These are exercises and notes while reading "Practical Object Oriented Design in Ruby: An Agile Primer"
by Sandi Metz
http://www.poodr.com/book/
https://github.com/skmetz/poodr
Available at: http://pdf.th7.cn/down/files/1502/Practical%20Object-Oriented%20Design%20in%20Ruby.pdf
Please note: I've included quotes marks in the chapter *.txt files when directly copying bits from the book at times, othertimes, not so much. I imagine it will be rather obvious from the difference in writing style... Sorry... laziness. My bad!