- Start an intent from android
- startActivity (Activity)
- addToBackStack (FragmentTransaction)
- scheduleAtFixedRate (Timer)
- FileReader (java.io)
A specialized Reader that reads from a file in the file system. All read
requests made by calling me
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Container (java.awt)
A generic Abstract Window Toolkit(AWT) container object is a component that can
contain other AWT co
- JPanel (javax.swing)
- Best plugins for Eclipse