- Running tasks concurrently on multiple threads
- getExternalFilesDir (Context)
- getApplicationContext (Context)
- addToBackStack (FragmentTransaction)
- Runnable (java.lang)
Represents a command that can be executed. Often used to run code in a different
Thread.
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Executors (java.util.concurrent)
Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
- GridBagLayout (java.awt)
The GridBagLayout class is a flexible layout manager that aligns components
vertically and horizonta
- Get (org.apache.hadoop.hbase.client)
Used to perform Get operations on a single row. To get everything for a row,
instantiate a Get objec
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