+1 for Kernighan's book. I'm not one for impulse purchases, but as when I saw a link on HN, I immediately bought it and read through it. I lent it to a professo

+1 for Kernighan's book. I'm not one for impulse purchases, but as when I saw a link on HN, I immediately bought it and read through it. I lent it to a professor of mine and he's using as a text for his history course next semester.