Icons Used in This Book
You’ll see these little icons scattered throughout the book. These icons flag additional, helpful information.
Tips provide helpful information and advice I’ve picked up using QR Codes.
This icon means Whoa! Following my advice here might just keep you out of a lot of trouble.
Remember icons are just that, pieces of information I want to remind you of. Circle it, highlight it, fold over the corner of the page — but don’t forget it!
This icon points to technical information that you may or may not want to read depending on your interest in the subject or technological savvy. Geeks love this stuff!
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