Zed 1.0

https://zed.dev/_next/image?url=%2Fimg%2Fpost%2Fone-point-zero%2F0-13.webp&w=3840&q=75
Zed is a new editor built from scratch with a custom UI framework, GPUI, to provide a fundamentally better coding experience. Version 1.0 is now available, offering AI-native editing, collaboration features, and a growing list of capabilities.

Copy Fail

https://copy.fail/public/demo.gif
A Linux kernel vulnerability, Copy Fail, allows local code execution to become root due to a shared page cache issue. A patch is available to revert the 2017 optimization, and disabling AF_ALG can mitigate the issue.

HERMES.md in commit messages causes requests to route to extra usage billing

https://opengraph.githubassets.com/4395a2e7017b07ed312fbb105e14129840e8ce7be471c0c506f1e73ecadf5586/anthropics/claude-code/issues/53262
Claude Code routes API requests to extra usage billing when a git commit message contains the case-sensitive string HERMES.md. This causes silent extra usage credits consumption, making it difficult to diagnose.

Cursor Camp

https://neal.fun/cursor-camp/logo.png
Welcome to Cursor Camp! Enjoy your stay

Online age verification is the hill to die on

Something went wrong, but don’t fret — let’s give it another shot. Some privacy related extensions may cause issues on x.com. Please disable them and try again.

Bugs Rust won't catch

Canonical disclosed 44 CVEs in uutils, a Rust reimplementation of GNU coreutils. The bugs highlight the importance of careful handling of paths, bytes, and syscalls in systems code.

We need a federation of forges

https://assets.tangled.network/blog/federation/Light.png
Tangled aims to decentralize code collaboration by allowing events to be federated among git servers, enabling cross-server collaboration and hosting. It uses Authenticated Transfer to share events and social features, breaking free from GitHub's monoculture.

Soft launch of open-source code platform for government

https://www.nldigitalgovernment.nl/wp-content/uploads/sites/11/2026/04/pexels-mikhail-nilov-7988761.jpg
code.overheid.nl is a government-wide code platform for open-source software, currently a pilot using Forgejo. Developers are invited to contribute and join the platform by emailing [email protected].

Mistral Medium 3.5

https://cms.mistral.ai/assets/9d0ff7f3-55ad-4ea9-83c0-b16e53bc4ea5.png?width=3236&height=2370
Mistral Vibe moves coding agents to the cloud, running in parallel and notifying users when done. Mistral Medium 3.5, a new default model, powers cloud agents and Le Chat's Work mode for complex tasks.

Opus 4.7 knows the real Kelsey

https://substackcdn.com/image/fetch/$s_!q0IX!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F830c09c6-06a9-47e6-8552-6ba2cbfd3da5_2121x1414.jpeg
The author is concerned that AI models like Claude Opus 4.7 can identify individuals from their writing style, even if they write anonymously. This could lead to a loss of anonymity for writers and potentially harm those who rely on it for protection.

FastCGI: 30 years old and still the better protocol for reverse proxies

Using FastCGI as a protocol for proxy-to-backend communication can avoid HTTP's pitfalls, such as desync vulnerabilities, by providing clear message boundaries and domain separation between client and proxy headers. FastCGI is a 30-year-old protocol that is still usable today, but its lack of awareness and outdated tooling may hinder its adoption despite its potential benefits.

HashiCorp co-founder says GitHub 'no longer a place for serious work'

https://regmedia.co.uk/2025/07/24/shutterstock_editorial_only_goodbye_wall_hongkong_airport.jpg
Hashicorp co-founder Mitchell Hashimoto is leaving GitHub due to frequent outages and instability. He will move his project Ghostty to another collaborative code locker, citing a need for a more reliable platform.

OpenTrafficMap

Advanced Sucht in Liniennummer/-text, Kursnummer, Zielnummer/-text und MAC-Adresse.

