- Running tasks concurrently on multiple threads
- setContentView (Activity)
- addToBackStack (FragmentTransaction)
- scheduleAtFixedRate (ScheduledExecutorService)
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the
source input stream is
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
- JFrame (javax.swing)
- Project (org.apache.tools.ant)
Central representation of an Ant project. This class defines an Ant project with
all of its targets,
- Top plugins for Android Studio