- Running tasks concurrently on multiple threads
- getSharedPreferences (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- findViewById (Activity)
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- Format (java.text)
The base class for all formats. This is an abstract base class which specifies
the protocol for clas
- ServletException (javax.servlet)
Defines a general exception a servlet can throw when it encounters difficulty.
- HttpServlet (javax.servlet.http)
Provides an abstract class to be subclassed to create an HTTP servlet suitable
for a Web site. A sub
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- JCheckBox (javax.swing)
- Github Copilot alternatives