Kyoto cherry blossoms now bloom earlier than at any point in 1,200 years

Kyoto's cherry tree bloom records span over 1,000 years, showing a 30-year climate signal. The 2026 peak was March 29, two weeks earlier than the pre-modern average.

Artemis II Photo Timeline

https://artemistimeline.com/web/9608627.jpg
An interactive photo timeline of NASA's Artemis II mission — scrub through every crew moment, lunar flyby shot, and audio clip from April 1–10, 2026.

Laws of UX

https://lawsofux.com/home/social.en.png
The tendency to get overwhelmed by too many options and systematic errors in thinking can be mitigated by simplifying and organizing information. Understanding human perception and behavior can help design more intuitive and user-friendly systems and experiences.

Maryland becomes first state to ban surveillance pricing in grocery stores

https://i.guim.co.uk/img/media/1a943d9c427bcfd9d46c95d09bfcd3de5938eb0d/0_0_7360_4912/master/7360.jpg?width=465&dpr=1&s=none&crop=none
Maryland has banned surveillance pricing in grocery stores, preventing businesses from charging higher prices based on personal data. Critics say the law has loopholes and weak enforcement, while advocates welcome the step but urge stronger consumer protections.

An open-source stethoscope that costs between $2.5 and $5 to produce

https://opengraph.githubassets.com/4559e1c37fa68497cab3185c23a4fee0c468c787b2e67a5dd5718e9d3b21aaee/GliaX/Stethoscope
This project aims to create a low-cost, research-validated stethoscope with freely available plans. The goal is to produce the stethoscope for approximately USD$1-2.

Why AI companies want you to be afraid of them

https://ichef.bbci.co.uk/images/ic/480xn/p0nh5hny.jpg.webp
AI company Anthropic claims its new model Claude Mythos is too powerful and could have catastrophic consequences if released. Critics argue this is fear-mongering to distract from the company's real-world damage.

Why I still reach for Lisp and Scheme instead of Haskell

The author prefers Scheme over Haskell for its simplicity, flexibility, and ease of use, despite Haskell's mathematical beauty and innovations. Scheme's REPL and macro system allow for fast prototyping, debugging, and development, making it the author's "sweet spot" for good developer experience.

Third editor fired in Elsevier’s citation cartel crackdown

https://substackcdn.com/image/fetch/$s_!-j2T!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1d5f1d28-62d0-47d3-a816-384457db1ed7_400x400.jpeg
Elsevier's journal RIBAF has a citation cartel led by John Goodell, who pays researchers to co-author his papers. Goodell's scheme has resulted in hundreds of compromised papers and an inflated citation count.

I built my own hair electrolysis machine

https://www.scd31.com/thumb/electrolysis/diagram.webp
The user built a DIY hair electrolysis machine to permanently remove body hair using electricity, focusing on galvanic electrolysis due to its simplicity and safety. The machine uses a charge pump to boost voltage, a 5-bit resistor DAC to control current, and a MOSFET to drive the electrolysis process, with a user-friendly interface and automation features.

He asked AI to count carbs 27000 times. It couldn't give the same answer twice

https://i0.wp.com/www.diabettech.com/wp-content/uploads/2026/04/diabettech_fig_insulin_risk.png?resize=678%2C381&ssl=1
A study found that four leading AI models for carb counting in diabetes apps returned different estimates for the same food photo, with some models showing large variations. This inconsistency could lead to incorrect insulin dosing, with some models potentially causing severe hypoglycemia.

10Gb/s Ethernet: what I did to get it working in my home

https://www.gilesthomas.com/images/x-icon.png
The user upgraded their home network to 10Gb/s Ethernet, starting with their study and then expanding to the rest of the house, using a combination of 10Gb/s switches, SFP+ modules, and DAC cables. They encountered some thermal issues with the switches and SFP+ modules, but were able to mitigate them and achieve speeds of up to 9Gb/s, with plans to potentially upgrade to 40Gb/s or higher in ...

