APCmag has posted a list of things for iPhone developers and UI designers that will help in making a usable and beautiful iPhone app.

I have been following this blog for sometime and must say the author Wolfgang Engel is posting some of the best tips for game programmers on iPhone. A must bookmark for every iPhone programmer.

The UITabBarController is a container that helps switch between different views using tabs, as can be seen in number of iPhone apps like NyTimes, MarketingProfs etc. A very nice tutorial on how to use this container along with source code…

Rhodes, a new open source toolkit developed by Rhomobile makes it possible to port Ruby applications on to iPhone, Windows Mobile devices, and the BlackBerry. 

[source MobileOrchard]

A very nice tutorial for new comers to OpenGL / iPhone programming that explains how you can load 3D Model from various popular 3D applications out there.

A review of three books that are available for iPhone programmers: Programming in Objective-C, Beginning iPhone Development: Exploring the iPhone SDK and The iPhone Developer’s Cookbook.

Read it here.

[source iPhone Obsessed]

The Oolong Engine is written in C++ with some help from Objective-C. It will help you to create new games and port existing games to the iPhone and the iPod touch. The best part is, its free.

Flash and Cocoa are shockingly similar. Much of the Cocoa framework is a mirror image of Actionscript classes / components. For example:

• UIView = MovieClip
• NSNotification = Event
• UIButton = Button

Read the full article here

[source Insideria]

iPhone‘s latest SDK contains a programming class called MPTVOutWindow, which enables the iPhone’s Video-Out function, thus allowing the handset to send a video signal through the Dock Connector to an external display. 

[source Cellaz]

The new AVFoundation framework represents one of the most significant changes to the newly updated iPhone 2.2 SDK. It offers a simple playback system for anyone flummoxed by the inhospitality of Audio Queues. More ..

[source ArsTechnica]

A nice video tutorial, that gives an introduction to iPhone programming.

5-day course on iPhone programming presented by Big Nerd Ranch,  in particular to point out differences between Android and iPhone development.

[source zdnet]

Little pieces of code to help you launch and use map application from your iPhone app.

[source objective-d]

A collection of the best SQLite related tutorials, and libraries in order to help developers in their iPhone development.

[source MobileOrchard]

A tutorial to develop a custom formatter class that is used to display local specific data.

[source iPhoneSDKArticles]

Point your iPhone or iPod touch to http://virtualgs.larwe.com/gsbasic and you can key in a BASIC program – similar to Applesoft BASIC. It supports the Apple II Lores graphics and text mode.

[source Retromaccast]

This should be very useful for developers who are looking to provide email functionality in their iphone app. You can download and read more info about it here

[source Alex blog]

A nice article for the developers who are on the opposite side of Mac and are looking to get started on the iPhone platform. Read it here.

An excellent article by Matt Gallagher about debugging cocoa applications. In the article Matt discusses about Objective-C specific gdb tips and commands that all Cocoa programmers should know.

[source Cocoawithlove]

Apple finally has opened the developer forums for iPhone platform just like they have it for mac. This should be a good resource for both new and experienced iPhone developers.

Christian Klotz posts about his experience with Android and iPhone SDK and tells us which is a better platform for developers. Read it here.

8 very useful tips when starting iPhone development using Objective C. As per author, “These are the 8 biggest foul-ups that I wish I had known before I started learning Objective-C. Hopefully you’ll learn something here that will prevent you…

A nice article posted by ZDnet covers the basics of what you need to start developing your first iPhone application. Read it here.

[source ZDnet]

AppLoop launched a mobile application generator which lets you turn any RSS feed into a mobile application for iPhone, even if you don’t have any programming experience. 

[source Readwriteweb]

Late Night Code has posted a nice article on the fonts available on iPhone that developers can make use of in their apps and the article also explains the subtle differences in the fonts available on Mac platform as compared to iPhone.…

iDevGames has opened a message board for  iPhone / iPod game development. 

[source iDevGames]

iCodeblog is a good resource for programming tutorials on iPhone platform. Like us, this blog is new and there are only few tutorials but looks like so far so good.

[source iCodeblog]