Post B0qFTjT5pLEqRBFLO4 by marcel@waldvogel.family
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 (DIR) Post #B0qFTjT5pLEqRBFLO4 by marcel@waldvogel.family
       2025-11-27T18:10:34Z
       
       0 likes, 1 repeats
       
       The true geeks among you will appreciate this:How to convert a day number (and, transitively) a number of seconds since an calendar start date ("epoch", e.g. 1970-01-01) into a readable date in only 24 CPU cycles.https://www.benjoffe.com/fast-date-64
       
 (DIR) Post #B0qFTrAbBzCMK8egfg by marcel@waldvogel.family
       2025-11-27T18:13:38Z
       
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       … and they probably already know about this weird fast #bitcount algorithms, too.https://graphics.stanford.edu/~seander/bithacks.html#CountBitsSetNaive