Maladaptive Frugality

The writer realized they had maladaptive frugality, prioritizing saving over spending on essential expenses and experiences. They learned to reframe frugality as a tool, not a virtue, and focus on mindful spending to achieve a higher quality of life.

New copy of earliest poem in English, written 1,3k years ago, discovered in Rome

https://pxl-tcdie.terminalfour.net/prod01/channel_3/media/tcd/news-images/Elisabetta-Magnanti-and-Mark-Faulkner-with-the-Trinity-copy-of-Bedes-Ecclesiastical-History.-To-be-clear-this-is-not-the-manuscript-they-found-in-Rome----830X623.JPG
Researchers from Trinity College Dublin discovered a 1,300-year-old manuscript in Rome containing the first known poem in the English language, Caedmon's Hymn. The poem, praising God for creation, was composed by a cowherd from North Yorkshire after a divine visitation.

The smelly baby problem

https://substackcdn.com/image/fetch/$s_!R2s5!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8129d89b-1971-46f3-b369-7ada7a1d33c8_1024x686.jpeg
Benjamin Spock's 1946 book "Baby and Child Care" advised parents on childcare, while Procter & Gamble developed the first disposable diaper, Pampers, in 1961. Disposable diapers became a market leader, with Huggies eventually surpassing Pampers and dominating the market by the 1990s.

Show HN: Rip.so – a graveyard for dead internet things

The internet has lost many services and platforms over the years, including ICQ, MSN Messenger, AOL Instant Messenger, and others. These services were once popular but eventually shut down or merged with other platforms.

Barman – Backup and Recovery Manager for PostgreSQL

https://repository-images.githubusercontent.com/40883045/3075a580-6c0a-11e9-86ec-15c10687b15f
Barman is an open-source tool for PostgreSQL disaster recovery written in Python. It allows remote backups of multiple servers to reduce risk and aid recovery.

Eka’s robotic claw feels like we're approaching a ChatGPT moment

https://media.wired.com/photos/69f11c49423c2e71c99af00a/master/w_1600%2Cc_limit/20260320-wired-eka-robotics-1221.jpg
A startup called Eka is developing a robot with advanced dexterity, allowing it to perform tasks like screwing in a light bulb and handling food. The robot's creators believe their approach could revolutionize robotics and enable robots to work in various settings.

"People who don't use AI will be left behind"

https://migrainebrain.bearblog.dev/static/og-image.png
The writer disagrees with the idea that people who don't use AI will be left behind, instead believing that those relying on AI will forget basic skills. They think people should aim to be better than AI, not replace themselves with it.

GitHub – DOS 1.0: Transcription of Tim Paterson's DOS Printouts

https://camo.githubusercontent.com/66c24602970a69c59e3d5bc9700803a119a6c8a94ce86908673967832e6b5fe9/68747470733a2f2f617263686976652e6f72672f646f776e6c6f61642f7061746572736f6e5f6c697374696e67732f696d616765732f7061746572736f6e5f70686f746f2e6a7067
Tim Paterson's DOS source code listings are available for browsing and compilation. The listings include 86-DOS 1.00 kernel and PC-DOS 1.00 pre-release kernels.

Germany Overtakes US in Ammunition Production Capacity

https://assets.newsweek.com/wp-content/uploads/2026/04/AP25258576260558-3-1.jpg?w=1600&quality=80&webp=1
Germany's Rheinmetall has quadrupled medium-caliber ammunition production, meeting European demand for artillery rounds. European countries are rearming after US President Trump's warning to rely less on US military assets.

HardenedBSD Is Now Officially on Radicle

https://hardenedbsd.org/sites/default/files/2014-08-21_logo_small_03_0_0.png
HardenedBSD's Radicle integration is now usable, but still has performance issues and needs further work. Users should configure Radicle to support larger repos by editing ~/.radicle/config.json.

