- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (Timer)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- getSupportFragmentManager (FragmentActivity)
- URI (java.net)
A Uniform Resource Identifier that identifies an abstract or physical resource,
as specified by RFC
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- ResultSet (java.sql)
An interface for an object which represents a database table entry, returned as
the result of the qu
- Deque (java.util)
A linear collection that supports element insertion and removal at both ends.
The name deque is shor
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Top 12 Jupyter Notebook extensions