To get the most out of this book
You will need an Xcode 12 and iOS 14 installed in your Mac, if possible. All code examples have been tested using iOS 14. However, they should work with future version releases, too:
If you are using the digital version of this book, we advise you to type the code yourself or access the code via the GitHub repository (link available in the next section). Doing so will help you avoid any potential errors related to the copying and pasting of code.