I started to build apps for the iPhone. Here are some ressources which are useful to know.

Tutorials

• Very good video tutorial about iPhone programming from Paul Hegarty (Stanford University) can be found under IPad and iPhone Application Development (SD) on iTuns U.
• Video tutorials from video2brain:
• Getting Started with iOS 5
• iPhone and iOS Application Development Workshop
• iPhone and iOS 5 Advanced App Development
• http://developer.apple.com/videos/, developer videos from Apple
• http://developer.apple.com/library/mac/#documentation/ToolsLanguages/Conceptual/Xcode4UserGuide/…, XCode User Guide from Apple
• http://developer.apple.com/library/mac/#documentation/General/Conceptual/Mac101/Articles/00_Introduction.html#//apple_ref/doc/uid/TP40010611-CH1-SW1, Your first Mac APP from Apple
• Scripting Bride Programming Guide, interact with programs on your Mac (e.g. iTunes)

Code snippets

• TrayBar – Status Bar in Cocoa (NSStatusBar), get programs into the traybar (Mac OS)
• Execute a terminal command from a Cocoa app, code from stackoverflow.com
• Can I receive a callback whenever an NSPasteboard is written to?, information from stackoverflow.com
• Programmatically causing restart, shutdown and/or logout, Mac OS X Developer Library
• List of sample code from Apple, Mac OS X Developer Library

Communities

List will be extended. If you know additional links, post them in the comments, I will add them.

Updates:

• 2012-01-08: Added code snippets, video tutorials
• 2012-01-10: Added code snippets, communities
• 2012-01-14: Added code snippets, tutorials