These days AJAX is an ever present part of our application development. It provides a seamless user experience without reloading web pages. Despite all the improvements to the users' experience of our applications provided by AJAX, it is still a "pull" technology, in a world where we expect near instant responses from everything we interact with.

Push servers and clients are often impractical for web-based applications and using AJAX to constantly check for updates can be costly for the client and the web server. Longpolling provides a "half way house" between true push technology and constant polling. Adobe ColdFusion Server has all the elements need for creating applications that use AJAX Longpolling. This session will explain what longpolling is and how to get started with creating longpolling applications with AJAX, ColdFusion and BlazeDS.