- Making http requests using okhttp
- scheduleAtFixedRate (Timer)
- onRequestPermissionsResult (Fragment)
- addToBackStack (FragmentTransaction)
- BufferedReader (java.io)
Wraps an existing Reader and buffers the input. Expensive interaction with the
underlying reader is
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- JFileChooser (javax.swing)
- Best plugins for Eclipse