- Running tasks concurrently on multiple threads
- runOnUiThread (Activity)
- getApplicationContext (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
- Stack (java.util)
Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
objects. It enables u
- ServletException (javax.servlet)
Defines a general exception a servlet can throw when it encounters difficulty.
- JComboBox (javax.swing)
- CodeWhisperer alternatives