- Making http requests using okhttp
- setRequestProperty (URLConnection)
- scheduleAtFixedRate (Timer)
- addToBackStack (FragmentTransaction)
- HttpURLConnection (java.net)
An URLConnection for HTTP (RFC 2616 [http://tools.ietf.org/html/rfc2616]) used
to send and receive d
- Socket (java.net)
Provides a client-side TCP socket.
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Manifest (java.util.jar)
The Manifest class is used to obtain attribute information for a JarFile and its
entries.
- Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or
colors in arbitrary
- JFileChooser (javax.swing)
- Best IntelliJ plugins