FWIW, I learned all these things on my own, including object oriented programming. My blind spot was SQL, and thankfully I learned that in school. I preferred l

FWIW, I learned all these things on my own, including object oriented programming. My blind spot was SQL, and thankfully I learned that in school. I preferred lower level coding and I had to be pushed to see that the performance overhead of SQL was not important compared with the productivity benefits.