- Running tasks concurrently on multiple threads
- onCreateOptionsMenu (Activity)
- scheduleAtFixedRate (ScheduledExecutorService)
- findViewById (Activity)
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Queue (java.util)
A collection designed for holding elements prior to processing. Besides basic
java.util.Collection o
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- CountDownLatch (java.util.concurrent)
A synchronization aid that allows one or more threads to wait until a set of
operations being perfor
- HttpServletRequest (javax.servlet.http)
Extends the javax.servlet.ServletRequest interface to provide request
information for HTTP servlets.
- Base64 (org.apache.commons.codec.binary)
Provides Base64 encoding and decoding as defined by RFC 2045.This class
implements section 6.8. Base
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