@Bob19046541 That's it. That's what is needed to master OOP really.

@vivek_naskar because you'll fall if not...lol...

@Bob19046541 Cool guide 😁

@wisdomicz I worked hard on it...copied it from google images..

@Bob19046541 Bob, had a question: Do you think developers are still optimizing for space, or not as much since computers have much much more nowadays? I’m asking because I was going through my apps and realized some of the ones I thought would be small were 200-300 megabytes, whereas I feel…

@Bob19046541 Masterclass, Don't forget garbage collection management

@Bob19046541 Pretty much sums up the 4 pillars..