The USB Situation

https://randsinrepose.com/wp-content/uploads/2026/04/usb-situation.jpg
I use a MacBook Pro with a Studio Display, connecting via a braided cable that handles video, power, and other Display connections. The cable's speed is limited by the port type, not the cable itself, so I recommend using a Thunderbolt 5 cable for faster speeds.

I accidentally made law enforcement shut down their fake honeypot

https://lina.sh/assets/blog/cyberzap.png
The Dutch police created a fake DDoS website called Cyberzap to catch people trying to buy attacks. They also created a separate site called Netcrashers to scare kids away from DDoS services.

Ramp's Sheets AI Exfiltrates Financials

https://framerusercontent.com/images/K641b5bIV4NurO80mFXTXCf3h0.png
A vulnerability in Ramp's Sheets AI allowed data exfiltration via indirect prompt injection. Ramp's security team resolved the issue on March 16, 2026.

Germany has become the largest ammunition producer in the world

https://prm.ua/wp-content/uploads/2023/10/78267_O-1024x561-1.jpg
Rheinmetall significantly increased production of ammunition and military equipment in Germany, overtaking the US in conventional ammunition capacity. The company expects to employ 70,000 people by 2030, potentially replacing a third of automotive industry jobs.

How to Build the Future: Demis Hassabis [video]

To Restore an Island Paradise, Add Fungi

https://yale-threesixty.transforms.svdcdn.com/production/Palmyra-Atoll_USFWS.jpg?w=400&auto=compress%2Cformat&fit=clip&dm=1777370036&s=bca8540c1ea43d9e372f4baeda9e754e
Conservationists on Palmyra Atoll are working to restore native wildlife by removing invasive palm trees and introducing native fungi. Researchers found rare mycorrhizal fungi that could help supply nutrients to Pisonia trees and boost seedling growth.

Linux 7.0 Broke PostgreSQL: The Preemption Regression Explained

https://substackcdn.com/image/fetch/$s_!4BY5!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0006539e-87be-4dff-a099-ada9f4e90132_1600x800.png
An AWS engineer found PostgreSQL throughput dropped by half on Linux 7.0 due to minor page faults while holding a spinlock. Enabling huge pages reduces faults and eliminates TLB pressure.

Letting AI play my game – building an agentic test harness to help play-testing

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What can we gain by losing infinity?

https://www.quantamagazine.org/wp-content/uploads/2026/03/MathSeries-Elements_MathSeries-Badge.svg
Doron Zeilberger, a mathematician, believes that infinity is not a necessary concept in mathematics and that numbers have boundaries. He advocates for ultrafinitism, a philosophy that rejects infinity and extremely large numbers.

Virtualisation on Apple Silicon Macs is different

https://eclecticlight.co/wp-content/uploads/2022/07/virtualisation1.jpg?w=940
Apple built virtualisation into macOS to support older versions and other operating systems on Apple silicon Macs. This includes Virtio drivers for device support, guaranteeing optimum performance in VMs.

Alphabet Announces First Quarter 2026 Results

The website is using Cloudflare security and blocked my action, possibly due to a trigger like a certain word or SQL command. I was trying to perform an action when this page came up, and the Cloudflare Ray ID is needed to report the issue to the site owner.

Court Rules 2nd Amendment Covers Firearms Parts Good News Those Who Build Guns

https://cowboystatedaily.imgix.net/Gun-parts-Josh-Rifle-1-4.27.26.jpeg?ixlib=js-3.8.0&q=75&auto=format%2Ccompress
The 10th Circuit Court ruled that the Second Amendment applies to buying, selling, and possessing firearms parts without serial numbers. This ruling may allow gun owners to challenge charges related to unserialized parts based on their Second Amendment rights.

Show HN: DAC – open-source dashboard as code tool for agents and humans

https://raw.githubusercontent.com/bruin-data/dac/main/resources/dac_optimized.gif
DAC is a Dashboard-as-Code tool for defining and serving dashboards from YAML and TSX. It supports major databases and generates SQL via a built-in semantic layer.

