- Making http post requests using okhttp
- getExternalFilesDir (Context)
- getContentResolver (Context)
- getResourceAsStream (ClassLoader)
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- SQLException (java.sql)
An exception that indicates a failed JDBC operation. It provides the following
information about pro
- Arrays (java.util)
This class contains various methods for manipulating arrays (such as sorting and
searching). This cl
- Deque (java.util)
A linear collection that supports element insertion and removal at both ends.
The name deque is shor
- 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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