- Making http post requests using okhttp
- putExtra (Intent)
- startActivity (Activity)
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- Table (com.google.common.collect)
A collection that associates an ordered pair of keys, called a row key and a
column key, with a sing
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- SQLException (java.sql)
An exception that indicates a failed JDBC operation. It provides the following
information about pro
- ImageIO (javax.imageio)
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