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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, 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.
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.
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.
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.
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.
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.
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.
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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 ...
BYD is the world's largest EV maker after surpassing Ford in 2025 sales, with over 4.6 million electric vehicles sold. Rising oil and gas prices are driving demand for EVs, with some countries slashing fees for EVs and raising them for gas-powered cars.
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.
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.
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.
Safety Notice: Safehemo is a Pre-Alpha Demonstration. It is NOT a medical device and does not connect to emergency services. In an emergency, call 911 immediately. Learn more Home dialysis offers freedom, but the isolation can be risky. Ankaa bridges the gap between patient independence and clinical safety. We connect Patients, Clinics, and Communities into a single, secure ecosystem. From ...
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.
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 ...
Write regex patterns to destroy falling strings. 👾 Orange = enemies (destroy them). 🛡 Green = friendlies (don't hit them!).
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.