Hour 6. Exploring Messaging and a Testbed App
What You’ll Learn in This Hour
• Setting up a testbed app
• Creating a branch to test with
• Sending a message to an interface element
Setting Up the Test App
Now that you have a high-level understanding of Objective-C and the development environment, this part of the book helps you write and run code so that you can explore exactly how things work. Because this is no longer a world in which you can write a few lines of Hello World code to test things out, you need an app that you can experiment with. Fortunately, it is easy to create one, and that is the first thing to do in this hour.
Before starting, however, remember that you are creating an app that contains thousands of lines of code. Your ...
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