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Building WebSocket Protocol in Apache Iggy using io_uring and Completion Based I/O Architecture

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💥 Explore this trending post from Hacker News 📖 📂 Category: 📌 Key idea: Introduction​ In our 0.5.0 release blog post, we announced that work was underway on a complete rewrite of Apache Iggy's core architecture using io_uring with a thread-per-core, shared nothing design. This architectural redesign aims to further improve performance, reduce tail latecies and lower resource usage by leveraging io_uring's completion based I/O model. As part of this rewrite, we migrated from Tokio to compio, a completion-based async runtime that allows us to better utilize io_uring capabilities. However, it also presents different challenges when integrating with the wider…

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Compiling Ruby To Machine Language

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✨ Read this must-read post from Hacker News 📖 📂 Category: ✅ Main takeaway: I've started working on a new edition of Ruby Under a Microscope that covers Ruby 3.x. I'm working on this in my spare time, so it will take a while. Leave a comment or drop me a line and I'll email you when it's finished. Here’s an excerpt from the completely new content for Chapter 4, about YJIT and ZJIT. I’m still finishing this up… so this content is fresh off the page! It’s been a lot of fun for me to learn about how JIT…

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Honda Needs a Tune-Up

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✨ Read this insightful post from Hacker News 📖 📂 Category: 📌 Here’s what you’ll learn: This is the story of how Honda engineers screwed up a big expensive project with a simple arithmetic mistake, tried to fudge their result with sound editing software, and congratulated themselves for being totally awesome. When I was a kid, my family used to drive up to The Pinery in Ontario, a beautiful park by Lake Huron. Very scenic. My favorite part, though, was a stretch of road a half-hour outside of the park. To discourage reckless…

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An official atlas of North Korea

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🚀 Check out this must-read post from Hacker News 📖 📂 Category: 📌 Main takeaway: What I bring you today is a real gem that I have been searching for a long time and have finally managed to get my hands on a copy. It is a collection of 672 maps found in the Great Korean Encyclopaedia, North Korea’s reference encyclopaedia. More specifically, it is an electronic edition published on CD in the first decade of the 2000s.Work on this encyclopaedia began in 1964, when Kim Il Sung established a compilation committee with the aim of bringing together all the…

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Cities Panic Over Having to Release Mass Surveillance Recordings

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✨ Check out this must-read post from Hacker News 📖 📂 Category: 💡 Key idea: Yves here. BWAHAHA. There is so little good news on the mass surveillance that every win ought to be celebrated. And the precedent here is important if it holds. The cities affected by the setback to Flock using license plate reading as a pretext for pervasive visual data hauling seem not to be willing to bet on an appeal succeeding. Enjoy the schadenfreude of the rapid retreat. If we are really lucky, Flock will suffer irreparable financial damage. By Thomas Neuburger. Originally published at God’s…

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Replicate is joining Cloudflare – Replicate blog

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🔥 Check out this trending post from Hacker News 📖 📂 Category: 📌 Key idea: Big news: We’re joining Cloudflare. Replicate’s going to carry on as a distinct brand, and all that’ll happen is that it’s going to get way better. It’ll be faster, we’ll have more resources, and it’ll integrate with the rest of Cloudflare’s Developer Platform. The API isn’t changing. The models you’re using today will keep working. If you’ve built something on Replicate, it’ll keep running just like it does now. So, why are we doing this? At Replicate, we’re building the primitives for AI: the tools…

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medusalix/FreeMDU: Open hardware and software tools for communicating with Miele appliances via their optical diagnostic interface

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✨ Explore this awesome post from Hacker News 📖 📂 Category: ✅ Key idea: The FreeMDU project provides open hardware and software tools for communicating with Miele appliances via their optical diagnostic interface. It serves as a free and open alternative to the proprietary Miele Diagnostic Utility (MDU) software, which is only available to registered service technicians. Most Miele devices manufactured after 1996 include an optical infrared-based diagnostic interface, hidden behind one of the indicator lights on the front panel. On older appliances, this interface is marked by a Program Correction (PC) label. Until now, communication with this interface required…

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Haditha: Two US marines implicated in killing family in notorious Iraq war shooting, expert tells BBC

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🔥 Check out this must-read post from Hacker News 📖 📂 Category: 📌 Main takeaway: Another marine, Lance Corporal Stephen Tatum did not deny he took part in the shootings, but said he had followed the squad leader, Wuterich, into the bedroom and initially claimed he did not know there were women and children there because of poor visibility.But in three later statements obtained by the BBC, Tatum gave a different account."I saw that children were in the room kneeling down. I don't remember the exact number but only that it was a lot. I am trained to shoot two…

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Kidlington fly-tipping: Drone footage shows scale of ‘revolting’ 60m-long mountain of waste next to river | UK News

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🚀 Explore this awesome post from Hacker News 📖 📂 Category: 📌 Here’s what you’ll learn: Drone footage has shown hundreds of tonnes of "revolting" illegal waste, fly-tipped in a field next to the River Cherwell near Kidlington in Oxfordshire.The Sky News video shows the mass of rubbish, which is at least 60m long, 15m wide and stacked 10m high, and weighs hundreds of tonnes. Calum Miller, Liberal Democrat MP for Bicester and Woodstock, told Sky News it was the first time he had seen anything on this scale, questioning whether the Environmental Agency had the resources to deal with…

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jonasstrehle/supercookie: ⚠️ Browser fingerprinting via favicon!

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🚀 Check out this awesome post from Hacker News 📖 📂 Category: 💡 Main takeaway: Supercookie uses favicons to assign a unique identifier to website visitors.Unlike traditional tracking methods, this ID can be stored almost persistently and cannot be easily cleared by the user. The tracking method works even in the browser's incognito mode and is not cleared by flushing the cache, closing the browser or restarting the operating system, using a VPN or installing AdBlockers. 🍿 Live demo. This repository is for educational and demonstration purposes only! The demo of "supercookie" as well as the publication of the source…

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