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Jun 13, 2026 at 09:02
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I've been impressed with code written by Fable in my testing: Difftastic: found small optimisations in a hot loop I'd already profiled extensively. Helped me prototype Dijkstra to A* too (hard to find a good heuristic). Garden: Found some real bugs in my simplistic typechecker.

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Jul 25, 2024 at 16:25
I'm increasingly doubtful that commit messages should be entirely immutable. I sometimes find myself editing or commenting on merged pull requests, to help future readers. Phabricator appended a URL to commit messages, which helped. In principle PR merging could do the same thing.
Dec 14, 2019 at 23:07
The "Rule Of Least Power" makes a great argument in favour of less computationally capable languages. It claims this helped HTML/CSS adoption. https://www.w3.org/2001/tag/doc/leastPower.html Applying this principle, I'd expect total languages to be popular. This hasn't happened AFAICT: what's missing?
The Rule of Least Power
Jan 4, 2019 at 19:48
Allowing users to redefine anything at any point has far reaching design consequences, and has helped lisp/Smalltalk IDEs: https://news.ycombinator.com/item?id=16586347