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Germany set to restrict its Freedom of Information Act

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🚀 Read this awesome post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: Shortly before the German parliament's summer recess, lawmakers approved a whole series of reforms. "These reforms are meant to get Germany back on track," said Chancellor Friedrich Merz optimistically. Toward the bottom of the 34-point list of reforms is something that has begun to cause great controversy: the ruling coalition of conservative Christian Democratic Union (CDU)/ Christian Social Union (CSU) and the center-left Social Democratic Party (SPD) wants to significantly alter the Freedom of Information Act (IFG), which has been in effect since 2006. Critics say,…

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Japan develops a method to recover up to 90% of lithium from used EV batteries and it could be a major breakthrough

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🔥 Read this trending post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: In a ground-breaking step forward, Scientists from Japan have developed a new method to recover up to 90 percent of lithium from used EV batteries – and it suddenly feels like great news on Earth Day. With electric vehicles booming worldwide, the pressure is mounting to find smarter ways to deal with old battery waste. This new technique doesn’t just recycle materials; it recovers most of them at an unbelievable rate. And if it delivers at scale, it could change how EV batteries are made…

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two case studies of NaN

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🚀 Check out this trending post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: IEEE-754 NaN is weird. and because of that, it's often accidentally left unaccounted for. i found two instances of this leaking into programming language design. that is, the semantics of these languages hold implicit assumptions which break with NaN. case study 1: python >>> from math import nan >>> nan == nan False >>> [nan] == [nan] True as an optimization, when comparing lists for equality, elements are first compared by identity. they're only checked for equality if their identities are unequal. in general,…

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Just Let Me Write Digits | Blog

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🔥 Discover this must-read post from Hacker News 📖 📂 **Category**: ✅ **What You’ll Learn**: Digital identities and what they mean for the web have become a hot topic of discussion in the last few years. They have also brought many controversies: age verification laws and what they mean for online anonymity, Wikipedia potentially having to verify the identify of its users in the UK, the reliance on official iOS and Android operating systems as mandatory form factors for digital identity wallets, not to mention what these inter-dependencies mean when your US digital accounts are cancelled for being a judge…

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Our Amish Language — The Dial

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🔥 Read this must-read post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: The range of Pennsylvania Dutch vocabulary reflects the immediate, physical nature of my ancestors’ lives and work. Words that can convey colorful, varied descriptions, emotional nuance or complex ideas have always been limited and have only continued to wane. The contours of Pennsylvania Dutch words are harder and sharper than English ones. It’s hard to ask for a soft favor. Difficult to communicate affection, impossible to say the word love. We have no distinct word for it. One must use the standard German liebe, obtuse…

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OpenAI’s Ad Business Is on Pace to Miss Its Own Forecast By 90%, Analyst Says

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✨ Discover this insightful post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: OpenAI’s ad business is on pace to fall short of the company’s own five-year revenue forecast by 90%, according to Emarketer. The AI lab has projected $2.5 billion in ad revenue this year and $100 billion by 2030. Emarketer’s data finds that standalone chatbots like ChatGPT, Microsoft Copilot app, Google AI Mode, and Amazon Alexa for Shopping (formerly Rufus) in U.S, will generate less than $1 billion in ad revenue this year, and just $5.41 billion by 2030. OpenAI began its ad trial in February. Two months…

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Free Daytime Electricity Is Coming. How It Actually Works

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✨ Discover this insightful post from Hacker News 📖 📂 **Category**: ✅ **What You’ll Learn**: From 1 July 2026, energy retailers in NSW, South Australia, and South-East Queensland must give households at least three hours of free electricity every day. No solar panels required. No need to own your home. You just need a smart meter and to opt in through your retailer to have access to free daytime electricity . The scheme is called the Solar Sharer Offer. It works by passing on the benefit of cheap midday solar power, which has always existed on the wholesale market but…

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JetBrains/youtrackdb: YouTrackDB is a general-use object-oriented graph database with storage format native to handle graph relations. YouTrackDB supports Gremlin queries and ACID transactions. · GitHub

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🚀 Check out this must-read post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: Issue tracker | Getting started Join our Zulip community! If you are interested in YouTrackDB, consider joining our Zulip community. Tell us about exciting applications you are building, ask for help, or just chat with friends 😃 YouTrackDB is a general use object-oriented graph database. YouTrackDB is being supported and developed by JetBrains and is used internally in production. YouTrackDB's key features are: Fast data processing: Links traversal is processed with O(1) complexity. There are no expensive run-time JOINs. Object-oriented API: This API implements…

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dumb human · GitHub

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🚀 Check out this awesome post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: The human operating this repository may be wrong about anything. Assume: the user has little knowledge of the codebase, language, architecture, and tools; existing code may be accidental, broken, outdated, or based on misunderstandings; user instructions may describe the desired outcome incorrectly. Do not blindly obey implementation suggestions. Your job is to produce the best working result. Before changing code: Inspect the repository. Understand how the system actually works. Verify assumptions from code, tests, documentation, and available tools. Prefer simple, robust, idiomatic solutions. When…

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Book: Fundamentals of Wireless Communication

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🔥 Check out this insightful post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: Now with exercises included! Introduction; PDF The wireless channel; PDF Point-to-point communication: detection, diversity and channel uncertainty; PDF Cellular systems: multiple access and interference management; PDF Capacity of wireless channels;PDF  Multiuser capacity and opportunistic communication;PDF   MIMO I: spatial multiplexing and channel modeling; PDF MIMO II: capacity and multiplexing architectures;PDF  MIMO III: diversity-multiplexing tradeoff and universal space-time codes;PDF  MIMO IV: multiuser communication.PDF Appendix A: Detection and estimation…

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