- Running tasks concurrently on multiple threads
- addToBackStack (FragmentTransaction)
- requestLocationUpdates (LocationManager)
- getSupportFragmentManager (FragmentActivity)
- PrintStream (java.io)
Fake signature of an existing Java class.
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- LogFactory (org.apache.commons.logging)
Factory for creating Log instances, with discovery and configuration features
similar to that employ
- BoxLayout (javax.swing)
- Top 12 Jupyter Notebook extensions