Once in a while when using FlashBuilder, I'll get a rendering artifact that doesn't go away until I do a full reboot. This artifact seems to be caused by a popup triggered by code documentation popups ...
I'm using Eclipse in Windows XP. One of my favorite shortcuts is CTRL-ALT-DOWN (or CTRL-ALT-UP) to duplicate a line. I just found that on this machine (XP ThinkPad, with NVIDIA graphics driver), ...