What does this button do? – My new car has a mysterious and undocumented switch

https://cdn.hashnode.com/res/hashnode/image/upload/v1732888980123/91643929-8f55-468a-8568-97d1a64862da.jpeg?auto=compress,format&format=webp
The user bought a 2020 Opel Corsa and discovered a mysterious button below the lighting controls that wasn't in the manual. It was later revealed to be a fleet tracker device installed by a previous owner, allowing a company to monitor the car's location and driver.

Breaking the 4Chan CAPTCHA

https://www.nullpt.rs/_next/image?url=%2Fposts%2Fbreaking-the-4chan-captcha%2F4chan-captcha-hard.png&w=3840&q=75
The user created a machine learning model to solve 4Chan CAPTCHAs with over 90% accuracy using TensorFlow and a dataset of 50,000 synthetic images and 500 hand-solved images. The model was trained and deployed in the browser, outperforming a human-powered CAPTCHA solving service and successfully solving hundreds of real CAPTCHAs with a high accuracy rate.

Geometric line-art of Wacław Szpakowski (2017)

The website is temporarily blocked due to security reasons after a suspicious action was detected. Please email the site owner with the Cloudflare Ray ID and details of the action that triggered the block.

Why pipes sometimes get "stuck": buffering

When running commands that write to a pipe, output may be buffered and not displayed immediately due to performance reasons, causing issues with commands like grep. Solutions to this problem include using flags to disable buffering, rewriting commands to use a single awk, using stdbuf or unbuffer to force output to be written immediately, or avoiding the situation altogether by using a ...

Don't Fuck with Scroll

Momentum scrolling plugins disrupt natural web browsing by introducing unpredictable animations, degrading usability, accessibility, and performance. They override user preferences and needs, forcing users to endure clunky, artificial scrolling experiences.

The deterioration of Google

https://v1.screenshot.11ty.dev/https%3A%2F%2Fwww.baldurbjarnason.com%2F2024%2Fthe-deterioration-of-google%2F/opengraph/
Google's algorithm change using machine learning has led to many independent publishers being delisted from search results. This has caused significant financial struggles for these sites, with some owners barely getting by.

Llama.cpp guide – Running LLMs locally on any hardware, from scratch

https://steelph0enix.github.io/img/llama-cpp/clone-hf-button.png
The user discusses their experience with self-hosted LLMs, specifically llama.cpp, and provides a step-by-step guide on how to set it up and use it. They cover topics such as building the project, installing dependencies, and tweaking build configuration for optimal performance.
https://www.niemanlab.org/images/Screen-Shot-2024-03-20-at-1.12.01-PM-315x177.png
A New York federal judge allowed The Intercept's claim against OpenAI to proceed, citing a potential DMCA violation. The claim alleges OpenAI removed authorship information from The Intercept's articles used to train ChatGPT.

Car tires shed a quarter of all microplastics in the environment

https://scx1.b-cdn.net/csz/news/800a/2019/cartires.jpg
Researchers found tire particles account for 28% of global microplastics, contributing to environmental pollution. Urgent action is needed to classify tire particles as a unique pollution category and develop targeted solutions.

Show HN: Vince – A self hosted alternative to Google Analytics

https://opengraph.githubassets.com/3ea5bc9b43f666360d76ef02c5d4fe0cfdeeabe8710fada213bdeb21d6efcb39/vinceanalytics/vince
Drop in replacement for plausible you can use existing plausible scripts and just point them to the vince instance (note that vince is lean and only covers features for a single entity self hosting, so it is not our goal to be feature parity with plausible). Plausible Analytics : vince started as a Go port of plausible with a focus on self hosting.

GIMP 3.0 is on the way

https://static.lwn.net/images/2024/gimp-welcome-sm.png
GIMP 3.0 is a major update with a GTK 3 user interface, improved performance, and new features like non-destructive editing and color management. It also introduces a new extension system and file format, GEX, for easier plugin distribution.

How much memory do you need in 2024 to run 1M concurrent tasks?

Memory consumption comparison across popular languages was conducted with the latest versions, showing Rust and C# (NativeAOT) as top performers. Rust achieved the best results, with C# (NativeAOT) a close second, while Go's goroutines consumed significantly more memory.

The Influence of Bell Labs

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Bell Labs' model of combining academic and industrial research influenced many companies to establish their own research labs, leading to significant scientific and technological discoveries. However, most of these labs eventually abandoned the unrestricted research model, citing lack of transformative breakthroughs and increasing pressure for immediate profitability.

