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← A compiler that also serves an IDE has to be lazy and deferred…

17 connected korrents · 13 moments on record from 22 Mar 2025 to 3 Sept 2026.

Everything filed under compilers compilers Everything filed under AI agents AI agents Everything filed under benchmarks benchmarks Everything filed under software performance software performance Same subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subject Read this korrent: 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. A compiler that also serves an IDE has tobe lazy and deferred throughout — adifferent way of building compilers fromthe one the textbooks teach. Last stated 4 months ago 13 May 2026 AH Anders Hejlsberg — holds since 2026-05-13 — tap for who they are Same subject: A compiler that names every place a change breaks turns refactoring into fixing errors until the compiler stops shouting. — tap to centre the map on it A compiler that names every place achange breaks turns refactoring intofixing errors until the compilerstops shouting. Last stated 4 months ago 20 May 2026 AR Alice Ryhl — holds since 2026-05-20 — tap for who they are Same subject: A programming language is not a compiler but an experience: editing, running, debugging and the runtime library all have to fit together as one cycle. — tap to centre the map on it A programming language is not acompiler but an experience: editing,running, debugging and the runtimelibrary all have to fit together asone cycle. Last stated 4 months ago 13 May 2026 AH Anders Hejlsberg — holds since 2026-05-13 — tap for who they are Same subject: A speed difference between languages that share the LLVM backend measures the benchmark author, not the languages. — tap to centre the map on it A speed difference between languagesthat share the LLVM backend measuresthe benchmark author, not thelanguages. Last stated a year ago 22 Mar 2025 TH ThePrimeagen — holds since 2025-03-22 — tap for who they are Same subject: Assembly is far simpler to learn than the modern web stack: anyone who can vertically centre a div can learn to read it. — tap to centre the map on it Assembly is far simpler to learnthan the modern web stack: anyonewho can vertically centre a div canlearn to read it. Last stated 2 weeks ago 26 Aug 2026 CM Casey Muratori — holds since 2026-08-26 — tap for who they are Same subject: Deep compiler knowledge is still interesting, but it is no longer useful to a working engineer in any meaningful sense. — tap to centre the map on it Deep compiler knowledge is stillinteresting, but it is no longeruseful to a working engineer in anymeaningful sense. Last stated 6 months ago 11 Mar 2026 SY Steve Yegge — holds since 2026-03-11 — tap for who they are Same subject: In every developer-tool category — databases, compilers, whatever — the open source option eventually becomes the default option. — tap to centre the map on it In every developer-tool category —databases, compilers, whatever — theopen source option eventuallybecomes the default option. Last stated 3 months ago 27 May 2026 DR Dax Raad — holds since 2026-05-27 — tap for who they are Same subject: Language design is ninety per cent the same work every time and ten per cent new, which is why the experience carries from one language to the next. — tap to centre the map on it Language design is ninety per centthe same work every time and ten percent new, which is why theexperience carries from one languageto the next. Last stated 4 months ago 13 May 2026 AH Anders Hejlsberg — holds since 2026-05-13 — tap for who they are Same subject: Rust may be the best language for AI agents to write, because the compiler gives an agent the feedback that tells it what to fix. — tap to centre the map on it Rust may be the best language for AIagents to write, because thecompiler gives an agent the feedbackthat tells it what to fix. Last stated 4 months ago 20 May 2026 AR Alice Ryhl — holds since 2026-05-20 — tap for who they are Same subject: A benchmark result should be reported under a stated budget, or as a curve against test-time compute — never as a single number. — tap to centre the map on it A benchmark result should bereported under a stated budget, oras a curve against test-time compute— never as a single number. Last stated 2 months ago 26 Jun 2026 NB Noam Brown — holds since 2026-06-26 — tap for who they are Same subject: A benchmark that ranks Claude Code last while it stays first in use is measuring the wrong thing, and has been for a year. — tap to centre the map on it A benchmark that ranks Claude Codelast while it stays first in use ismeasuring the wrong thing, and hasbeen for a year. Last stated 4 days ago 3 Sept 2026 DR Dax Raad — holds since 2026-09-03 — tap for who they are Same subject: A company's staff-engineer bar should be set against the best companies in the industry rather than against its own history, which is what makes title inflation a real cost. — tap to centre the map on it A company's staff-engineer barshould be set against the bestcompanies in the industry ratherthan against its own history, whichis what makes title inflation a realcost. Last stated 5 months ago 1 Apr 2026 TP Thuan Pham — holds since 2026-04-01 — tap for who they are Same subject: "Is the page loaded?" was never a real question, and web performance only became measurable once it was broken into the distinct moments a user actually notices. — tap to centre the map on it "Is the page loaded?" was never areal question, and web performanceonly became measurable once it wasbroken into the distinct moments auser actually notices. Last stated 3 weeks ago 19 Aug 2026 AO Addy Osmani — holds since 2026-08-19 — tap for who they are Same subject: "Optimize it later" would be safe advice only if every engineer already knew how to avoid the architectural mistakes that no later optimization can remove. — tap to centre the map on it "Optimize it later" would be safeadvice only if every engineeralready knew how to avoid thearchitectural mistakes that no lateroptimization can remove. Last stated 2 weeks ago 26 Aug 2026 CM Casey Muratori — holds since 2026-08-26 — tap for who they are Same subject: A 300-millisecond response budget is not an achievement but an admission: 300 milliseconds is an eternity in computing, and a product pitching it shows how far the bar has fallen. — tap to centre the map on it A 300-millisecond response budget isnot an achievement but an admission:300 milliseconds is an eternity incomputing, and a product pitching itshows how far the bar has fallen. Last stated 2 weeks ago 26 Aug 2026 CM Casey Muratori — holds since 2026-08-26 — tap for who they are Same subject: A handful of AI agents is not a handful of colleagues, because agents agree with you constantly and colleagues tell you where you are wrong. — tap to centre the map on it A handful of AI agents is not ahandful of colleagues, becauseagents agree with you constantly andcolleagues tell you where you arewrong. Last stated 6 months ago 22 Mar 2026 NF Nicole Forsgren — holds since 2026-03-22 — tap for who they are Same subject: After pre-training, post-training and test-time scaling, the fourth scaling law is agentic: multiplying AI by spawning agents, and the whole loop scales on one thing, compute. — tap to centre the map on it After pre-training, post-trainingand test-time scaling, the fourthscaling law is agentic: multiplyingAI by spawning agents, and the wholeloop scales on one thing, compute. Last stated 6 months ago 23 Mar 2026 JH Jensen Huang — holds since 2026-03-23 — tap for who they are Same subject: Agent autonomy is a capability, not a product direction: what the person is actually trying to do decides whether more of it helps or ruins the thing. — tap to centre the map on it Agent autonomy is a capability, nota product direction: what the personis actually trying to do decideswhether more of it helps or ruinsthe thing. Last stated 3 weeks ago 14 Aug 2026 SP Sunil Pai — holds since 2026-08-14 — tap for who they are
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At the centre 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 13 May 2026 · 4 months ago Holds Anders Hejlsberg Read this korrent →