- Running tasks concurrently on multiple threads
- findViewById (Activity)
- onRequestPermissionsResult (Fragment)
- getSupportFragmentManager (FragmentActivity)
- URI (java.net)
A Uniform Resource Identifier that identifies an abstract or physical resource,
as specified by RFC
- UnknownHostException (java.net)
Thrown when a hostname can not be resolved.
- TimeZone (java.util)
TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- JButton (javax.swing)
- Best plugins for Eclipse