- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (ScheduledExecutorService)
- addToBackStack (FragmentTransaction)
- getSystemService (Context)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Format (java.text)
The base class for all formats. This is an abstract base class which specifies
the protocol for clas
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- LogFactory (org.apache.commons.logging)
Factory for creating Log instances, with discovery and configuration features
similar to that employ
- JFrame (javax.swing)
- Top Vim plugins