MacBook M5 Pro and Qwen3.5 = Local AI Security System

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Qwen3.5-9B scores 93.8% on home security tasks, within 4% of GPT-5.4. It runs locally on a MacBook Pro M5 with zero API costs and complete data privacy.

Launch HN: Sitefire (YC W26) – Automating actions to improve AI visibility

Vincent and Jochen from sitefire developed a platform to improve brand visibility in AI search by analyzing and optimizing content for AI search engines. Their platform generates synthetic prompts, analyzes AI search results, and creates optimized content to increase AI bot requests and human referrals to clients' pages.

VisiCalc Reconstructed

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The user discusses rebuilding a minimal VisiCalc clone from scratch, focusing on a data model, formula evaluator, and simple UI to display cells, and implements a recursive descent parser to calculate formulas on the fly. The user also implements a basic UI using the ncurses library, allowing users to navigate through cells, edit them, and display their values, with features like ...

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.

France's aircraft carrier located in real time by Le Monde through fitness app

Contactez licensing[@]groupelemonde.fr pour obtenir une autorisation d'accΓ¨s. Incluez une copie de la page d'erreur avec votre adresse IP et votre identifiant de requΓͺte (RID).

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.

Parallel Perl – autoparallelizing interpreter with JIT

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The user discusses issues with CPAN and PBP, and their decision to use STM32F103 instead of ATmega328 for faster performance. They also mention their use of CAN protocol, Perl, and Rust for various projects and tasks.

Entso-E final report on Iberian 2025 blackout

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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 Social Smolnet

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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.

Video Encoding and Decoding with Vulkan Compute Shaders in FFmpeg

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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 ...

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

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

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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.

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

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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.

90% of crypto's Illinois primary spending failed to achieve its objective

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Cryptocurrency super PACs spent $14.2 million in Illinois primaries, mostly on losing candidates. Their few wins were in races with likely outcomes, using only a small fraction of their total funds.

Regex Blaster

Write regex patterns to destroy falling strings. πŸ‘Ύ Orange = enemies (destroy them). πŸ›‘ Green = friendlies (don't hit them!).

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 ...

The Soul of a Pedicab Driver

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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.

Delve – Fake Compliance as a Service

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Delve, a compliance company, uses fake evidence and fabricated audit reports to make companies appear compliant with frameworks like SOC 2, ISO 27001, HIPAA, and GDPR. Delve's platform relies on pre-populated templates, manual forms, and dodgy auditors to produce reports that falsely claim independent verification, putting clients at risk of criminal liability and hefty fines.

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.

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.
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The FSF received a notice about a settlement in the Bartz v. Anthropic lawsuit over copyright infringement of works used to train LLMs. The FSF urges Anthropic to provide LLMs to users in freedom, including complete training inputs and source code.

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.

Randomization in Controlled Experiments

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Oregon school cell phone ban: 'Engaged students, joyful teachers'

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Oregon's cell phone ban in K-12 schools has been successful, with students and teachers noticing improved classroom discourse and reduced distractions. Governor Tina Kotek is pleased with the results, despite some minor hiccups, and plans to continue implementing the policy statewide.

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.

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

Building a Reader for the Smallest Hard Drive

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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.

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.

How the Turner twins are mythbusting modern technical apparel

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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.

Chuck Norris has died

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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.