devxlogo

Tip Bank

Abstract Data Types Versus Abstract Classes

The terms abstract data type and abstract class refer to two entirely different concepts, although both of them use the word ‘abstract’ due to a historical accident. An abstract data

Connecting the Piped Stream Classes

Java’s PipedInputStream and PipedOutputStream classes allow you to write data to an OutputStream object and to read this data from an InputStream object (see tip “Pass Data Between Threads Using

Move Animated GIFs Across a Web Page

Question: I’m trying to make an animated GIF move across a Web page, but the animation freezes in both Internet Explorer 4 and Netscape Navigator 4. I tried to do