Beautiful book. But it's full of little mistakes. See the errata: https://ptgmedia.pearsoncmg.com/images/9780321842688/Errata/9780321842688errata031417.pdf htt

Beautiful book. But it's full of little mistakes. See the errata: https://ptgmedia.pearsoncmg.com/images/9780321842688/Errata/9780321842688errata031417.pdf https://ptgmedia.pearsoncmg.com/images/9780321842688/Errata/... There are numerous other bugs that were found and submitted, but for unknown reasons don't yet appear in the errata listing above.