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Among the many features provided by Macromedia's Web server clustering solution, ClusterCATS provides a feature called session-awareness. Session-awareness ensures that when a session begins on a particular clustered Web server, it will remain on that server until it is complete.

Content on the web often has a shelf life. You may have information that you want up after a certain point in time or you may want it to be gone after a certain time.You may want to have it appear and disappear without having to be editing files or changing out input in some back end system. You will find that you can build a simple system for publishing and removing info with ColdFusion's CFIF tag and CreateDateTime() and Now() functions.

We all know that locking is important. Most of us even understand why locks are needed. But exactly where to use a lock, which lock type to use and what code to put within the lock remains confusing at best.