Informatics 223 Applied Software Design Techniques Lecture 7 Duplication of course material for any commercial purpose without the explicit written permission of the professor is prohibited.

Today The APIs Expert practices Designing

The APIs Tell us about the APIs themselves what do we see? what roles do they play? Tell us about the process of finding the APIs Tell us about the value of the APIs

Experts test Experts are skeptical Experts simulate continually Experts draw examples alongside their diagrams Experts test across representations Experts prototype concepts Experts play the fool Experts are alert to evidence that challenges their theory

Experts reflect Experts curtail digressions Experts retain their orientation Experts think about what they are not designing Experts re-assess the landscape Experts invest now to save effort later

Designing Back to the educational traffic simulator