February 2017
Intermediate to advanced
400 pages
11h 59m
English
book
iOS and macOS™ Performance Tuning: Cocoa®, Cocoa Touch®, Objective-C®, and Swift™
by Marcel Weiher
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7. Memory: Pitfalls and Techniques
The most common techniques for memory optimization revolve around the use of more compact data structures, and this chapter will definitely discuss that topic. In addition, we will show some pitfalls, especially those common in Objective-C code. (Did you guess that some of them involve use of Foundation objects?)
Of course, we also need to have a look at leak avoidance, and the special role that reference counting plays here for both Objective-C and Swift reference types, as well as the alternative of passing values around instead of references. We will look at Objective-C caching techniques and APIs, as well as APIs for controlling the mapping of address space to real memory.
We will continue our theme of the ...
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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.