Learning the Java Language — Lessons describing the essential concepts and features of the Java Programming Language. Essential Java Classes — Lessons on exceptions, basic input/output, concurrency, regular expressions, and the platform environment. C

Mouse-motion events notify when the user uses the mouse (or a similar input device) to move the onscreen cursor. For information on listening for other kinds of mouse events, such as clicks, see How to Write a Mouse Listener.

The ASP Technology. ASP and ASP.NET are server side technologies. Both technologies enable computer code to be executed by an Internet server. When a browser requests an ASP or ASP.NET file, the ASP engine reads the file, executes any code in the file, an