- Parsing JSON documents to java classes using gson
- startActivity (Activity)
- getApplicationContext (Context)
- onRequestPermissionsResult (Fragment)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- FileReader (java.io)
A specialized Reader that reads from a file in the file system. All read
requests made by calling me
- InetAddress (java.net)
An Internet Protocol (IP) address. This can be either an IPv4 address or an IPv6
address, and in pra
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- TreeMap (java.util)
Walk the nodes of the tree left-to-right or right-to-left. Note that in
descending iterations, next
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- Best IntelliJ plugins