This is a blog post by Andy Pereira, a software developer at USAA in San Antonio, TX, and freelance iOS and OS X developer. Lately we’re starting to write more Mac app development tutorials on raywenderlich.com, since it’s a natural “next step” for iOS developers to learn! In our previous tutorial series by Ernesto Garcia, you learned how to create a very simple Mac app called “Scary Bugs” with a

