Why COMET rarely is necessary…
Written by on June 25th, 2007 in Ajax News.
Frank M. Thürigen has written a simple opinion on Why COMET rarely is necessary….
The example used is our old favourite….. Chat:
General rule:
If the only way the user has to judge the responsiveness of an application is his own actions - give him an estimated result before the real result appears.
Have a look at it:
The following link will lead you to my “playgrounds”. In the user field top right enter any name you like and hit RETURN. Select “communication” :: “chat” from the menu and watch the chat behaviour when submitting some lines short after each other…
Frank has a chat playground setup for us to play in.
Comet is getting easier to use, and we are seeing it show up in places such as the new Servlet 3 specification. Maybe then we will see more of these architectures, although even then it may make sense not to jump to it.
Source: Ajaxian
Original Article: http://feeds.feedburner.com/~r/ajaxian/~3/127714041/why-comet-rarely-is-necessary%e2%80%a6