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← TDD fell out of fashion partly because its advocates turned it into a…

17 connected korrents · 15 moments from 5 Oct 2017 to 12 Sept 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 formal proof formal proof Same subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subject Read this korrent: TDD fell out of fashion partly because its advocates turned it into a moral test of professionalism, when people write very good software with a wide variety of workflows. TDD fell out of fashion partly because itsadvocates turned it into a moral test ofprofessionalism, when people write verygood software with a wide variety ofworkflows. Last stated 4 months ago 1 Jul 2026 KB Kent Beck — holds since 2026-07-01 — tap for who they are Same subject: TDD earns its keep only where work alternates rapidly between doing and learning; choosing it is a practical decision, never a moral one. — tap to centre the map on it TDD earns its keep only where workalternates rapidly between doing andlearning; choosing it is a practicaldecision, never a moral one. Last stated 4 months ago 1 Jul 2026 KB Kent Beck — holds since 2026-07-01 — tap for who they are Same subject: Test-driven development matters more with coding agents than it ever did with people, because its real effect is stopping the agent writing more code than the task needs. — tap to centre the map on it Test-driven development matters morewith coding agents than it ever didwith people, because its real effectis stopping the agent writing morecode than the task needs. Last stated 7 months ago 19 Mar 2026 SW Simon Willison — holds since 2026-03-19 — tap for who they are Same subject: Engineers are sceptical of formal methods because they were burned by CASE and UML, sold as miracle solutions and imposed on them regardless of fit. — tap to centre the map on it Engineers are sceptical of formalmethods because they were burned byCASE and UML, sold as miraclesolutions and imposed on themregardless of fit. Last stated 3 months ago 29 Jul 2026 HW Hillel Wayne — holds since 2026-07-29 — tap for who they are Same subject: Unit testing frameworks arrived so late because testing was a status divide, and testers had every incentive to keep a separate tool and language of their own. — tap to centre the map on it Unit testing frameworks arrived solate because testing was a statusdivide, and testers had everyincentive to keep a separate tooland language of their own. Last stated 4 months ago 1 Jul 2026 KB Kent Beck — holds since 2026-07-01 — tap for who they are Same subject: Software is not less rigorous than traditional engineering; its record-keeping and automated verification are better than most of that field's. — tap to centre the map on it Software is not less rigorous thantraditional engineering; itsrecord-keeping and automatedverification are better than most ofthat field's. Last stated 6 years ago 20 Jan 2021 HW Hillel Wayne — holds since 2021-01-20 — tap for who they are Same subject: Unit tests alone give little confidence in a program, because the mistakes people actually make are not the conveniently unit-testable ones. — tap to centre the map on it Unit tests alone give littleconfidence in a program, because themistakes people actually make arenot the conveniently unit-testableones. Last stated 9 years ago 5 Oct 2017 HW Hillel Wayne — holds since 2017-10-05 — tap for who they are Same subject: Software is going through a fast-fashion phase where projects are thrown away if nobody uses them at once; builders should have conviction and work on things longer. — tap to centre the map on it Software is going through afast-fashion phase where projectsare thrown away if nobody uses themat once; builders should haveconviction and work on thingslonger. Last stated 4 months ago 12 Jun 2026 BV Ben Vinegar — holds since 2026-06-12 — tap for who they are Same subject: Much of the wisdom programmers pass on to each other is nonsense that nobody ever tested, and refusing to be dogmatic about untested practice is what marks out a good engineer. — tap to centre the map on it Much of the wisdom programmers passon to each other is nonsense thatnobody ever tested, and refusing tobe dogmatic about untested practiceis what marks out a good engineer. Last stated 2 months ago 26 Aug 2026 CM Casey Muratori — holds since 2026-08-26 — 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 anycodebase from one programminglanguage to another, work that usedto 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: Agents are the new compilers that compile intent into fast software. — tap to centre the map on it Agents are the new compilers thatcompile intent into fast software. Last stated a month ago 12 Sept 2026 GR Guillermo Rauch — holds since 2026-09-12 — tap for who they are Same subject: AI acceleration threatens 'less software': without the constraint of scarce hours, even 37signals will likely build too much. — tap to centre the map on it AI acceleration threatens 'lesssoftware': without the constraint ofscarce hours, even 37signals willlikely build too much. Last stated 3 months ago 26 Jul 2026 DH David Heinemeier Hansson — holds since 2026-07-26 — 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 ofsuperpower when you can work withClaude Code to figure things out. Last stated 7 months ago 19 Mar 2026 KP Kris Puckett — holds since 2026-03-19 — 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 fromits mistakes the way a person does-- it repeats the same errorindefinitely unless a human noticesand 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-agent company should not train its own model: it has to stay neutral ground for models to compete on. — tap to centre the map on it A coding-agent company should nottrain its own model: it has to stayneutral ground for models to competeon. Last stated 2 months ago 3 Sept 2026 DR Dax Raad — holds since 2026-09-03 — 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 IDEhas to be lazy and deferredthroughout — a different way ofbuilding compilers from the one thetextbooks 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 whatpeople can build without loweringthe ceiling, and almost every toolquietly 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 howexisting apps were historicallybuilt undermines its ownintroduction Last stated 2 months ago 31 Aug 2026 CH Craig Hockenberry — holds since 2026-08-31 — tap for who they are
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At the centre TDD fell out of fashion partly because its advocates turned it into a moral test of professionalism, when people write very good software with a wide variety of workflows. Last stated 1 Jul 2026 · 4 months ago Holds Kent Beck Read this korrent →