- Running tasks concurrently on multiple threads
- findViewById (Activity)
- addToBackStack (FragmentTransaction)
- getSharedPreferences (Context)
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- HttpServlet (javax.servlet.http)
Provides an abstract class to be subclassed to create an HTTP servlet suitable
for a Web site. A sub
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- BorderLayout (java.awt)
A border layout lays out a container, arranging and resizing its components to
fit in five regions:
- Font (java.awt)
The Font class represents fonts, which are used to render text in a visible way.
A font provides the
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- CodeWhisperer alternatives