- Running tasks concurrently on multiple threads
- getApplicationContext (Context)
- addToBackStack (FragmentTransaction)
- getSharedPreferences (Context)
- System (java.lang)
Provides access to system-related information and resources including standard
input and output. Ena
- HttpURLConnection (java.net)
An URLConnection for HTTP (RFC 2616 [http://tools.ietf.org/html/rfc2616]) used
to send and receive d
- CountDownLatch (java.util.concurrent)
A synchronization aid that allows one or more threads to wait until a set of
operations being perfor
- Stream (java.util.stream)
A sequence of elements supporting sequential and parallel aggregate operations.
The following exampl
- Point (java.awt)
A point representing a location in (x,y) coordinate space, specified in integer
precision.
- ImageIO (javax.imageio)
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