- Running tasks concurrently on multiple threads
- getSystemService (Context)
- getApplicationContext (Context)
- onRequestPermissionsResult (Fragment)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Comparator (java.util)
A Comparator is used to compare two objects to determine their ordering with
respect to each other.
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- GridLayout (java.awt)
The GridLayout class is a layout manager that lays out a container's components
in a rectangular gri
- Reference (javax.naming)
- Top plugins for WebStorm