- Running tasks concurrently on multiple threads
- onRequestPermissionsResult (Fragment)
- scheduleAtFixedRate (Timer)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- GridLayout (java.awt)
The GridLayout class is a layout manager that lays out a container's components
in a rectangular gri
- Point (java.awt)
A point representing a location in (x,y) coordinate space, specified in integer
precision.
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Collection (java.util)
Collection is the root of the collection hierarchy. It defines operations on
data collections and t
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
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