- Running tasks concurrently on multiple threads
- addToBackStack (FragmentTransaction)
- scheduleAtFixedRate (Timer)
- getSystemService (Context)
- Runnable (java.lang)
Represents a command that can be executed. Often used to run code in a different
Thread.
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
- Iterator (java.util)
An iterator over a sequence of objects, such as a collection.If a collection has
been changed since
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- XPath (javax.xml.xpath)
XPath provides access to the XPath evaluation environment and expressions.
Evaluation of XPath Expr
- Notification (javax.management)
- Best plugins for Eclipse