basic concepts broken down into useful small steps, with many visual examples to guide process. Web 2.0 in that it provides for interaction and author's introduction to sections.
A quine is a program that prints its own source code (without any access to it). Typically quines are obscure code that few people can understand, and when run, they print the same obscure code that few people can understand. I've seen a similar trait in
personal productivity, life hacks, and simple ways to make your life a little better; check out "classics"; good for grad students who need to organize gettting through and out earning a real living