March 2014
Beginner
368 pages
8h 22m
English
Content preview from Sams Teach Yourself Objective-C in 24 Hours, Second Edition
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Hour 7. Declaring a Class in an Interface File
What You’ll Learn in This Hour
Developing classes
Introducing protocols
Looking at class declarations
Letting Xcode Do the Work
In Hour 6, “Exploring Messaging and a Testbed App,” you saw how you use messages to tell the object that receives the message what to do. The message itself consists of the name of a method along with zero or more arguments. At runtime, information about the receiver is ...
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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.