Window resizing in Interface Builder

Mike Ash on #macdev dropped this handy hint today. Usually when resizing windows in Interface Builder, you have to move the contents around to look nice after the resize. If you hold down the control key while resizing the window, the contents reflow with their spring settings.

And just for fun, here's a quicktime mov-ay that shows it in action (gives me an excuse to play around with SnapZpro):