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- getSystemService (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- onCreateOptionsMenu (Activity)
- Runnable (java.lang)
Represents a command that can be executed. Often used to run code in a different
Thread.
- SocketException (java.net)
This SocketException may be thrown during socket creation or setting options,
and is the superclass
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- ResultSet (java.sql)
An interface for an object which represents a database table entry, returned as
the result of the qu
- 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
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