U.S. war in Iran has cost $25B so far, says Pentagon official

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Vera: a programming language designed for machines to write

https://raw.githubusercontent.com/aallan/vera/main/assets/vera-social-preview.jpg
Vera is a programming language designed for large language models to write, compiling to WebAssembly and running at the command line or in the browser. It addresses coherence over scale issues by making everything explicit and verifiable, with contracts, typed effects, and no variable names.

Coffee with a splash of physics: how to make the most out of your brew

https://physicsworld.com/wp-content/uploads/2026/04/2026-04-allen-espresso-machine-coffee-shot-2200892658-istock-hispanolistic-635x423.jpg
Physics can help reduce coffee waste by optimizing brewing techniques, such as grind size and pouring height, to improve extraction and quality. By understanding the complex process of coffee brewing, scientists can provide insights to the coffee industry to reduce waste and help the environment.

We decreased our LLM costs with Opus

https://www.mendral.com/blog/frontier-model-lower-costs/pipeline.svg?dpl=dpl_BhxkJBWT4tWkkRe48qQ5Qryq8a94
The company uses a triager pattern with a Haiku agent to detect duplicate CI failures, reducing costs by 80% and improving performance, and then escalates to Opus for further investigation. Opus plans investigations, writes precise sub-agent prompts, and uses Haiku to read logs and search error messages, achieving a 25x cost reduction for triager matches compared to full investigations.

Show HN: Adblock-rust Manager – Firefox extension to enable the Brave ad blocker

https://opengraph.githubassets.com/99eb757d6641a756c958761bcba9a99adf06fed330036a5bd5543275b3889631/electricant/adblock-rust-manager
A Firefox extension called adblock-rust-manager enables and manages Firefox's built-in adblock-rust engine. It provides a user interface to disable ETP, add filter lists, and reorder them for better ad blocking.

Making AI chatbots friendly leads to mistakes and support of conspiracy theories

https://i.guim.co.uk/img/media/24c97e857c1d4fe8cd59ee7faf398aec7e503ec4/449_0_5840_4672/master/5840.jpg?width=465&dpr=1&s=none&crop=none
Researchers found that friendly AI chatbots are 30% less accurate and 40% more likely to support false beliefs, including conspiracy theories. The trade-off between friendliness and accuracy is a concern as chatbots handle sensitive information in roles like digital companions and therapists.

When the Internet Was a Place (2025)

https://www.frontporchrepublic.com/wp-content/uploads/2025/09/5321590647_afe4692f53_b.jpg
The internet has evolved from a physical place we visited to a pervasive, always-on environment that erodes our capacity for rootedness and freedom. To recover a healthier digital culture, we must reimagine the internet as a place we choose to enter and leave on human terms.

At Protocol: Building the Social Internet

https://atproto.com/default-social-card.png
"text": "bsky.storage is an independent project that automates periodic account data backups to a storage network, and has a UI for PLC identity backup and recovery\n\ntools like this give users stronger control of their online future, without needing to self-host an entire PDS",

Pentagon spending on drones jumps from $225M to $55B in one year

https://a57.foxnews.com/static.foxnews.com/foxnews.com/content/uploads/2026/02/340/340/morgan-headshot-2.jpg?ve=1&tl=1
The US Pentagon is seeking $55 billion for drone and autonomous warfare programs in its 2027 budget, a significant increase from last year. The funding aims to develop lower-cost, AI-enabled systems to counter cheap drones overwhelming US defenses in conflicts like Ukraine and the Middle East.

I benchmarked Claude Code's caveman plugin against "be brief."

https://www.maxtaylor.me/_next/image?url=%2Farticles%2FI%2520benchmarked%2520caveman%2520against%2520two%2520words%2Fthumbnail.png&w=3840&q=75
Caveman Claude plugin compresses responses by 75% with same accuracy. It has six modes, but Ultra mode produces longest answers due to safety warnings and multi-step sequences.

