TIL Advent of Code and Project Euler will deliberately look for puzzles where the naive solution is worse than quadratic.
This ensures that people can solve them with any programming language. You don't want fast languages to be able to use the naive solution.
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I'm experimenting with imitating window UI elements when showing code snippets on my website.
What do you think? Do the familiar dots of the title bar help, or is it just confusing decoration?
First image is the current style, the second image has the window UI.
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I enjoyed this article about personal project programming, but I particularly liked this definition:
"Production code has a phone number to call when it breaks"
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Test code is total: we require it to always terminate or it's a failure! It also typically has 100% line and branch coverage.
I feel way less nervous about refactoring tests, you can always just run them.