- Running tasks concurrently on multiple threads
- getApplicationContext (Context)
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- scheduleAtFixedRate (Timer)
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This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- NumberFormat (java.text)
The abstract base class for all number formats. This class provides the
interface for formatting and
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- LinkedList (java.util)
Doubly-linked list implementation of the List and Dequeinterfaces. Implements
all optional list oper
- UUID (java.util)
UUID is an immutable representation of a 128-bit universally unique identifier
(UUID). There are mul
- Executors (java.util.concurrent)
Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
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