- Running tasks concurrently on multiple threads
- onCreateOptionsMenu (Activity)
- findViewById (Activity)
- setRequestProperty (URLConnection)
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- Manifest (java.util.jar)
The Manifest class is used to obtain attribute information for a JarFile and its
entries.
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- HttpServlet (javax.servlet.http)
Provides an abstract class to be subclassed to create an HTTP servlet suitable
for a Web site. A sub
- JFileChooser (javax.swing)
- Github Copilot alternatives