- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (Timer)
- addToBackStack (FragmentTransaction)
- putExtra (Intent)
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- TreeMap (java.util)
Walk the nodes of the tree left-to-right or right-to-left. Note that in
descending iterations, next
- TreeSet (java.util)
TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- Kernel (java.awt.image)
- Join (org.hibernate.mapping)
- Best plugins for Eclipse