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1.
How we upgraded our 4TB Postgres database (retool.com)
384 points by mrbabbage on April 19, 2022 | 210 comments
2.
Ask HN: How can I make a “kid's computer” today as good as an Apple II?
252 points by qq66 on Feb 2, 2022 | 235 comments
3.
Bit permutations (sirrida.de)
117 points by ingve on Jan 31, 2017 | 4 comments

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