- Running tasks concurrently on multiple threads
- putExtra (Intent)
- addToBackStack (FragmentTransaction)
- getApplicationContext (Context)
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- MessageFormat (java.text)
Produces concatenated messages in language-neutral way. New code should probably
use java.util.Forma
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Base64 (org.apache.commons.codec.binary)
Provides Base64 encoding and decoding as defined by RFC 2045.This class
implements section 6.8. Base
- JOptionPane (javax.swing)
- Top 12 Jupyter Notebook extensions