- Creating JSON documents from java classes using gson
- getSystemService (Context)
- getSharedPreferences (Context)
- getApplicationContext (Context)
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Arrays (java.util)
This class contains various methods for manipulating arrays (such as sorting and
searching). This cl
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- Iterator (java.util)
An iterator over a sequence of objects, such as a collection.If a collection has
been changed since
- TimeZone (java.util)
TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
- BlockingQueue (java.util.concurrent)
A java.util.Queue that additionally supports operations that wait for the queue
to become non-empty
- Top 12 Jupyter Notebook extensions