slewsys (Andrew Moore)
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09/18/2025
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06:50 AM Ruby Feature #20163: Introduce #bit_count method on Integer
- garrison (Garrison Jensen) wrote in #note-6:
> ```
> ...
Section 1.8 of *Matters Computational* by Jörg Arndt offers efficient algorithms for popcount, including for arrays. There is also an x86 instruction POPCNT.
Matters Computat...