Show HN: Screen Sharing in the Browser

https://opengraph.githubassets.com/c32a052958bded796210f91d0ecd620ec4872b32a818fca843098e6384a19547/tonghohin/screen-sharing
A real-time screen sharing app built with Next.js, WebRTC, and PeerJS allows users to instantly share screens in rooms. Contributions are welcome under the MIT License, following the Contributing Guide.

Prometheus 3.0

https://prometheus.io/assets/blog/2024-11-14/blog_post_screenshot_tree_view-s.png
Prometheus 3.0 is released with a new UI, UTF-8 support, and improved interoperability with OpenTelemetry. It also includes native histograms, experimental support for OTLP ingestion, and several breaking changes.

Nodezator is a generalist Python node editor

https://camo.githubusercontent.com/ed501f6cf2891791b66448048c8ae76110914ee3ff18cbf75ee4848c2d58da5d/68747470733a2f2f6e6f64657a61746f722e636f6d2f696d616765732f73637265656e73686f742e706e67
Nodezator is a Python node editor that allows users to create and connect nodes visually to produce flexible parametric behavior. It is a desktop application that can export graphs as Python code and supports socket proximity detection for easier connection establishment.

Australian Parliament bans social media for under-16s

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Australian Parliament passed a law banning children under 16 from social media, with fines up to 50 million Australian dollars for non-compliance. The law aims to protect children from online harms but critics argue it may isolate them and pose privacy risks for all users.

Buy Nothing Day

https://buynothingday.co.uk/images/buy-nothing-day-packaging-detox-serum2.png
Buy Nothing Day is an international event challenging consumer culture by asking people to switch off from shopping for a day. The campaign promotes ethical and responsible consumerism, recycling, and reducing consumption to address environmental and social issues.

NASA's Europa Clipper: Miles Down, Instruments Deploying

https://science.nasa.gov/wp-content/uploads/2024/11/hotneptune-1280c.jpeg
The Europa Clipper spacecraft is traveling to Jupiter's moon Europa, deploying instruments and checking their health, and will reach Mars in three months for a gravity assist. It will use Mars' gravity to gain speed and then perform another gravity assist in 2026 before heading to the Jupiter system.

PR process killing morale and productivity

https://bear-images.sfo2.cdn.digitaloceanspaces.com/herman-1683556668-0.png
Code reviews should focus on improving code quality and functionality, not nitpicking style rules. Automating trivial style debates with linters and auto-formatters can help teams focus on what matters.

Chinese pebble-bed nuclear reactor passes "meltdown" test

https://www.ans.org/file/17620/t/Power%20Supply%202x1.jpg
China's Shidaowan nuclear power plant achieved commercial-scale inherent safety by naturally cooling down without water. The plant uses helium gas to cool its pebble-bed reactor, making it "meltdown proof" in concept.

BYD launches sodium-ion grid-scale BESS product

https://www.energy-storage.news/wp-content/uploads/2024/11/Blade_Battery_BB1001-1024x683.jpg
BYD has launched the world's first high-performance sodium-ion BESS product, the MC Cube-SIB ESS, using its Long Blade Battery cell. The product has ultra high energy density, exceptional safety standards and flexible module design, with an energy storage capacity of 2.3MWh.

US house prices in 1950 vs. 2024, accounting for inflation

https://brilliantmaps.com/wp-content/uploads/1950-vs-2024.png
The map shows 1950 US house prices in 2024 dollars, with all states experiencing at least double the inflation rate. The increase ranged from 107% in Ohio to 675% in Alaska.

Brits are scrolling away from X and aren't that interested in AI

https://regmedia.co.uk/2024/03/22/shutterstock_uk_map.jpg
Elon Musk's X social media platform usage is declining in the UK, with a year-on-year drop of 8 percent in adult users. UK adults spent an average of 4 hours 20 minutes online daily in May 2024, with Google's search engine dominance also slipping slightly.

Ask HN: Platform for senior devs to learn other programming languages?

You're looking for a platform with high-quality content that you favorited but can't find. A unique platform for senior developers is needed because they have a common understanding of concepts and terms, allowing for more engaging and time-saving content.

Performance improvement plans are on the rise

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Simple Sabotage for the 21st Century – Specific Suggestions

https://specificsuggestions.com/images/specificsuggestionsEN-1200x628.jpg
Simple sabotage involves ordinary people using everyday tools to create a constant drag on systems of violence and exploitation, making it possible for just and thriving systems to replace them. It requires creativity, minimal danger, and access to ordinary instruments and materials to disrupt oppressive systems and processes.

