- Creating JSON documents from java classes using gson
- setContentView (Activity)
- getSupportFragmentManager (FragmentActivity)
- getExternalFilesDir (Context)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- Properties (java.util)
A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
- ZipFile (java.util.zip)
This class provides random read access to a zip file. You pay more to read the
zip file's central di
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
- ImageIO (javax.imageio)
- Github Copilot alternatives