He doesn't really get into much useful detail here, instead saying he'll go into more detail in part 2. This was written a year ago, and he posts in the comment

He doesn't really get into much useful detail here, instead saying he'll go into more detail in part 2. This was written a year ago, and he posts in the comments that he might someday post Part 2, but at this rate, I wouldn't hold my breath. Anyone have a better reference for actually working with c and ruby?