June 2011
Intermediate to advanced
590 pages
19h 31m
English
Content preview from iOS Programming: The Big Nerd Ranch Guide, Second EditionBecome 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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21Instruments
In Chapter 4, you learned about using the debugger to find and fix problems in your code. Now we’re going to look at other tools available to iOS programmers and how to integrate them into application development.
The Static Analyzer
There is a memory leak in your TouchTracker application. When the user double-taps, the screen clears. At this point, all instances of Line should be deallocated, but they aren’t. In the first part of this chapter, you’ll examine this leak with Xcode’s static analyzer.
When you build an application, you can ask Xcode to analyze your code. The static analyzer then makes educated guesses about what would happen if that code were to be executed and informs you of potential problems, like a memory leak. ...
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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.