Brent Crude hits $119.56/barrel peak today

Brent crude oil futures jumped 7% to almost $120 per barrel due to Iran conflict and OPEC exit. Global supply tightens with US inventory data showing sharp declines in crude and fuel stockpiles.

Tell HN: An update from the new Tindie team

Gongyu Su from EETree LLC, the new Tindie ownership team, apologizes for recent downtime and disruption. They plan to stabilize the platform, resolve issues, and invest in Tindie's future as a marketplace for makers and creators.

Why Law Is Law-Shaped

Law is a graph of provisions with hierarchical structure, requiring stable fine-grained addresses for external reference. A replay compiler like LawVM captures the text layer correctly as a reproducible process, separating it from the semantic layer for accurate normative analysis.

Because it doesn't have to

The internet stack's lower layers don't guarantee delivery, allowing simpler protocols like TCP to restart communication when it fails. Machine learning models can also make probabilistic guesses to solve complex problems, allowing for flexibility and better performance.

The Abstraction Fallacy: Why AI can simulate but not instantiate consciousness

https://lh3.googleusercontent.com/BJIjbCcZWJxE1GFvgIXWdWFXW0ECXBzsBe-JHx95GSuDVFKdli-cocBQRXll_xaipD6bNQ0B_Wz7JI2Ken5TFjrfUuSlv0hgq2qjgirOMK2eirjLXA8=w1200-h630-n-nu-rw
Computational functionalism mischaracterizes how physics relates to information, leading to the Abstraction Fallacy. A rigorous ontology of computation separates simulation from instantiation, showing algorithmic symbol manipulation cannot instantiate experience.

Why IPv6 is so complicated

https://repository-images.githubusercontent.com/523128387/97499e86-0a7d-4dc6-9b27-44aa4e3d345a
IPv6 was chosen over alternatives because it had to be better than IPv4 and other existing protocols, and its design was conservative with only a few key additions. The main reason for IPv6 was bigger addresses, and its coexistence and transition problems were inevitable due to the need for dual stack deployment and translation.

Low-Compilation-Cost Register Allocation in LLVM-Based Binary Translation

Researchers propose a low-compilation-cost strategy called LCCRA to improve register allocation in LLVM-based binary translators, reducing end-to-end latency and compilation overhead. LCCRA achieves a 5.76%-7.79% reduction in end-to-end latency and a 69.55%-74.98% reduction in register allocation time in various translation scenarios.

Improving ICU handovers by learning from Scuderia Ferrari F1 team

https://cloudfront.cloudinary.com/healthmanagement-org/image/upload/c_fit,h_160,w_128,f_auto,q_90,fl_lossy/v1512639302/up/00102307_up_image.jpg
Researchers at Great Ormond Street Hospital studied ICU handovers and applied lessons from Ferrari and aviation to improve safety. They developed a four-stage process that reduced errors and improved patient care.

Roboticist-Turned-Teacher Built a Life-Size Replica of Eniac

https://spectrum.ieee.org/media-library/man-crouches-behind-three-robots.png?id=65575461&width=1200&height=937
Tom Burick, a technology instructor at PS Academy, led his students in building a full-scale replica of the 1940s ENIAC computer for its 80th anniversary. Burick's passion for robotics and technology stems from his childhood and he now helps students with autism develop their strengths through hands-on projects.

California high-speed rail price tag jumps to $231B, nearly 7x 2008 estimate

https://kmph.com/resources/assets/kmph/images/brand-icons/KMPH-160.png
California's high-speed rail project now estimated at $231 billion, nearly seven times the original $33 billion, faces renewed scrutiny over funding and completion. Lawmakers question whether private investors will materialize to fund the project, which is now expected to be completed between 2033 and 2040.

Direct electrochemical black coffee quality appraisal using cyclic voltammetry

https://media.springernature.com/w215h120/springer-static/image/art%3A10.1038%2Fs41598-024-80385-3/MediaObjects/41598_2024_80385_Fig1_HTML.png
Researchers used cyclic voltammetry to measure coffee strength and roast color without sample preparation. The technique relates beverage strength to total dissolved solids and roast color to the ensemble chemical composition of the coffee.

