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✨ Read this insightful post from Hacker News 📖 📂 **Category**: ✅ **What You’ll Learn**: Eki · 駅On a June morning in 1872, Japan’s entire railway was a single line between Shimbashi and Yokohama. A century and a half later the map carries more than nine thousand stations. Press play and watch the country fill in — one opening at a time.Source & methodStations, coordinates and opening dates come from Wikidata (CC0): every item that is a railway station in Japan with coordinates and a date of official opening, taking the earliest opening year per station. A station blooms at…

✨ Read this awesome post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: from the that's-not-what-ai-is-for dept In the last three months I’ve had people forward me four separate examples of a CEO losing his or her mind over AI. What’s been striking to me is the similarity in each case: It would be an “all hands” email in which the CEO talks up how amazing LLM tools are and saying that everyone in the company MUST start learning to use them immediately or they should look for a job elsewhere. Sometimes they talk about hiring “consultants” to…

✨ Check out this must-read post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: Menu bar gauges for your Claude Code quota — one bar per account, like this: (drawn for dark menu bars — white outlines) Each bar shows the 5-hour-window utilization for one account, colored green / orange (≥70%) / red (≥90%). When the 5-hour window is fully used, the bar shows a countdown until reset (4:28) instead of the percentage. When the weekly limit is hit, the bar turns black with a countdown to the weekly reset (2D) — that's the harder cap, whatever the…

✨ Read this must-read post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: Replace the "rename to error.todo-*" approach for the six Flow `match` fixtures with actual support, ported from pr-36173 commits 0dc7f2e and d8aae6b. npm hermes-parser CAN parse match syntax: it requires hermes-parser >= 0.28 plus the `enableExperimentalFlowMatchSyntax` parser option (snap pinned 0.25.1 and never passed the flag; 0.26 carries an incompatible draft grammar). - Un-rename the six match fixtures from error.todo-* back to their original names, restoring the pre-rename inputs (hermes-canonical formatting) and their real compiled snapshots: match-expr-captured-var.flow.js match-expr-jsx-spread.flow.js match-expr-multi-gen-bindings.flow.js match-expr-outlined-jsx.flow.js match-expression-with-tuple-and-early-return.js match-stmt-self-ref-const.flow.js All six pass…

🔥 Discover this insightful post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: A few months ago I read about Anthropic's experiment of releasing a swarm of agents to write a functioning C compiler and it made me wonder about the feasibility of using that same approach to accomplish something I've been dreaming about for 15 years now, not long after we started GitHub - rewrite Git from scratch to be library based. Git is of course a very complex piece of software. There are lots of "plumbing" commands, lots of higher level commands - it was put…

💥 Discover this awesome post from Hacker News 📖 📂 **Category**: ✅ **What You’ll Learn**: Owen arrivesOn September 23rd, 2021, my first son Owen was born. Clearly inheriting his mom’s type-A personality, he arrived on his due date at a chunky 8.75 lbs. We were over the moon. Until we weren’t. At a few hours old, we noticed cute snoring. The nurses noticed nostril flaring. He was having trouble breathing.“No problem,” they said, “Many babies born at altitude need a little oxygen to get started.” We put him on an oxygen cannula.A few hours later, his oxygen saturation was still falling.…

💥 Discover this insightful post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: For a while now the transition away from Manifest V2 (MV2) to MV3 has been on-going and it looks like it is entering its final phase of deprecation, at least, in the case of Google Chrome. A recent discussion thread in the w3c WebExtensions Community Group GitHub repo has highlighted how the latest and upcoming versions of the most popular browser are expected to be its final releases with support for MV2 extensions. Chromium contributor Andrey Bershanskiy shared details about recent Chromium changes and according…

✨ Read this insightful post from Hacker News 📖 📂 **Category**: ✅ **What You’ll Learn**: In many search scenarios, the user does not start from an empty query box, but from an existing result.A user opens an article and wants to find related material. A buyer views a product card and looks for close alternatives. A support engineer investigates an incident and wants to see earlier cases with the same symptoms. In all these situations, the user already has a relevant document to start from.This scenario is traditionally called More Like This (MLT): a function for finding documents similar to…

🚀 Discover this trending post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: Our next npm major version, v12, introduces security-related default changes to npm install. All these changes are available behind warnings in npm today on 11.16.0 or newer, so you can prepare before the upgrade. v12 is estimated to release in July 2026. Each change turns an npm install behavior that runs automatically today into one you explicitly opt into: allowScripts defaults to off: npm install will no longer execute preinstall, install, or postinstall scripts from dependencies unless they are explicitly allowed in your project. This…