- Creating JSON documents from java classes using gson
- setRequestProperty (URLConnection)
- findViewById (Activity)
- requestLocationUpdates (LocationManager)
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- FileUtils (org.apache.commons.io)
General file manipulation utilities. Facilities are provided in the following
areas: * writing to a
- JFileChooser (javax.swing)
- Top Vim plugins