Best of 2022

The blog posts Hacker News loved most in 2022. 6,153 posts.

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5897

Noether's Theorem in a Nutshell (2020)

Noether's theorem is an amazing result which lets physicists get conserved quantities from symmetries of the laws of nature. Time translation symmetry gives conservation of energy; space translation symmetry gives conservation of momentum; rotation symmetry gives conservation of angular momentum, and so on.

5900

Desperation-Induced Focus

People ask me about processes all the time. Planning processes, performance review processes, OKRs, et cetera. I think it’s because I was once a COO and people have this vision of COOs as process fiends. People who make the trains run on time. People with lots of Gantt charts all around them.

5904

Accidentally Saving the Day

Several years ago, when I was a junior engineer just out of university, a PM wandered by my desk on his way to a meeting one morning. “Uh, hey, we’re having a meeting about Project Jabberwocky, uh, right now, can you come?” He was already past my desk and did a last-second pivot to extend the invitation. I was…