- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (Timer)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- findViewById (Activity)
- System (java.lang)
Provides access to system-related information and resources including standard
input and output. Ena
- SocketException (java.net)
This SocketException may be thrown during socket creation or setting options,
and is the superclass
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Executors (java.util.concurrent)
Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Menu (java.awt)
- Best plugins for Eclipse