Having Kids (2019)

The author initially feared having kids but after becoming a parent, they found it wonderful. Having kids changed their perspective and they now appreciate the great moments with their children.

ArXiv declares independence from Cornell

ArXiv, a preprint server, will become an independent nonprofit corporation on July 1 after over 2 decades of being hosted by Cornell University. This move aims to raise more money from a broader range of donors to fund staffing and technology for the site's growing number of preprints.

Entso-E final report on Iberian 2025 blackout

https://www.entsoe.eu/assets/graphics/maps/Iberian-blackout-april-2025.svg
On 28 April 2025, a total blackout occurred in continental Spain and Portugal, with disruptions in a small area of Southwest France. An Expert Panel investigated the incident and released a final report on 20 March 2026 with recommendations to prevent similar events.

The Los Angeles Aqueduct Is Wild

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The Los Angeles Aqueduct is a 300-mile gravity-fed system that brings water from the Eastern Sierra to LA, but its construction and operation have been marked by controversy and environmental impact. The aqueduct's design and expansion have had significant effects on the Owens Valley and surrounding ecosystems, highlighting the need for careful consideration of costs beyond the balance sheet.

Flash-KMeans: Fast and Memory-Efficient Exact K-Means

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers improved k-means algorithm for online use by addressing GPU bottlenecks through flash-kmeans, a new implementation. It achieves up to 17.9x speedup over best baselines and outperforms industry-standard libraries.

HP realizes that mandatory 15-minute support call wait times isn't good support

https://cdn.arstechnica.net/wp-content/uploads/2025/02/GettyImages-1400844458-640x421.jpg
HP implemented 15-minute wait times for some international callers to encourage digital self-solve options. The company has since lifted the mandatory wait times, prioritizing timely access to live phone support.

Video Encoding and Decoding with Vulkan Compute Shaders in FFmpeg

https://www.khronos.org/assets/uploads/blogs/01_jpeg_dct_dc_prediction_v2.svg
FFmpeg uses Vulkan Compute to accelerate encoding and decoding of professional-grade video on consumer GPUs, unlocking GPU compute parallelism at scale without specialized hardware. This approach complements Vulkan Video's fixed-function codec support, extending acceleration to formats and workflows it doesn't cover, making it an ideal starting point for making compute-based codec ...

Regex Blaster

Write regex patterns to destroy falling strings. 👾 Orange = enemies (destroy them). 🛡 Green = friendlies (don't hit them!).

The Soul of a Pedicab Driver

https://www.sheldonbrown.com/images/etnier_oslo-300.gif
The author, a pedicab chauffeur in Oslo, initially found the job both lucrative and personally rewarding but later experienced stress and frustration due to difficult passengers.

Just Put It on a Map

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The Center for Land Economics has developed tools like CivicMapper and PutItOnAmap to analyze land values and provide insights into urban development, with features such as 3D visualization, data cleaning, and time adjustment for mass appraisal workflows. These tools aim to help assessors, urban planners, and policymakers make informed decisions about land use and development, and are ...

Google details new 24-hour process to sideload unverified Android apps

https://cdn.arstechnica.net/wp-content/uploads/2026/03/developer-identity-hero-640x360.jpg
Google is introducing a developer verification program to combat malware on Android devices, requiring verified developers to provide identification and pay a $25 fee. Power users can bypass this verification through an advanced flow in developer settings, but it's not immediately accessible and has a 24-hour countdown.

The Social Smolnet

https://ploum.net/files/offpunk_reply.png
User implemented social features in Offpunk after realizing blogs and email already formed a decentralized social network. Offpunk allows users to share and reply to online content with simple email commands.

VisiCalc Reconstructed

https://zserge.com/images/kalk.png
Spreadsheets rule the world for almost half of a century. I strongly believe that it’s one of the best UXs ever created. Being fairly minimal and easy to learn, it allows users to quickly manipulate data, describe logic, visualise results, or even create art and run GameBoy games. It all started in 1979 when Dan Bricklin and Bob Frankston created VisiCalc, the first spreadsheet software. With ...

