Make macOS consistently bad (unironically)

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Upgrading to MacOS 26 causes inconsistency issues with rounded windows corners, prompting users to disable system integrity for a workaround. A better solution is to make all corners more rounded, rather than reverting to sharp edges.

If you don't opt out by Apr 24 GitHub will train on your private repos

GitHub now defaults private repos to opt-in for AI training, users must opt-out at github.com/settings/copilot. The change has sparked concerns about data ownership and tech leadership ethics.

Anatomy of the .claude/ folder

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Postman released a cost savings analysis comparing AI-native tooling to bolted on AI, and a newsletter explains the anatomy of the .claude folder in Claude Code, which holds project and personal settings, rules, and preferences.

ISBN Visualization – Annas Archive

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Velxio 2.0 – Emulate Arduino, ESP32, and Raspberry Pi 3 in the Browser

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Velxio is a free, open-source multi-board emulator for 19 boards with 5 CPU architectures. It runs in the browser with real CPU emulation and 48+ interactive components.

Nashville library launches Memory Lab for digitizing home movies

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The Nashville Public Library is launching a free Memory Lab program to help people digitize old home movies, photos, and slides. Anyone can book time to use library equipment and software to convert their family memories into digital files for free.

Telnyx package compromised on PyPI

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Unauthorized Telnyx Python SDK versions 4.87.1 and 4.87.2 with malicious code were published to PyPI on March 27, 2026. The Telnyx platform and infrastructure were not compromised, but users who installed the package between 03:51 and 10:13 UTC may be affected.

Slovenia becomes first EU country to introduce fuel rationing

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Slovenia implements fuel rationing due to global energy disruptions, limiting private motorists to 50 litres per day and businesses to 200 litres. The move attracts 'fuel tourists' from Austria, where prices are higher, causing queues and shortages for locals.

Installing a Let's Encrypt TLS certificate on a Brother printer with Certbot

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The user created a Bash script to automatically deploy a Let's Encrypt certificate to their Brother printer using Cloudflare DNS integration, allowing for HTTPS access to the printer's web management portal and IPP connections. The script uses Certbot and the Brother Cert tool to request and deploy the certificate, with the user modifying variables in the script to suit their own printer's ...

Explore the Hidden World of Sand

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Beach sands from various locations around the world are composed of a mix of geological and biogenic grains, including volcanic, metamorphic, and sedimentary rocks, as well as marine shell fragments, coral, and foraminifera. The composition of beach sands varies depending on the location, with some beaches having a predominantly geological origin and others having a biogenic origin.

Building FireStriker: Making Civic Tech Free

A software engineer built FireStriker, a free platform for community organizations to track legislation, organize members, and manage events. It aims to level the playing field for grassroots groups by providing legislative intelligence and civic engagement tools.

LG's new 1Hz display is the secret behind a new laptop's battery life

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LG Display's Oxide 1Hz technology offers a display that can refresh at 1Hz to save power and up to 120Hz when needed. This technology can save up to 48 percent of battery life and is already being used in Dell's XPS lineup.

Meow.camera

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Turning on feeder camera, please be patient...

Embracing Bayesian methods in clinical trials

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The FDA has issued a draft guidance on using Bayesian methodology in clinical trials of therapeutic agents. This guidance aims to promote the use of Bayesian methods in clinical trials.

Ask HN: Founders of estonian e-businesses – is it worth it?

You're considering Estonian e-residency for a SaaS project due to Germany's bureaucracy. You're looking for real-life experiences on its worth and potential pitfalls.

‘Energy independence feels practical’: Europeans building mini solar farms

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Europeans are turning to homegrown renewable energy to reduce reliance on imported fossil fuels. Installing solar panels or plug-in solar systems can provide energy independence and lower electricity bills.

Capability-Based Security for Redox: Namespace and CWD as Capabilities

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Ibuki Omatsu is working on "Capability-based security for Redox" funded by NGI Zero Commons and NLnet. He reimplemented namespace management and CWD management using capabilities, simplifying the kernel and improving security and stability.

