Andy Jacobs is an established Flash and ActionScript developer who has recently begun to work with the iPhone. In the process of learning Objective C and Cocoa’s ways, he’s put together a handful of extremely well written tutorial blog posts aimed specifically at people who understand ActionScript and want to learn how to migrate over [...]
Archive | January, 2009
Improving OpenGL ES Performance on the iPhone
Brad Larson notes that Core Animation – Apple’s framework for hardware-accelerated animation – is built on top of OpenGL. Core Animation is typically used for 2D animations and effects, but Brad noted that: [..] I realized that this layering meant that some of Core Animation’s functions could be used for more than just 2-D view [...]
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Google Releases Objective C Toolbox
Google has released an eclectic set of tools for Mac and iPhone developers called “Google Toolbox for Mac” in an attempt to share some sample code, conventions, and tools that Google believes Mac developers could use for inspiration. The toolbox is licensed under the open Apache License 2.0 and includes: A Google Objective-C “style guide” [...]
Implementing Multiple Row Selection in a UITableView
Matt Gallagher of CocoaWithLove has put together a tutorial (with included source archive) demonstrating how to implement multiple row selection and editing functionality in a UITableView. By default UITableView only supports single row selection, but Matt shows a way to detect single selections and store them collectively so you can show the multiple selection status [...]
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Get “Beginning iPhone Development” E-book For $10 (Today Only)!
As part of their “eBook Deal of the Day” promotion, Apress has, for Saturday, January 10th, 2008 only, made Beginning iPhone Development by Dave Mark and Jeff LaMarche available for $10 in e-book form. Click here to see the daily deal page. If it’s past January 10th, you will no longer see the book for [...]
Interview with Glen Low, Creator of Instaviz
This episode of the Mobile Orchard Podcast features Glen Low, the creator of Instaviz. Instaviz is a graphing and mind-mapping application with a novel, Newton-like shape drawing interface. Glen won the 2004 Apple Design award for his porting Graphviz, the OSS graph layout software, to OS-X. Instaviz uses Graphviz — normally a techie’s tool — [...]
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See Competing iPhone Apps Coming with One Juicer
One Juicer is an online application by Two Toasters LLC that enables you to keep an eye out for competing iPhone apps on the App Store. You specify some keywords, provide your e-mail, and you’ll be notified when apps matching those keywords come on to the store. For example, if you have a “guitar” application, [...]
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