- Making http post requests using okhttp
- getApplicationContext (Context)
- getSupportFragmentManager (FragmentActivity)
- getResourceAsStream (ClassLoader)
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- Format (java.text)
The base class for all formats. This is an abstract base class which specifies
the protocol for clas
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- ExecutorService (java.util.concurrent)
An Executor that provides methods to manage termination and methods that can
produce a Future for tr
- Top 12 Jupyter Notebook extensions