Let's Build a Compiler, by Jack Crenshaw This fifteen-part series, written from 1988 to 1995, is a non-technical introduction to compiler construction. You can read the parts on-line or download them in a ZIP file. Read the tutorial on-line Part 1: INTRODUCTION Part 2: EXPRESSION PARSING Part 3: MORE EXPRESSIONS Part 4 INTERPRETERS Part 5: CONTROL CONSTRUCTS Part 6: BOOLEAN EXPRESSIONS Part 7: LEX