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
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Piggybacked Achievements and Storing Achievement Precision
Sometimes, it is possible to piggyback two achievements off of each other, such as the next case when dealing with the Whack 100 and Whack 1000 achievements. Since both of these achievements are tracking the same type of objective (whacks) a more streamlined approach can be taken.
As with the other achievement hooks that have been implemented in this chapter, the first thing that is done is to create a reference to a GKAchievement. In the following example a reference to the larger of the two achievements is used. Since the largest achievement has more objectives to complete than it does percentage, it will be rounded down to the nearest multiple of 10. To help combat this problem, a ...
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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.