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← When code passed its tests only because of a bug in the platform…
17 connected korrents · 18 moments from 22 Oct 2015 to 19 Sept 2026.
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design
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simplicity
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developer tools Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Read this korrent: When code passed its tests only because of a bug in the platform underneath, that is the platform's fault, not the developer's. When code passed its tests only because of a bug in the platform underneath, that is the platform's fault, not the developer's. Last stated 5 years ago
19 Oct 2021
KV
Kenton Varda — holds since 2021-10-19 — tap for who they are
Same subject: Buggy code usually causes outright test failures rather than being silently exercised inside tests that still pass. — tap to centre the map on it Buggy code usually causes outright test failures rather than being silently exercised inside tests that still pass. Last stated a year ago
25 Apr 2025
RC
Russ Cox — holds since 2025-04-25 — tap for who they are
Same subject: Well-functioning systems succeed through continuous debugging rather than perfect initial design. — tap to centre the map on it Well-functioning systems succeed through continuous debugging rather than perfect initial design. Last stated a month ago
20 Aug 2026
JP
Jennifer Pahlka — holds since 2026-08-20 — tap for who they are
Same subject: Code that is complex or clever can pass its tests while still being bad code. — tap to centre the map on it Code that is complex or clever can pass its tests while still being bad code. Last stated 11 years ago
22 Oct 2015
TB
Thorsten Ball — holds since 2015-10-22 — tap for who they are
Same subject: Unit testing's only job should be to flag when something unexpected happens. — tap to centre the map on it Unit testing's only job should be to flag when something unexpected happens. Last stated 5 months ago
15 May 2026
YX
Yihui Xie — holds since 2026-05-15 — tap for who they are
Same subject: Tests written by a model in the same context as the change are what find the bugs; the automated tests left behind are the lesser product. — tap to centre the map on it Tests written by a model in the same context as the change are what find the bugs; the automated tests left behind are the lesser product. Last stated a year ago
25 Aug 2025
PS
Peter Steinberger — holds since 2025-08-25 — tap for who they are
Same subject: Most software bugs will not be coding bugs but bugs from asking for the wrong thing. — tap to centre the map on it Most software bugs will not be coding bugs but bugs from asking for the wrong thing. Last stated 2 weeks ago
19 Sept 2026
TB
Thorsten Ball — holds since 2026-09-19 — tap for who they are
Same subject: Bugs and regressions are generally found at a higher level of the system rather than in small pieces of code. — tap to centre the map on it Bugs and regressions are generally found at a higher level of the system rather than in small pieces of code. Last stated 7 years ago
4 Feb 2020
MP
Maxence Poutord — holds since 2020-02-04 — tap for who they are
Same subject: AI agents were reasonable to assume a broken exploit grader would check results causally, even though it turned out not to. — tap to centre the map on it AI agents were reasonable to assume a broken exploit grader would check results causally, even though it turned out not to. Last stated a month ago
29 Aug 2026
ZM
Zvi Mowshowitz — holds since 2026-08-29 — tap for who they are
Same subject: A blank chat box is lazy: it violates the first rule of a good user experience, that it is obvious what you can do. — tap to centre the map on it A blank chat box is lazy: it violates the first rule of a good user experience, that it is obvious what you can do. Last stated a year ago
12 May 2025
JZ
Julie Zhuo — holds since 2025-05-12 — tap for who they are
Same subject: A board game conquers the world when chance and strategy are in balance in it. — tap to centre the map on it A board game conquers the world when chance and strategy are in balance in it. Last stated 10 months ago
12 Dec 2025
IF
Irving Finkel — holds since 2025-12-12 — tap for who they are
Same subject: A browser works better as a single window than as multiple separate windows. — tap to centre the map on it A browser works better as a single window than as multiple separate windows. Last stated 3 weeks ago
15 Sept 2026
CC
Chris Coyier — holds since 2026-09-15 — tap for who they are
Same subject: A business is more likely to fail from taking on too much complexity than from lacking resources. — tap to centre the map on it A business is more likely to fail from taking on too much complexity than from lacking resources. Last stated 8 years ago
29 Sept 2018
TG
Tren Griffin — holds since 2018-09-29 — tap for who they are
Same subject: A business succeeds through a small number of highly effective distribution channels, not many mediocre ones. — tap to centre the map on it A business succeeds through a small number of highly effective distribution channels, not many mediocre ones. Last stated 3 years ago
17 Feb 2024
AW
Adam Wiggins — holds since 2024-02-17 — tap for who they are
Same subject: A good prototype should express a single idea or test a single hypothesis. — tap to centre the map on it A good prototype should express a single idea or test a single hypothesis. Last stated 9 years ago
22 Feb 2018
BF
Bennett Foddy — holds since 2018-02-22 — tap for who they are
Same subject: A compiler that also serves an IDE has to be lazy and deferred throughout — a different way of building compilers from the one the textbooks teach. — tap to centre the map on it A compiler that also serves an IDE has to be lazy and deferred throughout — a different way of building compilers from the one the textbooks teach. Last stated 5 months ago
13 May 2026
AH
Anders Hejlsberg — holds since 2026-05-13 — tap for who they are
Same subject: A good tool raises the floor of what people can build without lowering the ceiling, and almost every tool quietly lowers the ceiling. — tap to centre the map on it A good tool raises the floor of what people can build without lowering the ceiling, and almost every tool quietly lowers the ceiling. Last stated a year ago
18 Sept 2025
TL
Tobias Lütke — holds since 2025-09-18 — tap for who they are
Same subject: A new API framework that ignores how existing apps were historically built undermines its own introduction — tap to centre the map on it A new API framework that ignores how existing apps were historically built undermines its own introduction Last stated a month ago
31 Aug 2026
CH
Craig Hockenberry — holds since 2026-08-31 — tap for who they are