Alibaba releases an 'open' challenger to OpenAI's O1 reasoning model

https://techcrunch.com/wp-content/uploads/2023/06/GettyImages-1285877166.jpg?w=1024
Alibaba's QwQ-32B-Preview model has 32.5 billion parameters and outperforms OpenAI's o1-preview on certain benchmarks. It can solve logic puzzles and math questions but may struggle with common sense reasoning and has limitations on sensitive topics.

The Engagement Is Better on Bluesky

https://bsky.social/about/images/social-card-default-gradient.png
Bluesky is outperforming Threads and X in traffic and engagement, with significant growth in subscribers and conversions. Bluesky's smaller user base is still driving more engagement and conversions than its competitors.

Using Pandoc and Typst to Produce PDFs

The user is creating a tutorial on using Typst with Pandoc to produce high-quality PDFs from markdown text. They will provide a basic template for customizing PDF output and explain how to use Typst's features with Pandoc.

The trouble with struct sockaddr's fake flexible array

The kernel's use of struct sockaddr as a flexible array has been a source of bugs and is now being addressed by redefining it as a flexible array within the kernel. This change will involve a fair amount of work and code churn, but it will help to enable the use of modern memory-safety tools and improve the kernel's reliability.

Canada Competition Bureau sues Google for anti-competitive conduct in online ads

The Competition Bureau is taking legal action against Google for anti-competitive conduct in online advertising technology services in Canada. The Bureau seeks to remedy Google's conduct that locks market participants into using its own tools, distorts competition, and inflates advertising costs.

Jank is now running on LLVM IR

https://jank-lang.org/img/logo-transparent.png
The author has been working on jank, a Clojure compiler, and has made significant progress on LLVM IR generation, improving startup performance from 12 seconds to 50ms, and has also improved the build system and dependency management. The author has also received contributions from other developers, including Monty Bichouna, Saket Patel, Jianling Zhong, and Paula Gearon, who have added ...

Triangle fraud in brick and mortar retail

https://getcho.app/images/uploads/triangle-fraud-krebs.png
Getcho helps retailers prevent triangle fraud by monitoring deliveries and detecting suspicious patterns, such as combative recipients and mismatched purchasing locations. Getcho integrates with ecommerce platforms to flag orders and enable delegated pick-up or local delivery, helping to prevent fraud and protect retailers.

ASML Twinscan EXE:5000 Lego Set

https://asmlstore.com/cdn/shop/files/lego1_300x300.jpg?v=1721665985
ASML has released a new Lego set, the TWINSCAN EXE:5000, designed by Rick Lenssen, available for purchase with a one-set limit per customer. The set contains a warning about potential chemicals causing cancer or reproductive harm.

Finland, Sweden complete repairs on Baltic Sea cables

https://images.cdn.yle.fi/image/upload/c_crop,h_713,w_1269,x_3,y_0/ar_1.7777777777777777,c_fill,g_faces,h_431,w_767/dpr_1.0/q_auto:eco/f_auto/fl_lossy/v1731935331/39-1381659673b287052f55
A telecommunications cable between Finland and Germany has been repaired after being damaged, with suspicions of sabotage or intentional damage. A joint investigation team is looking into the incident, with China offering to cooperate after a request from Sweden.

How We Got the Lithium-Ion Battery

https://substackcdn.com/image/fetch/w_520,h_272,c_fill,f_auto,q_auto:good,fl_progressive:steep,g_auto/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Feadf5193-79e4-44a7-b031-f56fa2fa91e8_959x653.png
The lithium-ion battery was developed through decades of research, with key contributions from M. Stanley Whittingham, John Goodenough, and Akira Yoshino. Improvements in chemistry, manufacturing, and materials have driven down costs and increased energy density, making lithium-ion batteries a crucial technology for electric vehicles and renewable energy.

Archaeometallurgical investigation of the Nebra Sky Disc

https://media.springernature.com/w215h120/springer-static/image/art%3A10.1186%2Fs40494-024-01476-y/MediaObjects/40494_2024_1476_Fig1_HTML.png
The Nebra Sky Disc was manufactured by hot forging a cast preform, with a process involving heating and forging multiple times to achieve the desired shape and microstructure. The disc's unique microstructure, characterized by medium-sized grains with annealing twins, was achieved through a combination of forging and heat treatment.

Better Auth – Authentication library for TypeScript

https://www.better-auth.com/og.png
This platform supports various frameworks and allows users to sign in with multiple accounts. It also offers security features and plugins to enhance application experience.

Javier Milei: "My contempt for the state is infinite"

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20241130_LDD002_FH.jpg
Argentina's president is admired by the Trumpian right for cutting spending and rolling back regulations. An experiment in Argentina may provide a case study for taming an out-of-control government.

