August 2011
Intermediate to advanced
552 pages
23h 48m
English
Content preview from Advanced Mac OS X Programming: The Big Nerd Ranch GuideBecome 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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Approaches To Performance
The key to keeping on top of your performance is to use profiling tools. Profile early, and profile often. Catch performance issues early in your development so you don’t build a lot of code around an inefficient core. If you use Instruments, Shark, or other performance tools regularly, you can see possible performance issues on the horizon before they come close and bite you.
Be sure to profile with each new revision of the OS and on new hardware as it comes out. As Apple changes Mac OS X under the hood, things that were optimal may now be suboptimal and vice-versa. Hardware changes can change the game performance-wise. Consider look-up tables, which are a common way to avoid doing calculation. On PowerPC G4 and older ...
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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.