In this book, you will find a number of styles of text that distinguish between different kinds of information. Here are some examples of these styles, and an explanation of their meaning.
Code words in text are shown as follows: "In this case, we've used
example.com to test the QR codes."
New terms and important words are shown in bold. Words that you see on the screen, in menus or dialog boxes for example, appear in the text like this: "Enter the information you wish to encode into the QR box, and click on the Submit or Generate button."
Warnings or important notes appear in a box like this.
Tips and tricks appear like this.