- Making http post requests using okhttp
- getSharedPreferences (Context)
- getApplicationContext (Context)
- putExtra (Intent)
- BufferedInputStream (java.io)
A BufferedInputStream adds functionality to another input stream-namely, the
ability to buffer the i
- BufferedReader (java.io)
Wraps an existing Reader and buffers the input. Expensive interaction with the
underlying reader is
- PrintStream (java.io)
Fake signature of an existing Java class.
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- Map (java.util)
A Map is a data structure consisting of a set of keys and values in which each
key is mapped to a si
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
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