Author Archives: Joel Kin

About Joel Kin

Developing on Apple platforms for, holy shit, like twenty years now. Find me on linkedin and twitter. My personal website is joelk.in.

WWDC Blast

Early this morning we and our friend Alex C. Schaefer launched a new project of special interest to iOS and Mac developers. WWDC Blast is a free service to inform you via SMS the very moment that WWDC tickets go … Continue reading

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Spatter and Spark

Another year-and-a-bit, another successful client project! As of a few weeks ago, Polk Street Press shipped a brand-new storybook, Spatter and Spark. It’s a genuinely endearing tale of two best friends solving problems together in a way that five-year-olds will … Continue reading

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Integrating Asana and Git

Recently we at Spaceman Labs have been testing out different tools and workflows to manage our various projects. After trying a few different packages, we’ve more or less settled on Asana as our issue tracking solution. It’s got a lot of advantages: … Continue reading

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Mistakes Were Made: Audio and ARC

There’s a mistake I have, to my own great embarrassment, made twice, so I think it’s worth writing up for posterity. This one’s brief: you can laugh at me and move on. Under ARC, AVAudioPlayers don’t retain themselves while playing. … Continue reading

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Premature Completion: An Embarrassing Problem

Working on a project recently, Jerry and I came across an odd bug. We have a two-level UI that allows the user to navigate between several different scroll views. For the sake of keeping things pretty, we want to reset … Continue reading

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Things I Learned at Siggraph II (2012)

In the interests of becoming a more well-rounded individual in the extremely narrow field of computer graphics, I spent last week in sunny LA, attending Siggraph. What follow are my notes and a little bit of synthesis from various sessions … Continue reading

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SMShadowedLayer

Impetus For a recent project, we needed to “simulate” or “fake” the look of pieces of paper in a physical environment. We didn’t need fancy physical modeling or curves and curls and folds, just perspective and shadowing during an animation. … Continue reading

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Countries of the World in an NSArray

Continuing our popular series of lists we’ve typed in so you don’t have to (although this one is thanks to sed). Caveats: scraped from a random source on the internet; may not be accurate; provided for entertainment/lorem ipsum purposes only. … Continue reading

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Goodnight Safari

We’ve mentioned a couple of times over the past few months that there’s a side project keeping us busy. Today we are proud to announce that said project has shipped, and we can tell you all about it (except for … Continue reading

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Mistakes Were Made: Integral Bounds

Here’s another mistake from the day job. (Why do they pay us? Because we do eventually find and correct our errors?) “Misaligned” CATextLayers As you may know, the Core Animation instrument has a flag to “Color Misaligned Images“. This is … Continue reading

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