Tag Archives: Cocoa Touch

Objective-C memory management

With Automatic Reference Counting (ARC) coming out soon, you could argue this post is coming almost too late. But there’s a lot of confusion over this, and I don’t think ARC will help much if you don’t understand the why … Continue reading

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You can annotate your sources for better clang results. Best use is probably to specify that certain parameters to your functions can’t be nil/null. (via Peter Hosey on Twitter.)

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Dave Dribin (now of Apple): Fun with C99 Syntax. From May 2010, but I missed it then: C99 offers a better syntax than NSMakeRect.

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Martin Pilkington (Code Collector Pro) on Objective-C 2.2 features. He covers the code reduction features of the new runtime. These are coming to “modern” Apple runtimes, meaning 64-bit Mac and iPhone.

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Matt Gallagher (Cocoa with Love): Control and configuration of applications through Info.plist. I hadn’t heard of UIRequiresPersistentWiFi before, so this will be helpful to me.

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James Thomson (PCalc): How to make your iPhone application start faster

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Three20

I downloaded the latest version of Three20 today by Joe Hewitt. I read through some of the code and ran through the included “catalog” demo. If you’ve used the Facebook application, you’ve seen early versions of a lot of these … Continue reading

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Justin Williams: Die you damn, dirty tab bar.

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John Casasanta (Tap tap tap) on the impact of the iPhone 3GS RAM increase. Pretty memory usage graphs.

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NSURL synchronous requests

Can’t verify this yet, but something I want to investigate later: Chris Parker (who “works for a fruit company in Cupertino”) via Twitter: Hey iPhone devs: sending synchronous requests via NSURL on the main thread is a good way to … Continue reading

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