- Finding current android device location
- onCreateOptionsMenu (Activity)
- getExternalFilesDir (Context)
- getSystemService (Context)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- Executors (java.util.concurrent)
Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
- Kernel (java.awt.image)
- Filter (javax.servlet)
A filter is an object that performs filtering tasks on either the request to a
resource (a servlet o
- Top 12 Jupyter Notebook extensions