Hi, I'm Jeffrey. I'm the creator of Laracasts and spend most of my days building the site and thinking of new ways to teach confusing concepts. I live in Orlando, Florida with my wife and two kids.
About This Episode
Published on Nov 11th, 2015
Coined by Barbara Liskov, this principle states that any implementation of an abstraction (interface) should be substitutable in any place that the abstraction is accepted.