- Making http post requests using okhttp
- addToBackStack (FragmentTransaction)
- onCreateOptionsMenu (Activity)
- setScale (BigDecimal)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- BufferedInputStream (java.io)
A BufferedInputStream adds functionality to another input stream-namely, the
ability to buffer the i
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- Handler (java.util.logging)
A Handler object accepts a logging request and exports the desired messages to a
target, for example
- ServletException (javax.servlet)
Defines a general exception a servlet can throw when it encounters difficulty.
- JFrame (javax.swing)
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