https://www.virtuouscode.com/2015/07/08/ruby-is-defined-by-terrible-tools/
Despite the title, this is a good article on the relationship between programming languages, tooling, the resulting ecosystems and our mental models.
miniblog.
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On the challenge of writing accurate source spans on Unicode source code: https://reedmullanix.com/posts/unicode-source-spans.html
Also (see footnotes) a fair number of LSP clients assume UTF-8 despite early versions of LSP mandating UTF-16!
Writing a good REPL is hard. Despite Ruby's age, they're still finding opportunities to improve the UI!
Today I learnt that a continually blinking caps lock on Linux signifies a kernel panic: https://unix.stackexchange.com/questions/3840/the-caps-lock-and-scroll-lock-lights-are-flashing-and-everything-is-frozen
(On the plus side, it's the first time I've encountered this despite using Linux for years.)
