It helps me something good to format my code files (.mxml and .as) with a standard procedure, nice plug-in. It supports both standalone Flex Builder and Flex Builder Eclipse Plug-in. Here is the plug-in update site URL for this Flex Formatter.
This could be a nice idea for saving a DisplayObject as an image file. Here i have done a sample workout which saves a DisplayObject (mx.controls.TextArea) as a PNG image file. In the meantime, we can save all the DisplayObjects as an image file, but the DisplayObject should be implemented by IBitmapDrawable interface.