- Making http post requests using okhttp
- addToBackStack (FragmentTransaction)
- scheduleAtFixedRate (Timer)
- scheduleAtFixedRate (ScheduledExecutorService)
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- BigInteger (java.math)
An immutable arbitrary-precision signed integer.FAST CRYPTOGRAPHY
This implementation is efficient f
- URLEncoder (java.net)
This class is used to encode a string using the format required by
application/x-www-form-urlencoded
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- Stack (java.util)
Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
objects. It enables u
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