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Jank now has its own custom IR
The jank compiler has a new super power. With that, we push jank to the limits to see who has the fastest fibonacci in the west.
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Artifacts: Versioned storage that speaks Git
Give your agents, developers, and automations a home for code and data. We’ve just launched Artifacts: Git-compatible versioned storage built for agents. Create tens of millions of repos, fork from any remote, and hand off a URL to any Git client.
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Why are there both TMP and TEMP environment variables? (2015)
Parallel evolution.
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Instant 1.0, a backend for AI-coded apps
Instant 1.0 is out! This essay shows a bunch of demos, to explain why we think Instant is the best backend for AI-coded apps. We also cover the architecture that makes all of it work.
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Formatting a 25M-line codebase overnight
This is the story of how our Developer Productivity team extended and rolled out rubyfmt, our Rust-based zero-config, ultra-fast autoformatter across the world's largest Ruby codebase.
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Web Components: The Framework-Free Renaissance
Modern browsers support reactive web interfaces without React, Vue, or Angular. Web components and shadow DOM make frameworks optional.
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Dependabot version updates introduce default package cooldown
Dependabot now waits until a new release has been available on its registry for at least three days before opening a version update pull request. This cooldown is now the…
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How an MIT research project became the Julia programming language
Julia, the programming language that originated as a research project at MIT, has gained a loyal following among scientists, engineers, mathematicians, and others. The free and open-source language counts more than 1 million users, including people at thousands of companies and universities around the world.
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Flutter 3.47
Modular by design: Standalone UI Packages and Impeller on Desktop
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Precursor
Precursor, our new continuous behavioral validation engine for bot management, offers visibility into how humans and bots actually interact across the full user journey. By turning session-level behavior into bot detection signals, it identifies advanced automation with higher precision — while reducing friction for…
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TorchTPU: Running PyTorch Natively on TPUs at Google Scale
Discover TorchTPU, Google’s new engineering stack designed to run PyTorch natively on TPU infrastructure with peak efficiency. Learn how its "Eager First" philosophy and XLA integration simplify model migration while unlocking massive scalability for the next generation of AI.
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Modern Object Pascal Introduction for Programmers
Modern Object Pascal Introduction: units, classes, generics, memory management, exceptions and more.
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Bringing Clojure programming to Enterprise (2021)
How a dialect of LISP can help developping modern enterprise applications
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Phoenix LiveView 1.2
LiveView 1.2 is a small release that adds support for colocating CSS.
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Patterns and problems in emerging multi-agent systems
We ran experiments on swarms of Claude agents and found coordination failures, collusion, and sabotage. Here, we share what they mean for AI safety.
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Lightpanda migrate DOM implementation to Zig
We replaced LibDOM with a custom Zig implementation for better cohesion across events, Custom Elements, and ShadowDOM. Here's how we built it and what we learned along the way.
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The only scalable delete in Postgres is DROP TABLE
Large DELETEs add work instead of reclaiming it. Structure your database so deletion becomes DROP TABLE or TRUNCATE.
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Functional programmers need to take a look at Zig
I’ve been tinkering around with Zig to explore what’s possible with comptime. Whenever I evaluate a new language I use three axes:
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GitHub New pull request overview page in public preview
On a long pull request, checking what’s blocking often means scrolling past dozens of comments and timeline events just to reach the merge box. And once you’re there, you still…
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What's in a GGUF, besides the weights – and what's still missing?
What extra stuff is needed to properly run a language model? Besides the weights of a language model, what is the gguf metadata that we need to parse and use?
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Stripe's Knowledge AI Platform
Stripe's Knowledge AI Platform is our versatile AI agent platform built to handle diverse non-coding knowledge work, from quick queries to complex, multi-day projects. By connecting employees to over 1,000 internal tools and skills, it enables secure, enterprise-scale productivity across the organization.
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Chess in SQL
What if I told you SQL could play chess? No JavaScript, no frameworks - just pure SQL rendering a full chess board in your browser.
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Bun v1.3.9
Fixes 23 issues (addressing 13 👍). Run multiple scripts in --parallel or --sequential. bun:test mock & spyOn get Symbol.dispose support. ESM bytecode compilation. Faster Bun.markdown. Faster RegExp, String.prototype.trim, String.prototype.startsWith.
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//go:fix inline and the source-level inliner
How Go 1.26's source-level inliner works, and how it can help you with self-service API migrations.
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Two Bits Are Better Than One: making bloom filters 2x more accurate
Optimisation of bloom filters in Floe using double bit setting with lightweight hashing.
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How to build a diffusion language model
An introduction to diffusion language models and the research advances that underlie today's diffusion LLMs. We describe the building blocks of recent open-source models, starting from simple masking diffusion, and including techniques for iterative refinement, post-training, and variable-length generation. Material…