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← Buggy code usually causes outright test failures rather than being…
17 connected korrents · 17 moments from 22 Oct 2015 to 3 Nov 2026.
Everything filed under software quality
software quality
Everything filed under coding agents
coding agents
Everything filed under developer tools
developer tools
Everything filed under code generation
code generation
Everything filed under design
design 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: Buggy code usually causes outright test failures rather than being silently exercised inside tests that still pass. Buggy code usually causes outright test failures rather than being silently exercised inside tests that still pass. Last stated 2 years ago
25 Apr 2025
RC
Russ Cox — holds since 2025-04-25 — tap for who they are
Same subject: When code passed its tests only because of a bug in the platform underneath, that is the platform's fault, not the developer's. — tap to centre the map on it 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: 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: Flaky or unrelated test failures in a codebase harm developer experience by causing frustration and fatigue. — tap to centre the map on it Flaky or unrelated test failures in a codebase harm developer experience by causing frustration and fatigue. Last stated 3 years ago
1 Dec 2023
AD
Adam DeHaven — holds since 2023-12-01 — tap for who they are
Same subject: When narrowing a bug reproduction case, it should still be possible to obtain a passing result with the new case, not just a failing one. — tap to centre the map on it When narrowing a bug reproduction case, it should still be possible to obtain a passing result with the new case, not just a failing one. Last stated a year ago
21 Oct 2025
DA
Dan Abramov — holds since 2025-10-21 — tap for who they are
Same subject: Covering every line of code in tests does not guarantee covering every possible program state. — tap to centre the map on it Covering every line of code in tests does not guarantee covering every possible program state. Last stated 5 months ago
7 Jun 2026
SS
Salvatore Sanfilippo — holds since 2026-06-07 — tap for who they are
Same subject: A passing test suite is not evidence that the software works, so an agent must also be made to start the thing and exercise it the way a person would. — tap to centre the map on it A passing test suite is not evidence that the software works, so an agent must also be made to start the thing and exercise it the way a person would. Last stated 8 months ago
19 Mar 2026
SW
Simon Willison — holds since 2026-03-19 — tap for who they are
Same subject: Code that is difficult to test is a sign of other design problems. — tap to centre the map on it Code that is difficult to test is a sign of other design problems. Last stated 5 years ago
24 Jul 2021
ML
Marc Littlemore — holds since 2021-07-24 — 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 months ago
19 Sept 2026
TB
Thorsten Ball — holds since 2026-09-19 — tap for who they are
Same subject: A codebase is the most important context an AI agent has, and letting many different models add to it without consistent patterns leads to trouble. — tap to centre the map on it A codebase is the most important context an AI agent has, and letting many different models add to it without consistent patterns leads to trouble. Last stated 2 days ago
3 Nov 2026
DB
Derek Briggs — holds since 2026-11-03 — tap for who they are
Same subject: A model can now port essentially any codebase from one programming language to another, work that used to take a team over a year. — tap to centre the map on it A model can now port essentially any codebase from one programming language to another, work that used to take a team over a year. Last stated 3 months ago
27 Jul 2026
BC
Boris Cherny — holds since 2026-07-27 — tap for who they are
Same subject: A strong manual coding background helps developers spot algorithmic weaknesses and flaws in generated code. — tap to centre the map on it A strong manual coding background helps developers spot algorithmic weaknesses and flaws in generated code. Last stated 3 weeks ago
15 Oct 2026
AT
Adam Tornhill — holds since 2026-10-15 — tap for who they are
Same subject: "I don't know" becomes a kind of superpower when you can work with Claude Code to figure things out. — tap to centre the map on it "I don't know" becomes a kind of superpower when you can work with Claude Code to figure things out. Last stated 8 months ago
19 Mar 2026
KP
Kris Puckett — holds since 2026-03-19 — tap for who they are
Same subject: A code-review agent works best with a clean context, sharing nothing with the coding agent beforehand. — tap to centre the map on it A code-review agent works best with a clean context, sharing nothing with the coding agent beforehand. Last stated 6 months ago
22 Apr 2026
WY
Walden Yan — holds since 2026-04-22 — tap for who they are
Same subject: A coding agent does not learn from its mistakes the way a person does -- it repeats the same error indefinitely unless a human notices and writes it down. — tap to centre the map on it A coding agent does not learn from its mistakes the way a person does -- it repeats the same error indefinitely unless a human notices and writes it down. Last stated 7 months ago
25 Mar 2026
MZ
Mario Zechner — holds since 2026-03-25 — tap for who they are
Same subject: A coding AI that integrates only with its own vendor's tools will be very limited compared with one that draws on all the tools you use. — tap to centre the map on it A coding AI that integrates only with its own vendor's tools will be very limited compared with one that draws on all the tools you use. Last stated 3 years ago
16 Mar 2024
QS
Quinn Slack — holds since 2024-03-16 — 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 6 months ago
13 May 2026
AH
Anders Hejlsberg — holds since 2026-05-13 — tap for who they are
Same subject: A feature-rich native 'view source' option for debugging sites with iPadOS would be beneficial. — tap to centre the map on it A feature-rich native 'view source' option for debugging sites with iPadOS would be beneficial. Last stated a year ago
11 Jul 2025
CO
Christian Oliff — holds since 2025-07-11 — tap for who they are