April 2010
Beginner to intermediate
480 pages
10h 9m
English
Content preview from iPhone Programming: The Big Nerd Ranch Guide
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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.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.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.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.
3. Memory Management
Understanding memory management in the Cocoa Touch framework is one of the first major roadblocks for newcomers. Unlike Objective-C on the Mac, Objective-C on the iPhone has no garbage collector. Thus, it is your responsibility to clean up after yourself.
Memory Management Concepts
This book assumes you are coming from a C background, so the words “pointer,” “allocate,” and “deallocate” shouldn’t scare you. If your memory is a little fuzzy, here’s a review. The iPhone has a limited amount of random access memory. Random access memory (RAM) is much faster to write to and read from than a hard drive, so when an application is executing, all of the memory it consumes is taken from RAM. When an operating system like iPhone ...
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