News
Now Boarding: TestFlight SDK
TestFlight are able to do no wrong recently, the SDK released this week looks like a solid addition to an already great product.
Tools
Hidden Wi-Fi Diagnostics Tool In Mac OS X 10.7 Lion
I always thought the available information about a WiFi connection on a Mac was almost on the wrong side of minimal so I was very pleased to see what looks like a super useful tool hidden in Lion this week.
Code
Source code for Wolfenstein 3D & DOOM Classic
I love that id software release their old engines as open source, if you haven't checked out the Wolfenstein and Doom source for iOS yet then you should check it out. This is so much better than it being in a museum!
Business and Marketing
What to Do When Business Breaks Down
Not specific to iOS but completely relevant anyway as so many of our iOS apps rely on back end servers which can fail. This interview with David Heinemeier Hansson from 37 signals on dealing with times of crisis should be a lesson to us all in customer service.
Kaizen
Make something, no matter how small better every single day and before you know it you will be miles from where you started.
Ouch.
It's stuff like this that can keep me awake at night, I really felt for Andreas Illiger when I saw this in my app store updates this week.
Other
Code like you’re Notch
Not Objective-C or iOS but I thought this was a fantastic write up of what a truly talented developer is capable of. "He wrote a raycaster from his brain in one go. He didn't copy-paste old code he'd written, he didn't use any SuperDuper Physics Library (tm)... he just coded to do what he needed - and he knew exactly how to do it."