- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (ScheduledExecutorService)
- getSharedPreferences (Context)
- startActivity (Activity)
- Runnable (java.lang)
Represents a command that can be executed. Often used to run code in a different
Thread.
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- Executor (java.util.concurrent)
An object that executes submitted Runnable tasks. This interface provides a way
of decoupling task s
- ServletException (javax.servlet)
Defines a general exception a servlet can throw when it encounters difficulty.
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
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