Show HN: Sonar – A tiny CLI to see and kill whatever's running on localhost

https://opengraph.githubassets.com/3b0076caf9140cf02234e8f973549814347b05b3e88d62382758eb5ff402f886/RasKrebs/sonar
sonar is a tool that shows listening ports on localhost with Docker details and clickable URLs. It allows killing processes, tailing logs, and more by port number with various filtering and sorting options.

Drawvg Filter for FFmpeg

drawvg is a FFmpeg filter that renders vector graphics on top of video frames using the Cairo library and VGS scripting language. It can be used to create custom transitions, animations, and effects by executing scripts that describe 2D graphics.

I'm OK being left behind, thanks

https://shkspr.mobi/blog/wp-content/uploads/2022/08/Smile-Metaverse.webp
The author is skeptical of early adoption of new technologies like cryptocurrencies and AI tools, preferring to wait until they are more stable and useful. They argue that being first is not as important as being effective and that most people will be able to catch up at their own pace.

Chuck Norris has died

https://variety.com/wp-content/uploads/2016/02/GettyImages-84173387.jpg?crop=0px%2C255px%2C1984px%2C1325px&resize=1000%2C667
Chuck Norris, an 86-year-old martial arts champion and actor, has died. He was a devoted husband, father, and grandfather, and inspired millions with his work, discipline, and kindness.

Full Disclosure: A Third (and Fourth) Azure Sign-In Log Bypass Found

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Nyxgeek discovered four Azure Entra ID sign-in log bypasses in the last three years, including GraphNinja, GraphGhost, GraphGoblin, and a fourth bypass involving a long user-agent string. These bypasses allowed attackers to validate passwords without generating log entries, and Microsoft fixed them in record time, but initially downplayed the severity of the issues.

Exploring 8 Shaft Weaving

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The author visited the Wearable Senses lab in Eindhoven and explored hacking the TC/2 loom, then acquired an 8-shaft table loom for the Alpaca project. They learned to set up the loom and create a striped warp, then experimented with different threading patterns and weaves.

Drugwars for the TI-82/83/83 Calculators (2011)

Germany Mandates ODF for Public Administration

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Germany mandated Open Document Format (ODF) for public documents in its Deutschland-Stack framework. This move promotes digital sovereignty, interoperability, and long-term accessibility of official records across public institutions.

Too Much Color

https://www.keithcirkel.co.uk/images/preview/too-much-color.png
The author of csskit developed a minifier test suite and discovered that precise enough is almost never more than 3 decimal places for colours like oklch and oklab, and even less for lab and lch. The author found that 3dp is enough for most colour operations, with 1dp sufficient for lab/lch and 0dp for sRGB, and that this rule holds uniformly across different colour spaces and operations.

Super Micro Shares Plunge 25% After Co-Founder Charged in $2.5B Smuggling Plot

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Building a Reader for the Smallest Hard Drive

https://www.willwhang.dev/assets/images/MK4001MTD_reader/IBM_slide.jpg
A user reverse-engineered a 0.85-inch Toshiba hard disk drive, the MK4001MTD, to read its data using an 8-bit SD/MMC interface and OpenClaw, a reasoning-focused LLM. The user successfully created a USB bridge to expose the drive as USB mass storage, achieving a functional proof of concept and making the drive's data accessible.

Schizophrenia study finds new biomarker, drug candidate in mice

https://news.northwestern.edu/assets/Stories/2026/03/pipette1940__FitMaxWzk3MCw2NTBd.jpg
Scientists at Northwestern University discovered a novel biomarker for schizophrenia that could treat cognitive symptoms. The biomarker, a protein called Cacna2d1, could lead to a new treatment strategy through a tandem biomarker-peptide therapeutic approach.

