- Making http post requests using okhttp
- getSupportFragmentManager (FragmentActivity)
- setContentView (Activity)
- onRequestPermissionsResult (Fragment)
- BufferedInputStream (java.io)
A BufferedInputStream adds functionality to another input stream-namely, the
ability to buffer the i
- InetAddress (java.net)
An Internet Protocol (IP) address. This can be either an IPv4 address or an IPv6
address, and in pra
- UnknownHostException (java.net)
Thrown when a hostname can not be resolved.
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Deque (java.util)
A linear collection that supports element insertion and removal at both ends.
The name deque is shor
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most