- Making http post requests using okhttp
- runOnUiThread (Activity)
- getSupportFragmentManager (FragmentActivity)
- findViewById (Activity)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- Collectors (java.util.stream)
- Reference (javax.naming)
- Top 12 Jupyter Notebook extensions