Building a message queue with only two UNIX signals
Have you ever asked yourself what if we could replace any message broker with a very simple one using only two UNIX signals? Well, I’m not surprised if you didn’t. But I did. And I want to share my journey of how I achieved it. If you want to learn about UNIX signals, binary operations […]
Claude Code on the Web
Today, we’re introducing Claude Code on the web, a new way to delegate coding tasks directly from your browser. Now in beta as a research preview, you can assign multiple coding tasks to Claude that run on Anthropic-managed cloud infrastructure, perfect for tackling bug backlogs, routine fixes, or parallel development work. Run coding tasks in […]
x86-64 Playground – An online assembly editor and GDB-like debugger
x86-64 playground An online assembly editor and GDB-like debugger Features x86-64 Playground is a web app for experimenting and learning x86-64 assembly. The Playground web app provides an online code editor where you can write, compile, and share assembly code for a wide range of popular assemblers such as GNU As, Fasm and Nasm. Unlike […]
TernFS – an exabyte scale, multi-region distributed filesystem
September 2025 XTX is an algorithmic trading firm: it builds statistical models that produce price forecasts for over 50,000 financial instruments worldwide. We use those forecasts to make trades. As XTX’s research efforts to build better models ramped up, the demand for resources kept increasing. The firm started out with a couple of desktops and […]
AWS outage shows internet users ‘at mercy’ of too few providers, experts say
Experts have warned of the perils of relying on a small number of companies for operating the global internet after a glitch at Amazon’s cloud computing service brought down apps and websites around the world. The affected platforms included Snapchat, Roblox, Signal and Duolingo as well as a host of Amazon-owned operations including its main […]
What I Self Host
I’ve always liked reading blogs, and have used several feed readers in the past (Feedly, for example). For a long time I was thinking it would be fun to write my own RSS reader, but instead of diving into the challenge, I did the next best thing, which was finding a decent one, and learning […]
Production RAG: what I learned from processing 5M+ documents
October 20, 2025 • 3 min read I’ve spent the last 8 months in the RAG trenches, I want to share what actually worked vs. wasted our time. We built RAG for Usul AI (9M pages) and an unnamed legal AI enterprise (4M pages). Langchain + Llamaindex We started out with youtube tutorials. First Langchain […]
Elites seek to retain their power: Lampedusa’s The Leopard skewered super-rich
Legacy of The Leopard Five years after publication, The Leopard’s status as a landmark of Italian literature was cemented by an acclaimed film adaptation, directed by Visconti, a Marxist who, like Lampedusa, hailed from a noble family. It starred Burt Lancaster as the titular leopard, Fabrizio, and Alain Delon as his nephew Tancredi. Visconti’s opulent […]
Postman which I thought worked locally on my computer, is down
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Show HN: I created a cross-platform GUI for the JJ VCS (Git compatible)
View combined diffs of multiple commits, or the diff between commits Apply or revert hunks of any diff, files, commits, or even multiple commits at once Duplicate, split, abandon, revert, absorb, squash, and more