Adobe Flash Code completion shortcuts

Content Assist― To invoke content assisy Press Ctrl+Space to invoke Content Assist. This provides you a list of suggested completions of partially entered code strings.
Code proposal cycling - To filter the list of suggestions provided by Content Assist Press Ctrl+Space multiple times . This will show only events, properties, effects, etc..
Camel-case code hinting - Flash Builder shows relevant code hints when you type specific characters in camel case. To show all matching properties of the AdvancecDataGrid control, just type <ADG.