Using FDS would be the far easiest way to implement a chatapplication.Theoretically you could implement a chat application withoutFDS by having each client poll the server for messages for newmessages for that client using HTTPService or WebService. You can also do "poor man's data push" using a lon...

There's no mx:DataSet data type that has all thefunctionality of .NET's DataSet but mx:ArrayCollection is not faroff. In Flex, unlike .NET, all data types support databinding(which is cool). I'm still learning Flex myself but I suspect, ifyou wanted to avoid having to use FDS on the server, if you w...