GP of comment says: > I learned most of the topics mentioned in this document while in school, and although they are all valid, they are not enough for real w

GP of comment says: > I learned most of the topics mentioned in this document while in school, and although they are all valid, they are not enough for real world needs. Emphasis is mine. I do not know how to interpret the emphasized part except as an indication that GP thinks OP skipped the listed topics. I was simply pointing out the overlap between GP's additions and OP's original list.