Videos tagged with Coding in Objective-C 2.0

Bugs happen, even in Objective-C programs. You’ll want to find and fix them as quickly as possible. Thankfully, Xcode has a powerful debugger. In this episode, we’ll explore the various features and commands of the debugger, use it to find a bug, and wrap up with remote debugging. You’ll learn how to: Use the debugger to find and squash bugs Set breakpoints, and disable them f...

Objective-C 2.0 has a garbage collector, but it’s not available on the iPhone. So if you’re writing iPhone applications, you’ll need to manage your own memory. And it’s especially important on the iPhone, where resources are constrained, that you clean up after yourself. In this episode, we’ll find and fix various memory-management problems that are common in Objec...

In this episode, we’ll write a small program in Xcode to learn the basics of object-oriented programming with Objective-C. You’ll learn how to: Write, build, and run basic Objective-C code in Xcode Use the Objective-C extensions to C for object-oriented programming Understand basic object-oriented programming concepts Use existing classes Write your own custom classes Define instanc...

Objective-C is the programming language for writing native iPhone and Mac applications. It’s also the language that Apple uses to build their own applications and frameworks. So, if you know Objective-C, you have a lot of power at your fingertips. But if you’re new to C or object-oriented programming, then Objective-C can seem a little awkward at first. These screencasts by Bill Dud...