- Start an intent from android
- putExtra (Intent)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- getSystemService (Context)
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- BitSet (java.util)
The BitSet class implements abit array [http://en.wikipedia.org/wiki/Bit_array].
Each element is eit
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Properties (java.util)
A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
- TreeMap (java.util)
Walk the nodes of the tree left-to-right or right-to-left. Note that in
descending iterations, next
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- Best plugins for Eclipse