[flexcoders] DataService vs Messaging

Hello, I trying to do some examples using LCDS and I'm a bit confused. Can anybody help? The scenario is the following: I need several clients to be connected to a LCDS-enabled server. The server uses a Database. Whenever a change is made in the database I need my clients to be informed about

[flexcoders] Syntax - Package

We've all seen this: Package x.y.z { Public ... { ... } } Is this equally valid? Package x.y.z; Public ... { ... } Thanks.