Good article, just wish there was something about TDD in it. Though of course that’s a little tricky for JavaScript. With Java (or Scala or Kotlin) and JUnit, it would be much easier to show a test and that it fails with the common erroneous solutions mentioned at the beginning. Then the end of the article would be about running the test on the correct solution and verifying that it passes.

is a composer and photographer from Detroit, Michigan. He has been working on a Java program to display certain mathematical diagrams.

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