UK lawmakers vote in support of assisted dying

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British lawmakers voted 330-275 to legalize assisted dying for terminally ill people with less than six months to live. The bill must still clear the House of Lords and parliamentary committees before becoming law.

Someone just won $50k by convincing an AI Agent to send all funds to them

https://pbs.twimg.com/media/Gdgu5wBWsAAvIoP?format=png&name=small
Someone won $47,000 by convincing AI agent Freysa to release its funds with a clever message. The message bypassed Freysa's rules by introducing a new session and tricking it into calling a function to transfer funds when receiving money.

The Hall SC-VGA-2 Video Processor, the Atari ST and NeXTSTEP

https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiXD2uUcDUptaof_98-ykEMl4AJDoNdtIzbD5ElWrxwOV8glrDXtkYBHmtBNs8KVzSe1hcWAy2N67A0RFJifRrRvoleMdDJnykOOBXA9vh-_WLtldCr11BMKhvVMwlWzuf6tzOQ221Sk0U5dIzliYFB8gJyG0ULiMk00LEjSE021hD7h_dOI8q1n1VG8M4/s320/PXL_20241129_003614123.jpg
The author is trying to capture high-quality screenshots of classic systems using a Hall Research Technologies SC-VGA-2 scan converter.

EU Summons TikTok CEO After Romanian Election Shocker

https://cdn.romania-insider.com/sites/default/files/styles/article_large_image/public/2024-11/calin_georgescu_tiktik_inquam_photos_octav_ganea_si_michele_ursi_dreamstime.com_.jpg
The surprise first-round victory of political outsider Călin Georgescu in the first round of the presidential elections sent shockwaves throughout Romania and Europe, leading to Valérie Hayer, head of the liberal Renew Europe group, calling TikTok CEO to come before the European Parliament and...

Microbenchmarks Are Experiments

The author discusses a benchmark that shows JavaScript is faster than Dart, but notes that the two languages are not equivalent and that Dart's interrupt checks are a major performance bottleneck. The author suggests a workaround for Dart's interrupt checks and also finds that a simple optimization can make Dart run 10% faster than C.

US antitrust watchdog launches broad Microsoft investigation

https://db0ip7zd23b50.cloudfront.net/dims4/default/956afb6/2147483647/resize/633x10000%3E/quality/90/?url=https%3A%2F%2Forca.bindg.com%2Fapi%2Frendition%2Fjpg%2Forca371088.jpg%3Fdigest%3D20952eadac0f60d99a3ce784328915412c127a0486f183cd4d3c49942552f360
The US Federal Trade Commission has opened an antitrust investigation into Microsoft Corp's business practices, including cloud computing and software licensing. The probe focuses on Microsoft's bundling of software with cloud services, cybersecurity failings, and market dominance.

Life-changing cream to treat skin cancer moves closer to reality

https://www.uq.edu.au/news/filething/get-styled/large/333876/UniQuest%20Tacrolimus%20Width%20530.jpg?itok=NRgNYaDR
University of Queensland researchers received $344,000 to develop a topical cream preventing and treating skin cancer in organ transplant patients. The cream contains a novel drug discovered through UniQuest's QEDDI initiative, which could be life-changing for patients with limited treatment options.

How Baltic and Nordic countries are preparing for a crisis or war

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Countries in the Baltic region and Nordic countries are advising citizens to prepare for crisis, emergency, or war due to Russia's aggressive behavior. They are providing tips on how to cope for three days without power, including having water supply, food, and first aid.

Show HN: Jinbase – Multi-model transactional embedded database

https://raw.githubusercontent.com/pyrustic/misc/master/assets/jinbase/cover.jpg
Jinbase is a multi-model transactional embedded database that uses SQLite as its storage engine, supporting key-value, depot, queue, stack, and relational data models. It provides a lightweight Python library for storing and querying complex data of arbitrary size.

I taught rats to drive a car, and it may help us lead happier lives

https://ichef.bbci.co.uk/images/ic/480xn/p0k7l2zs.jpg.webp
Scientists taught rats to drive tiny cars to study how they acquire new skills and learn to anticipate positive experiences. The research found that rats in enriched environments learned faster and showed signs of joy and optimism when anticipating rewards.

'PDF to Brainrot' study tools are an iteration on a TikTok trend

https://techcrunch.com/wp-content/uploads/2024/11/minecraft.jpg?w=700
TikTok users are creating videos with engaging gameplay and ASMR, overlaid with computer voices reading stories, which rack up millions of followers. Companies are now offering "PDF to Brainrot" generators, but some tools may not be effective study tools due to inaccuracies.

