- Making http post requests using okhttp
- scheduleAtFixedRate (Timer)
- getApplicationContext (Context)
- setRequestProperty (URLConnection)
- ServerSocket (java.net)
This class represents a server-side socket that waits for incoming client
connections. A ServerSocke
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- Format (java.text)
The base class for all formats. This is an abstract base class which specifies
the protocol for clas
- LinkedList (java.util)
Doubly-linked list implementation of the List and Dequeinterfaces. Implements
all optional list oper
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
- Component (java.awt)
A component is an object having a graphical representation that can be displayed
on the screen and t
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