- Running tasks concurrently on multiple threads
- findViewById (Activity)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- getResourceAsStream (ClassLoader)
- ServerSocket (java.net)
This class represents a server-side socket that waits for incoming client
connections. A ServerSocke
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- Arrays (java.util)
This class contains various methods for manipulating arrays (such as sorting and
searching). This cl
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- Executors (java.util.concurrent)
Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
- BasicDataSource (org.apache.commons.dbcp)
Basic implementation of javax.sql.DataSource that is configured via JavaBeans
properties. This is no
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