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  1. Details for this Thursday's CocoaHeads on iPhone Design with @capttaco: http://theocacao.com/docume... 10:38 PM Nov 10th from Tweetie
  2. New beta of the Cocoa Book is up. First drafts of chapters on MVC and Custom Views: http://bit.ly/yvGvX 5:37 PM Nov 6th from Tweetie
  3. @JohnMarkR sstevenson at mac is best, thanks. 10:46 AM Sep 28th from Tweetie in reply to JohnMarkR
  4. News on the O'Reilly Cocoa book: http://bit.ly/KbWKI Book site: http://cocoabook.com/ 8:53 AM Sep 28th from Tweetie
  5. NSBlockOperation: use to run multiple blocks concurrently without having to create separate NSOperations for each one. (10.6) 10:26 PM Sep 5th from Tweetie
  6. NSPurgeableData: use to store temp data that can be recreated. Implements NSDiscardableContent protocol, works well with NSCache. (10.6) 11:32 PM Sep 2nd from Tweetie
  7. NSCache: use to create a key/value object cache with limits to prevent paging. Thread safe and GC aware. (10.6) 11:27 PM Sep 2nd from Tweetie
  8. Extremely entertaining sample code for CAEmitterLayer: http://developer.apple.com/... 11:59 AM Aug 28th from Tweetie
  9. CAEmitterLayer: use to create particle effects. Each particle is an instance of CAEmitterCell. (10.6) 11:00 AM Aug 28th from Tweetie
  10. CAGradientLayer: a Core Animation layer with built-in support for drawing gradients. Colors and stops are animatable. (10.6) 10:53 AM Aug 28th from Tweetie
  11. NSRunningApplication: use to get properties for running apps, including name, bundle, launch date, architecture, and more. (10.6) 10:32 AM Aug 28th from Tweetie
  12. Snow Leopard is available today! There lot's of new API to talk about so stay tuned. Also check out @xctotd for info on Xcode 3.2. 1:14 AM Aug 28th from Tweetie
  13. NSDirectoryEnumerator: use to recursively loop through all items in a directory. Invaluable for in-app file management. 1:09 AM Aug 25th from Tweetie
  14. NSFileHandle: use to refer to a file on disk for reading or writing. Can also be used for standard out, standard in, standard error. 1:06 AM Aug 25th from Tweetie
  15. Additional note from @jtbandes about NSDecimalNumber and decimal math: http://bit.ly/3wFMmd 1:01 AM Aug 2nd from Tweetie
  16. NSPointerArray: use to store raw pointers, including NULL. GC objects will be NULL when collected. Can also set count manually. 1:00 AM Aug 2nd from Tweetie
  17. NSDecimalNumber: a subclass of NSNumber that can perform mathematical operations. 12:40 AM Aug 2nd from Tweetie
  18. NSAffineTransform: use to apply transformations when drawing graphics: scaling, flipping, rotation 1:15 AM Jul 24th from Tweetie
  19. NSShadow: add a shadow to shapes or text inside a view or image. Isn't drawn directly. Instead, call -set to add to graphics context. 1:48 AM Jul 8th from Tweetie
  20. NSTask: use to launch separate processes and return the results. Good for wrapping command line tools. 1:12 AM Jun 30th from Tweetie