- Running tasks concurrently on multiple threads
- setContentView (Activity)
- requestLocationUpdates (LocationManager)
- addToBackStack (FragmentTransaction)
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- 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
- ZipFile (java.util.zip)
This class provides random read access to a zip file. You pay more to read the
zip file's central di
- Reference (javax.naming)
- 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