Desk for people who work at home with a cat

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The Neko House Desk is a Japanese furniture designed for people who work from home with cats, featuring a two-tier cat space and a "Surprise Cat Hole" for harmonious sharing. It costs 24,800 yen and is available on Amazon Japan, allowing users to work efficiently while keeping their cats happy.

People inside Microsoft are fighting to drop mandatory Microsoft Account

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Microsoft is updating Windows 11 to address common issues but still requires a Microsoft account. Microsoft Vice President Scott Hanselman is working to relax this requirement but no committed plan is in place.

Schedule tasks on the web

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Claude Code offers three ways to schedule recurring work: cloud tasks, desktop tasks, and /loop for quick polling. Tasks can be created from the Desktop app, CLI, or web interface.

A Faster Alternative to Jq

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jsongrep is a fast JSON search tool that compiles queries into deterministic finite automata (DFAs) for single-pass search. This approach allows jsongrep to outperform other JSON query tools like jq and jmespath in benchmarking tests.

Gzip decompression in 250 lines of Rust

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The user implemented a gzip decompressor from scratch in Rust to gain a deeper understanding of how compression works, and found that the core ideas are based on the DEFLATE algorithm and Huffman coding. The DEFLATE algorithm uses LZ77 back-references to replace repeated sequences with shorter codes, and Huffman coding assigns shorter codes to frequent symbols, allowing for efficient ...

DOJ confirms FBI Director Kash Patel's personal email was hacked

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Iran-linked hackers successfully broke into FBI Director Kash Patel’s personal email, the Department of Justice confirmed to Reuters on Friday. Reuters could not authenticate the leaked emails themselves but noted that the Gmail address matched an email account “linked to Patel in previous data breaches ⁠preserved by the dark web intelligence firm District 4 Labs.” The DOJ suggested the ...

Hold on to Your Hardware

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The hardware industry is shifting towards data centers and away from consumers, leading to rising prices and vanishing consumer choice. This structural shift is driven by high demand from data centers and AI technology, causing a shortage of specific components like RAM and storage.

The Future of SCIP

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In June 2022, we introduced SCIP (pronounced "skip"), a language-agnostic protocol designed for indexing source code. SCIP powers essential code navigation features like Go to definition and Find references in Sourcegraph. As SCIP approaches its fourth anniversary, we have decided to transition it from a Sourcegraph-owned project to an independent one with an open governance ...

21,864 Yugoslavian .yu domains

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The user downloaded a list of 21,864 domains from the former Yugoslavia's ".yu" top level domain from the Wayback Machine. The list was compiled by crawling links from archived pages and extracting domain names from a list on the website "www.yu".

Should QA exist?

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The author discusses the role of quality assurance (QA) in engineering organizations, arguing that while QA can be valuable, it often slows down engineering velocity and creates handoff problems, and suggests that engineering should own quality with QA as experts. The author proposes redefining the QA role as "Automated Verification Engineers" who focus on making the developer pipeline great ...

Can It Resolve DOOM? Game Engine in 2k DNS Records

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A proof-of-concept project successfully stored and executed the classic game DOOM entirely using DNS infrastructure by uploading base64-encoded chunks of the game into thousands of TXT records. This demonstrates how DNS can be abused as a global, distributed storage and delivery channel, with implications for malware staging, covert payload distribution, and forensic evasion.

EMachines never obsolete PCs: More than a meme

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eMachines launched a "Never Obsolete" campaign in 1999 with computers priced at $399-$699, claiming they would never be obsolete despite having outdated specs. The campaign was ironic and humorous, especially considering the company's eventual demise.

Everything old is new again: memory optimization

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A native C++ version of a script to parse and count words in a text file uses significantly less memory than a Python version, with a 98.4% reduction in memory usage. This is achieved by avoiding string objects and using string views, as well as disabling exception support in the C++ runtime.