- Running tasks concurrently on multiple threads
- getSupportFragmentManager (FragmentActivity)
- addToBackStack (FragmentTransaction)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- SocketException (java.net)
This SocketException may be thrown during socket creation or setting options,
and is the superclass
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- Enumeration (java.util)
A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
- Properties (java.util)
A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- GridLayout (java.awt)
The GridLayout class is a layout manager that lays out a container's components
in a rectangular gri
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