These are the same things I worry about in learning to code on my own -- Will I know the "right" terminology to "prove" to an interviewer I'm capable of doing X

These are the same things I worry about in learning to code on my own -- Will I know the "right" terminology to "prove" to an interviewer I'm capable of doing X task in Y time? A funny coincidence, i did journalism too -- you're not missing out on ANYTHING (I'm trying to escape the career myself, even contemplating school).