- Parsing JSON documents to java classes using gson
- startActivity (Activity)
- getResourceAsStream (ClassLoader)
- runOnUiThread (Activity)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- URL (java.net)
A Uniform Resource Locator that identifies the location of an Internet resource
as specified by RFC
- Path (java.nio.file)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- TreeSet (java.util)
TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
- JFrame (javax.swing)
- Best IntelliJ plugins