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A comment on Ask HN: Have you built a house?. Parent comment

Re:Ask HN: Have you built a house? by koliber on Wednesday August 29, 2018 @04:03AM (#17866557)
Also, for the first time in a really long time, I actually had to use the pythagorean theorem! So brush up on trig as well :)
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Re:Ask HN: Have you built a house? by bachbach on Wednesday August 29, 2018 @06:12PM (#17872527)
For near mythological geek cred you should use a Babylonian water level :)

https://en.wikipedia.org/wiki/Water_level_%28device%29

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