December 2010
Beginner to intermediate
320 pages
10h 3m
English
Content preview from Learning the iOS 4 SDK for JavaScript ProgrammersBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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About iOS Developer Programs
The free version of the iOS Developer program allows you to use the SDK to run native apps you create only on the iOS Simulator program (one of the SDK tools), which runs only on the Mac. To upload a native app to an actual device for testing (or your own use) and to submit an app for distribution through the App Store, you must sign up for the $99.00 (per year) iOS Developer Program (or the $299.00 Enterprise Program for companies planning to write apps only for employee use). This paid developer program also grants you access to an Apple-hosted online forum where you can ask for coding help (or read how others may have already solved your problem). Additionally, when Apple releases beta versions of the next iOS version and associated SDK, paid members can download those pieces for development and testing purposes. For example, on the day that iPhone OS 4.0 was announced in April 2010, members of the developer program could download a beta version of Xcode to write apps and a beta version of the OS to install on devices to see how the new features worked.
Warning
You will not be able to submit apps to the Store that you have built from a beta version of the SDK. Therefore, if you have one or more apps on the App Store, you should always keep a current version of the SDK on hand for building updates to existing apps. Historically, it has been possible to install both the current and beta SDK versions on a single Mac, if desired (you still need to install ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.