November 2011
Intermediate to advanced
284 pages
6h 28m
English
Content preview from Pro iOS Apps Performance Optimization
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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.
Chapter 9
Improve Performance with Native C/C++
In this chapter, you will learn about:
- The benefits and costs to integrating C/C++ code into your iPhone application.
- Basic concepts in C programming
- Data types
- Pointer
- Memory management
- Basic concepts in C++ programming
- Class
- Memory management
- Inheritance
- Template
- How to work through a real example with SQLite, a database that has a C API.
- How to integrate C++ and Objective-C++ into your iPhone application.
In this chapter, you will learn about low-level programming with C/C++, which is important for high performance applications. It's true that Objective-C is a superset of C and also a native programming language, but Objective-C adds a wrapper over the C language that reduces performance. ...
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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.