- Creating JSON documents from java classes using gson
- putExtra (Intent)
- getSystemService (Context)
- startActivity (Activity)
- ServerSocket (java.net)
This class represents a server-side socket that waits for incoming client
connections. A ServerSocke
- SocketException (java.net)
This SocketException may be thrown during socket creation or setting options,
and is the superclass
- URL (java.net)
A Uniform Resource Locator that identifies the location of an Internet resource
as specified by RFC
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- ImageIO (javax.imageio)
- Top 12 Jupyter Notebook extensions