- Finding current android device location
- findViewById (Activity)
- getExternalFilesDir (Context)
- getSupportFragmentManager (FragmentActivity)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- DateFormat (java.text)
Formats or parses dates and times.This class provides factories for obtaining
instances configured f
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
- BufferedImage (java.awt.image)
The BufferedImage subclass describes an java.awt.Image with an accessible buffer
of image data. All
- JPanel (javax.swing)
- JTable (javax.swing)
- Top 12 Jupyter Notebook extensions