[saas_co_de]

> Programmers have to remember a vast amount of domain knowledge

And that is only half the job. You also have to practice, a lot.

I think "Teach Yourself Programming in Ten Years" is about right http://norvig.com/21-days.html

You can learn academic computer science, or know a lot of trivia about programming and computers, but without years of dedicated practice it doesn't translate into actual productivity.