The apple dev center feels like a foggy, non linear nebula of documents – not really convenient either to get a comprehensive overview of how stuff works, or to come back to something I viewed before.
Here’s a few pointers to the most useful resources I found - Hope this helps you too.
If you’re completely new to the game, you’ll need to setup for iPhone development. Read my article for getting Started in 24 hours or less.

Application Programming - covers generalities, UI and event handling, graphics and IO.

  • View Controller Programming Guide – explains how to use view controllers in the CocoaTouch MVC paradigm. Explains how to manage tabbed panes and navigation bars to create multi-page displays of information.
  • Core data frameworks and device services -  somehow,
    Getting started with data Management provides links to various data frameworks, as well as how to handle touch events, geo-location, the accelerometer and device orientation.
  • Coding How-Tos - Covers much useful stuff with a hands on approach, unfortunately, sample code isn’t always provided.

Networking - Getting Started With Networking & Internet links various
(low level/compatible/object etc…) APIs for networking.

  • Networking for Peer to Peer Gaming - The GameKit programming guide introduces P2P networking over bluetooth and voice chat.

Application Management

The following pointers relate to the process involved in getting your application to be distributed on the app store.

Non-Apple resources

There is definitely a few blogs and other websites out there definitely worth reading:

Disclaimer

NONE of the above links is pointing at content created by the author of this blog. The content pointed at belongs to it’s respective owners. This article is not endorsed by Apple or iCodeBlog or whomever else.