Objective-C using Cocoa for OS X Leopard

Programming examples in Objective-C using Cocoa for OS X Leopard

http://juliuspaintings.co.uk/cgi-bin/paint_css/animatedPaint/animatedPaint.pl

Project 1: Countdown View Using NSTimer

http://embracedbybrackets.com/2009/06/13/project-1-countdown-view-using-nstimer/

MAAttachedWindow NSWindow subclass

http://mattgemmell.com/2007/10/03/maattachedwindow-nswindow-subclass