- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (ScheduledExecutorService)
- findViewById (Activity)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- OutputStream (java.io)
A writable sink for bytes.Most clients will use output streams that write data
to the file system (
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- ResultSet (java.sql)
An interface for an object which represents a database table entry, returned as
the result of the qu
- PriorityQueue (java.util)
A PriorityQueue holds elements on a priority heap, which orders the elements
according to their natu
- TimeZone (java.util)
TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Top 12 Jupyter Notebook extensions