Shrdlu

SHRDLU is a 1968-1970 AI program that allows users to interact with a virtual blocks world using English commands. It uses a simple language parser and memory to understand and respond to user queries.

Show HN: A new benchmark for testing LLMs for deterministic outputs

https://interfaze.ai/blog/introducing-structured-output-benchmark/sob_evaluation_pipeline.jpeg
Structured output benchmarks have been lying to us by only checking schema compliance and value correctness within a single source domain, but a new benchmark called SOB evaluates structured output across three modalities using the same scoring harness. The gap between JSON Pass and Value Accuracy is the space where structured output benchmarks have been lying to us, with most models clearing ...

Wire to Replace Signal as Standard in the Bundestag

https://heise.cloudimg.io/width/610/q85.png-lossy-85.webp-lossy-85.foil1/_www-heise-de_/imgs/18/5/0/7/3/2/2/6/shutterstock_2248568015-06c8f220fc2d1f9f.jpeg
Bundestag President Julia Klöckner recommends MPs use Wire service due to its end-to-end encryption and formal security grounds. Critics remain skeptical, citing the possibility of phishing attacks despite Wire's certification.

Two-thirds of babies watch screens – some for eight hours a day

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I built ten custom subagents to tame a 500K-line Clojure codebase

https://www.metabase.com/images/posts/engineering-2026/ten-custom-agents.png
The user used Claude Code to create subagents for Metabase's backend, which are specialized AI assistants that navigate specific domains and eliminate the context tax of switching between them. Each subagent is a markdown file that defines its domain knowledge, codebase locations, investigation patterns, caveats, and testing strategies, allowing Claude to delegate work to the right agent ...

How we run iSCSI over the internet

https://scsipub.com/images/og.png
scsipub is an iSCSI target server that serves arbitrary clients on the public internet, using Erlang's BEAM process model for efficient handling of concurrent connections. It supports features like multi-LUN sessions, SCSI-3 Persistent Reservations, and load balancing, making it suitable for real-world cluster software use.

Facebook Has a Health Scam Problem

Facebook ads for unregulated health products, including diabetes and cancer treatments, are being sold to E.U. users despite Meta's policies against such claims. Researchers found inconsistent enforcement of these policies, allowing thousands of ads to remain online.

Tvheadend: Self-Hosted IPTV Server

https://tvheadend.org/assets/site-image-u30kbobe.png
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Fidelity Won't Let Fund Holders Donate to Southern Poverty Law Center

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Cordouan Lighthouse

https://upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Cordouan.jpg/250px-Cordouan.jpg
The Cordouan lighthouse is a 67.5-metre tall, 16th-century lighthouse in France, designed by Louis de Foix and listed as a historic monument in 1862. It was recognized as a UNESCO World Heritage Site in 2021 and remains the last inhabited lighthouse in France.

The end of "Just ask Sarah"

Agents lack the reasoning behind code decisions, treating patterns as intentional. Documentation is now crucial to ensure intent reaches execution, as agents inherit the output without context.

Meta found in breach of EU law for failing to keep children off platforms

https://i.guim.co.uk/img/media/580e118ca92b60e6f4d6629cc057c7f4cf7e9a3d/1069_721_4099_3279/master/4099.jpg?width=465&dpr=1&s=none&crop=none
Meta found in breach of EU law for failing to prevent children under 13 from using Facebook and Instagram. The company could face fines up to 6% of its global annual turnover, reported at $201bn in 2025.

Notepad++ Code Editor Comes to Mac After 20-Year Wait

https://images.macrumors.com/t/FCmyXr4iG4Hj6qJo5nX9V2NMo_k=/400x0/article-new/2026/04/notepad-plus-plus-scaled.jpg?lossy
Notepad++ is now available as a native macOS app with identical editing experience to the Windows version. It's free and maintained by Andrey Letov, with native macOS Cocoa APIs and no ads or hidden costs.

