Simpl Small Step Ocaml Programming Chapter 9 Video 19

Summary

Defining and implementing the big- The "environment model" differs from the "substitution model" by lazily recording substitutions in a map Textbook: ... Implementing an environment-model big- Modifying the parser and AST to incorporate type annotations on `let` bound variables Textbook: cs3110.github.io/textbook. How to evaluate a core fragment of The front end of a compiler lexes, parses, and performs semantic analysis, such as type checking. The back end manipulates the ... How to implement `let` expressions, including substitution, in the calculator interpereter Textbook: ... The environment-model semantics of functions requires careful attention to scope Textbook: cs3110.github.io/textbook. Implementing the multiplication operator in the calculator interpreter Textbook: cs3110.github.io/textbook. Compilers translate code from one language to another. Interpreters execute code. Virtual machines and just-in-time compilation ...