Watch the video below for a short walkthrough on how to use this book. As stated throughout this video, we change the content, videos, examples, practices, tools, languages, etc. constantly. So, what is said in this video is generally applicable, but should be used with caution. Your instructor is welcome to (and likely to) change things and customize things to her/his liking. Please do not use this video as justification for neglecting instruction from your instructor.