- Making http post requests using okhttp
- getExternalFilesDir (Context)
- requestLocationUpdates (LocationManager)
- onCreateOptionsMenu (Activity)
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- Executor (java.util.concurrent)
An object that executes submitted Runnable tasks. This interface provides a way
of decoupling task s
- Top 12 Jupyter Notebook extensions