CHAPTER 15Comet
In This Chapter:
• Introducing the Concept of Comet
• CometD
• Orbited
• Industry Perspective
Comet gives web servers the ability to push information to the browser as needed. In this chapter, we will explore methods of pushing data using Comet.
15.1 INTRODUCING THE CONCEPT OF COMET
Comet is a very powerful feature that has yet to reach mass adoption. Over time, Ajax became very popular because it lets developers make remote web requests with JavaScript to get additional information from web servers. When developers get the additional information, a web page can be updated without refreshing the entire page. Comet is similar to Ajax, and often called Reverse Ajax, because Comet lets the server push data to the client. There are currently ...
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