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In the Apple world, UTI refers to universal type identifiers. It's a hierarchical system that has replaced MIME types and file extensions to describe types of data, whether applications or images, movies or audio. They were first introduced in OS X 10.4 and now are used across both iOS and OS X. U...

1 year ago 0 Comments
January 20, 2014 at 1:30PM
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StickyJots provide a low-tech way for you to brainstorm iOS app interfaces. Dave Caolo asked me the other day whether we had covered them before and I was pretty sure we had not. These pretty kits start at US$20 for the faux iPhone, $35 for the tablet and $50 for the "everything kit." Sure, they'...

1 year ago 0 Comments
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A few things you should note about yesterday's Xcode beta release... First, new sizes and naming updates apply to asset catalogs. Here's my latest list of what I believe you need to be building on a per-app basis for icons. No, none of this is documented anywhere. I also believe there were no chan...

1 year ago 0 Comments
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Google's developer preview SDK for Google Cast -- the streaming technology that's powering the Chromecast hardware -- is up and running. It looks like adding Google Cast support will be ridiculously easy with little coding overhead for anyone who wants to jump on the bandwagon. Although the Chrom...

1 year ago 0 Comments
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Code Collector Pro (on sale for US$9.99, normally $19.99) offers a snippet manager for your development needs. I bought myself a copy a few weeks ago, when it suddenly went on sale, and have spent the time since kicking its wheels. I was surprised to find out how much I like it. It offers excellent...

1 year ago 0 Comments
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Some things aren't particularly obvious, but can be very handy to know for when you need them. With the hope that this will be useful to our DevJuice community, TUAW presents the following without further comment: LaunchImage-700@2x~iphone LaunchImage-700-568h@2x~iphone LaunchImage-700-Portra...

2 years ago 0 Comments
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Spark Inspector (US$39.99 single-license) offers an exciting new development tool. Targeting devs looking to refine their user interfaces, it enables you to interactively tweak view properties like frames and layers. The app centers around an Interface Builder-like experience, with familiar-looki...

2 years ago 0 Comments
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In a new post at his Steamclock Software blog, Nigel Brooke writes how Apple has added new Objective-C-to-Javascript bridging to WebKit: "This new API supports straightforward embedding of the JavaScriptCore interpreter into native Objective-C projects, including reading and writing variables a...

2 years ago 0 Comments
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Wevito's Daily Reports, which offers a 30-day free trial followed by a US$4.99 one-time payment for lifetime service, scrapes iTunes on your behalf and sends daily email updates to you. To make this work, you entrust Wevito with iTunes Connect credentials. Admittedly, you do not have to pass al...

2 years ago 0 Comments
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What do you give to the dev who has everything? How about placeholder kittens, compete with their own API? placekitten.com provides on-demand placeholder art at the resolution you specify. For example, you could ask for a 625x225 image by submitting a request to: http://placekitten.com/625/225...

2 years ago 0 Comments
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Oliver Drobnik over at Cocoanetics has posted another really great how-to write-up, this time about Xcode and command-line tools. He shows you how to access apps from inside the Xcode bundle by using xcrun, and how to set your default Xcode install (via xcode-select). That's especially useful in...

2 years ago 0 Comments
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App Store. Android. Amazon. If you're a developer, there are lots of possible venues competing for your attention. So which one is worth your time and energy? I turned to Avatron Founder and CEO Dave Howell for the answer. Avatron makes Air Display, a popular app that allows you to use a mobile ...

3 years ago 0 Comments
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"The Art of Readable Code" by Dustin Boswell and Trevor Foucher is a fairly short work at under 200 pages, but it addresses a topic near and dear to many developers' hearts. Littered with cartoons and code samples, it's meant to convey the basic philosophy of creating well-structured code that h...

3 years ago 0 Comments
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Dear Dev Juice, I've heard all the lectures and I understand that the discoverability of third party prefs in the Settings app is near zero. I also get that it's now best practice that developers should put preferences inside applications with custom screens. I'm writing to ask this: what use...

3 years ago 0 Comments
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You may be familiar with the well-respected TestFlight beta distribution service. Now, HockeyApp has arrived on the scene to give TestFlight a little competition. TUAW sat down with its developer to discover what the service might mean to you. Like TestFlight, HockeyApp offers a core beta ove...

3 years ago 0 Comments
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Dear Dev Juice, I'm so confused. Is ARC Automatic Reference Counting or Automated Reference Counting? And is it Manual Retain and Release or Manual Reference Counting? Help a guy out. Paul W. Dear Paul, Let's separate those two questions because there's a cut-and-dried answer for the f...

3 years ago 0 Comments