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Photoshop plug-ins are the add-ons that power a Photoshop user. They make a complicated task much easier & help creating amazing effects, designing faster & better.

Last week there was a bit of a Twitter in-fight in the iOS community over the "right" way to release your instance variables in dealloc. I think Rob actually started it, to be honest, but I probably shouldn't be bringing that up.

Interesting explanation of how Shazam fingerprints & identifies music.

Building a 1/10-scale, binary-compatible, cycle-accurate Cray-1

What does it take to make it to the top of the App Store?

You’ve decided that you want to downgrade the iOS software on your iPhone or other iOS device. Depending upon the particular device you own and iOS version you are running, your ability to do a downgrade can vary from slightly tricky to virtually impossible. This is because Apple has done its best to prevent downgrading.

Montreal band develop album art in the digital age, providing bonus material to accompany the download of their latest LP. "The idea is simple… Tightly sync a series of images with specific moments in a song using the m4a format. Like some podcasters do, but with micro chapters for each lines of the lyrics. In addition to that, we were able to add good old hyperlinks also synchronised to the song. This gives the possibility for the band to add, at any moments, all kinds of references related to each song. They plan to change and update those links occasionally."

This post describes some techniques that may help you optimize your PNG-images. These techniques are derived from laborious hours spent on studying how exactly the PNG encoder saves data. We’ll start with some essentials about the PNG format and will then move to advanced optimization techniques.

Ever since Tweetie 2, the pull-to-refresh paradigm has been a hot feature for iPhone applications. The idea is that you can pull down on a list of items to refresh them. This saves you from needing some sort of "refresh" or "reload" button. Nice!

WebKit now supports alpha masks in CSS. Masks allow you to overlay the content of a box with a pattern that can be used to knock out portions of that box in the final display. In other words, you can clip to complex shapes based off the alpha of an image.