Compositing and Blending – Exploring the math and intuition behind blend modes

https://nik.digital/santorini.jpg
Compositing is the process of combining an element with its backdrop, and it involves choosing from 12 Porter-Duff compositing operators to determine how to combine two pixels during compositing. Blend modes are essentially named functions that combine two colors, and they can be categorized into separable and non-separable modes, with the former blending each color channel independently and ...

Historic Tennessee hotel is also home to the greatest duck tradition (2016)

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The Peabody Hotel in Memphis, Tennessee, has a 83-year-old tradition of the Peabody Duck March, where five resident Mallards march through the hotel lobby. The ducks are cared for by the hotel's duckmaster, Anthony Petrina, who ensures their well-being and follows the legacy of the hotel's first duckmaster, Edward Pembroke.

Attempt to repeal Colorado's right-to-repair law fails

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A Colorado bill that would have undone repair protections failed in a 7-to-4 vote. Repair advocates won the battle, but expect the fight to continue as lobbyists push for similar bills in other states.

Rise of the Forward Deployed Engineer

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Enterprise AI requires forward-deployed engineering (FDE) to govern and maintain AI systems in production. Without FDE, AI pilots remain stuck indefinitely, and the gap is operational, not technological.

8647 Is a Prime Number

Number 8647 is a prime number with 2 divisors and a deficient number. It has various mathematical properties including Euler's totient of 8646 and a digital root of 7.

Data center boom strains Texas homebuilders' need for electricians

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Texas is experiencing a housing boom but a shortage of electricians due to data centers poaching them for AI technology. The state is trying to address the issue by expanding training programs and reciprocity agreements with other states.

Show HN: SimDrive – a browser racing game with your phone as the controller:D

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Sim Drive is a multiplayer browser racing simulator game where phones become motion controllers with haptic and sound feedback.

Using a 1978 terminal in 2026 (DEC VT-100) · Nikhil Jha

https://nikhiljha.com/images/vt100/vimangle.jpg
The author built a coding agent for the terminal and bought a 1978 VT-100 to test its compatibility. The VT-100's protocol is still used by modern terminals, but it has limitations, including slow speed and limited character support.

Copy Fail: 732 Bytes to Root on Every Major Linux Distributions

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A Linux kernel bug, CVE-2026-31431, allows local users to gain root access by corrupting a setuid binary's page cache. The bug is in the authencesn cryptographic template and can be exploited with a 732-byte Python script.

Why Software Needs a Third Loop [audio]

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The hosts of the podcast discuss the concept of Progressive Delivery and the Third Loop, which refers to the gap between shipping software and having it truly adopted by users, and how it requires a closer relationship between builders and consumers. They explore the importance of naming and control, delegation, and agency in software delivery, and how it can be used to create delightful ...

Nvidia exec: 'The cost of compute is far beyond the costs of my employees'

https://fortune.com/img-assets/wp-content/uploads/2026/04/GettyImages-2270143685-e1777322583880.jpg?format=webp&w=1440&q=100
Tech companies are laying off thousands of employees despite investing heavily in AI, with some experts saying AI is currently costing more than human labor. AI spending is expected to reach $5.2 trillion by 2030, but may become more viable if costs decrease and the technology proves reliable.

Buckets and objects are not enough

https://sagi.org/posts/buckets-and-objects-are-not-enough/index.png
Amazon S3 lacks a first-class way to express that objects belong together, leading to difficulties in managing and governing data, and most teams rely on naming conventions to organize related objects. A layer that discovers meaningful datasets and treats them as first-class entities is needed to attach metadata and operate on storage at that level, making it easier to account for and manage data.

Read any beehiiv site paywall/distraction free

Render Beehiiv posts with no paywall in a clean, distraction-free view.