✨ Discover this insightful post from Hacker News 📖 📂 Category: ✅ Main takeaway: CSCI 2100: Unlearning Object-Oriented ProgrammingDiscover how to create and use variables that aren't inside of an object hierarchy. Learn about "functions," which are like methods but more generally useful. Prerequisite: Any course that used the term "abstract base class."CSCI 3300: Classical Software StudiesDiscuss and dissect historically significant products, including VisiCalc, AppleWorks, Robot Odyssey, Zork, and MacPaint. Emphases are on user interface and creativity fostered by hardware limitations.CSCI 4020: Writing Fast Code in Slow LanguagesAnalyze performance at a high level, writing interpreted Python that matches or beats…
🔥 Read this must-read post from Hacker News 📖 📂 Category: 💡 Main takeaway: Counter-Strike has long been known for two things: tight tactical FPS gameplay and a thriving player marketplace effectively valued at literal billions of dollars. Now, thanks to a recent update from Valve, the latter is in a downward spiral, having lost 25% of its value — or $1.75 billion — overnight. First, some context. Counter-Strike is a free-to-play multiplayer shooter. As with most other F2P games, it generates revenue from selling cosmetics. They arrive in lootbox-like Cases, which are opened by Keys purchased with real-world currency.…
🚀 Discover this trending post from Hacker News 📖 📂 Category: ✅ Key idea: The xyflow repository is the home of four packages: Are you using React Flow or Svelte Flow for a personal project? Great! No sponsorship needed, you can support us by reporting any bugs you find, sending us screenshots of your projects, and starring us on Github 🌟 Are you using React Flow or Svelte Flow at your organization and making money from it? Awesome! We rely on your support to keep our libraries developed and maintained under an MIT License, just how we like it. For…
💥 Read this trending post from Hacker News 📖 📂 Category: 📌 Here’s what you’ll learn: One of the slowest things you can do in an application is making system calls. They're slow because you do have to enter the kernel, which is quite expensive. What should you do when you need to do a lot of disk I/O but you care about performance? One solution is to use memory maps.Memory maps are a modern Unix mechanism where you can take a file and make it part of the virtual memory. In Unix context, modern means that it was introduced…
🚀 Check out this trending post from Hacker News 📖 📂 Category: 📌 Here’s what you’ll learn: A landmark case in the UK concerning Apple’s App Store practices has just been decided, with a London tribunal ruling against the company in a move that could cost Apple up to $2 billion. London tribunal rules that Apple overcharged app developers for years with unfair commissions Sam Tobin writes at Reuters: Apple abused its dominant position by charging app developers unfair commissions, a London tribunal ruled on Thursday, in a blow which could leave the U.S. tech company on the hook for…
💥 Discover this trending post from Hacker News 📖 📂 Category: ✅ Key idea: [Posted October 23, 2025 by jzb] The Ubuntu Project has announced that a bug in the Rust-based uutils version of the date command shipped with Ubuntu 25.10 broke automatic updates: Some Ubuntu 25.10 systems have been unable to automatically check for available software updates. Affected machines include cloud deployments, container images, Ubuntu Desktop and Ubuntu Server installs. The announcement includes remediation instructions for those affected by the bug. Systems with the rust-coreutils package version 0.2.2-0ubuntu2 or earlier have the bug, it is fixed in 0.2.2-0ubuntu2.1 or later.…
✨ Read this insightful post from Hacker News 📖 📂 Category: 💡 Key idea: Concerns over AI surveillance in schools are intensifying after armed officers swarmed a 16-year-old student outside Kenwood High School in Baltimore when an AI gun detection system falsely flagged a Doritos bag as a firearm. Taki Allen was hanging out with friends after football practice on October 20 when multiple police cars suddenly pulled up. “It was like eight cop cars that came pulling up for us,” Allen told WBAL-TV 11 News. “They started walking toward me with guns, talking about ‘Get on the ground,’ and…
🚀 Read this must-read post from Hacker News 📖 📂 Category: ✅ Main takeaway: Apps like Calendar, Activity Monitor and TV show tabs in the header or title bar, each with a different tab design.By now you must be rightfully thinking "but John these are all old screenshots, updates to Mac OS X and iOS must have addressed these issues... right?", dear reader allow me to introduce you to the UI/UX hell that is Mac OS 26 and iOS 26 that not only did not fix these issues, but introduced much worse design choices.Don't believe me? Take a look at the…
💥 Explore this insightful post from Hacker News 📖 📂 Category: 💡 Here’s what you’ll learn: Redwood Materials has long dominated EV battery recycling, but what if they could drain every last drop of energy from those batteries before recycling them? I talk with the company’s CTO, Colin Campbell, about Redwood Energy, a new division doing just that by deploying used batteries as grid-scale storage at a massive scale. This isn’t just a side project; it’s a plan to turn a massive wave of incoming used batteries into a key resource for the grid.(PDF transcript)(Active transcript)David RobertsHi everybody, this is…
🔥 Read this must-read post from Hacker News 📖 📂 Category: 💡 Here’s what you’ll learn: When disasters strike, Google products like Search and Maps help billions of people make critical decisions to stay safe. Our flood forecasting information — now covering more than two billion people — provides life-saving forecasts before the most significant river floods. It's helped organizations like World Vision get drinking water and food to communities when they need it most. And during the devastating 2025 California wildfires, we provided crisis alerts with information from local authorities to 15 million people across Los Angeles while showing…