About 36 results
https://jacob.blog/notes/dunbars-number · 22 Nov 2020
What Robin Dunbar's ~150 limit claims, and how it shows up in org design, on-call, and communication load.
https://jacob.blog/notes/the-ninety-ninety-rule · 18 Sep 2020
Why the last slice of a build eats most of the calendar, and what to do about it.
https://jacob.blog/notes/murphys-law · 21 Aug 2020
Treat Murphy's law as risk hygiene, not fate. Defensive design, testing, and SRE habits turn the slogan into something you can ship.
https://jacob.blog/notes/postels-law · 19 May 2020
Why 'be conservative in what you send, liberal in what you accept' still shapes APIs and parsers, and where it breaks.
https://jacob.blog/notes/goodharts-law · 5 Apr 2020
Why velocity, coverage targets, and badly written OKRs invite gaming once they become the scoreboard.
https://jacob.blog/notes/dry-principle · 23 Jan 2020
Hunt and Thomas on why duplicated knowledge is a maintenance tax, and when merging similar code makes change harder.