Wait wait wait wait Am I the only one who didn't know this?? #rstats
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Sorry to possibly bursting your bubble but what you observe is a side-effect of being on an operating system that threats filenames as case-insensitive. Hello macOS. "Real" operating systems do not do that. What your tweet celebrates as is more of a bug than a feature. #rstats
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Replying to @eddelbuettel @Kate_J_Fuller
Quick demo on non-macOS below.

Jan 9, 2023 · 5:03 AM UTC

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Replying to @eddelbuettel @Kate_J_Fuller
You can create a case-sensitive volume on macOS. I’ve done that before to fix file syncing issues between Mac and Linux. brianboyko.medium.com/a-case…

A case sensitive ~/src folder for Mac Programmers

By default, Macintosh computers the APFS filesystem, which is very unix-like but is not case sensitive. Considering that almost all…

brianboyko.medium.com
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While one _can_ it is not the default, and that is the bug. No excuses, macOS is wrong here and should have known better. Just how Windows should not have trampled on POSIX behaviour in its core library. Too late now, but we (in aggregate) wasted millions of developer hours.
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Replying to @eddelbuettel
I'm running Windows, fyi
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It's been years since I had the "pleasure" of working on Windows; I had thought case-sensitve behavior was the default. I could be wrong. Please do be careful about this. It is one *very* easy way to create non-portable code or scripts. Case matters for reproducibility. #rstats
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