User Research for Programming Languages (featuring Michael Coblenz)

Marianne has a working prototype of Fault, but still no idea if anyone will understand the design or find it useful. She needs to test it with some users and see whether it has the right features and syntax. To do this she talks with programming language researcher Michael Coblenz, who specializes in techniques for testing the usability of programming languages.

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Marianne Bellotti wants to understand how the people who design programming languages do what they do, so she's jumping right in and giving it a shot by writing her own language. Follow along as she struggles to understand parsers, lexers, grammars, gets philosophical about the nature of error handling and gets in way over her head too easily and too often.