Comet describes a number of techniques with which a web server may push information to a client in a non-transactional format. Long Polling is one of such techniques, in which a browser’s request remains open until the server has information to send.

Long Polling is particularly useful in semi-synchronous applications, such as chat rooms and turn-based games, and is straightforward to implement with PHP and jQuery:

It’s finally here! The Color Guessing Game— where you can both test how quickly you can type out color names, and how imaginative you dare to be. Common color names are worth the least points, while rare and unorthodox “colors” will net you the most. Be as creative as you dare; if your guessed color is not found, assign it to a swatch at the end of the game so that it can be added!

Announcing The Color Guessing Game! A Flash and Papervision3D-driven word game where you battle against the clock to name as many colors as you can remember. Rare colors, those which have only been guessed by a handful of other players, net you the most points, and common colors a meager offering. If the color is not in the system, assign it to a swatch at the end of the game so that it can be added to the list!