November 2013
Intermediate to advanced
576 pages
19h 3m
English
book
iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK
by Kyle Richter, Joe Keeley
Content preview from iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK
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Checking for Background Availability
All devices capable of running iOS 6 or iOS 5 support performing activities in the background, referred to as multitasking in Apple’s documentation. If the target app needs to support iOS 4, note that there are a few devices that do not support multitasking. Any code written to take advantage of multitasking should check to ensure that multitasking is supported by the device. When the user taps the Start Background Task button in the sample app, the startBackgroundTaskTouched: method in ICFViewController will be called to check for multitasking support.
- (IBAction)startBackgroundTaskTouched:(id)sender{ UIDevice* device = [UIDevice currentDevice]; if (! [device isMultitaskingSupported ...
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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.