods to
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- Best plugins for Eclipse