Return of the Obra Dinn: spherical mapped dithering for a 1bpp first-person game

Java is fast, code might not be

https://jvogel.me/assets/images/blog/string_concat_in_loop.jpg
A Java app was optimized by fixing common performance anti-patterns, resulting in 5x throughput, 87% less heap, and 79% fewer GC pauses. The fixes included using StringBuilder, avoiding redundant work, and pre-validating user input to prevent expensive operations.

Push events into a running session with channels

https://claude-code.mintlify.app/_next/image?url=%2F_mintlify%2Fapi%2Fog%3Fdivision%3DAutomation%26appearance%3Dsystem%26title%3DPush%2Bevents%2Binto%2Ba%2Brunning%2Bsession%2Bwith%2Bchannels%26description%3DUse%2Bchannels%2Bto%2Bpush%2Bmessages%252C%2Balerts%252C%2Band%2Bwebhooks%2Binto%2Byour%2BClaude%2BCode%2Bsession%2Bfrom%2Ban%2BMCP%2Bserver.%2BForward%2BCI%2Bresults%252C%2Bchat%2Bmessages%252C%2Band%2Bmonitoring%2Bevents%2Bs%26logoLight%3Dhttps%253A%252F%252Fmintcdn.com%252Fclaude-code%252Fc5r9_6tjPMzFdDDT%252Flogo%252Flight.svg%253Ffit%253Dmax%2526auto%253Dformat%2526n%253Dc5r9_6tjPMzFdDDT%2526q%253D85%2526s%253D78fd01ff4f4340295a4f66e2ea54903c%26logoDark%3Dhttps%253A%252F%252Fmintcdn.com%252Fclaude-code%252Fc5r9_6tjPMzFdDDT%252Flogo%252Fdark.svg%253Ffit%253Dmax%2526auto%253Dformat%2526n%253Dc5r9_6tjPMzFdDDT%2526q%253D85%2526s%253D1298a0c3b3a1da603b190d0de0e31712%26primaryColor%3D%25230E0E0E%26lightColor%3D%2523D4A27F%26darkColor%3D%25230E0E0E%26backgroundLight%3D%2523FDFDF7%26backgroundDark%3D%252309090B&w=1200&q=100
Claude channels are research preview features requiring Claude Code v2.1.80 or later and claude.ai login. They allow two-way communication between Claude and external platforms like Telegram and Discord.

Show HN: Three new Kitten TTS models – smallest less than 25MB

https://private-user-images.githubusercontent.com/224667291/551914046-f4646722-ba78-4b25-8a65-81bacee0d4f6.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3NzM5Mzc1MjYsIm5iZiI6MTc3MzkzNzIyNiwicGF0aCI6Ii8yMjQ2NjcyOTEvNTUxOTE0MDQ2LWY0NjQ2NzIyLWJhNzgtNGIyNS04YTY1LTgxYmFjZWUwZDRmNi5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjYwMzE5JTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI2MDMxOVQxNjIwMjZaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT0wMjhlZDk2ZTg1OWI1Yjk5YmY3YzdmNzMzY2Q2MzkyYjBkZDg4NzlmMjZjNDU0ZmE4MmY1OWNjYmI1YWQ2Zjk1JlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.SWz8ErmkAX6CrhCyiGX6j19DbTGKA6KuLC7ERM1i6Wk
Kitten TTS v0.8 is out with 15M, 40M, and 80M parameter models for high-quality voice synthesis on CPU. It supports various voices and offers commercial support for teams integrating it into their products.

How the Turner twins are mythbusting modern technical apparel

https://www.carryology.com/wp-content/uploads/2026/03/Mallory-Project_FULL-RES_2025-00938.jpg-resized.jpg
The Turner Twins, Ross and Hugo, conduct A/B tests on modern and 100-year-old gear on expeditions to see how far textile innovation has taken us. Their data suggests that modern gear offers only a narrow safety margin over historic gear, which requires skill to operate.