Who is "Absolute Persistence", and why is their spyware on 600M computers?

https://cdn.vidyard.com/thumbnails/23475383/Q31H2qpP1XWojr1lLGn36g.bin
Absolute Persistence technology is embedded in over 600 million devices, providing a secure, unbreakable connection between the Absolute Platform and the endpoint. It ensures visibility, control, and resilience, even after device re-imaging or hard drive replacement.

The Revised SI of physical units (2019), Max Planck (1900), and 'Planck scale'

https://osf.io/ember_osf_web/engines-dist/registries/assets/img/osf-sharing-a2718fe80f1ec0591fe7a3886dc671e6.png
The 9th SI edition adopted in 2019 is based on accidental values of physical constants. This idea originated from Max Planck's 1900 natural units system, which led to irrelevant 'Planck values'.

Australian Online Safety Amendment (Social Media Minimum Age) Bill 2024

A bill is passed through two houses, with amendments considered and agreed upon. The final text is then presented to the Governor-General for assent after both houses agree.

I Did Not Go to Jail (2014)

https://a16z.com/wp-content/themes/a16z/assets/images/content-category/av-pattern.svg
The author of The Hard Thing About Hard Things shares a story about hiring a CFO who recommended a stock option granting process that sounded great but was later found to be potentially illegal. The author's General Counsel advised against it, and the company avoided a potential scandal.

TfL abandons plans for driverless tube trains

https://www.ianvisits.co.uk/articles/wp-content/uploads/2023/11/siemens-piccadilly-line-ntfl-tube-trains-05-600x333.jpg
Transport for London has dropped its investigation into introducing driverless trains on the London Underground due to high costs and little benefit. The study found it would cost billions to upgrade the railway for a negligible increase in capacity.

Black Friday is a trap

https://platform.vox.com/wp-content/uploads/sites/2/2024/11/GettyImages-1800559734-1.jpg?quality=90&strip=all&crop=0%2C0.014281633818911%2C100%2C99.971436732362&w=2400
Black Friday sales have become less about deep discounts and more about retailers creating a sense of urgency to keep consumers shopping. The quality of products has declined due to companies prioritizing low costs over labor and materials, making it essential for consumers to be mindful of their shopping habits.

Physics in Next-Token Prediction

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers discovered the underlying physics in Next-token Prediction and proposed the Law of Information Capacity, which relates to energy consumption and model training. The law is consistent with existing scaling laws for neural language models.

Show HN: A tool for kids to practice arithmetic

Bluesky intends their indexing to be used by third parties

https://i.snap.as/91OPkpJj.png
The proposed bridge between Mastodon and Bluesky raises GDPR concerns as it may violate user consent and potentially endanger vulnerable groups, with the EU's General Data Protection Legislation applying to all EU citizens and those of the EEA. The debate highlights the complexity of GDPR and the need for careful consideration of consent, data protection, and the implications of bridging ...

CleaR: Robust and Generalized Parameter-Efficient Fine-Tuning for Noisy Labels

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers investigated parameter-efficient fine-tuning under noisy labels and found it has limited capacity, making it robust but vulnerable to interference. They proposed Clean Routing, a novel approach that adapts PEFT to clean data, improving performance in noisy environments.

New Zealand Navy ship sank off Samoa because autopilot was left on, inquiry

https://i.guim.co.uk/img/media/357db2aca73e4039f752772fc98b12ceee214d71/0_466_3809_2286/master/3809.jpg?width=465&dpr=1&s=none&crop=none
A New Zealand navy ship, HMNZS Manawanui, sank off Samoa after its crew failed to disengage the autopilot, leading to a series of human errors. All 75 crew members were safely evacuated, but the incident marks the first New Zealand navy ship loss at sea since World War II.

New report advises mental health support for 'incels'

https://cms.bps.org.uk/sites/default/files/2024-11/incel.jpg
Incels are a community of primarily male people who struggle with attracting relationships, often found online with high levels of misogyny. A recent study suggests that mental health support is more effective than counter-terrorism approaches in addressing incel issues.

Speaking at PyTexas – CFP closes December 1, 2024

https://www.pytexas.org/2025/assets/images/pytexas-logo.png
PyTexas accepts Q&A submissions via Slido and moderates them for on-stage emcees. The conference welcomes diverse proposals from all experience levels and offers complimentary tickets and financial support for speakers and attendees.

A Long-Memory Model for Multiple Cycles with an Application to US Stocks

https://pub.mdpi-res.com/mathematics/mathematics-12-03487/article_deploy/html/images/mathematics-12-03487-g001-550.jpg?1731053361
This paper proposes a long-memory model that includes multiple cycles in addition to the long-run component. The model is applied to weekly data on the S&P 500 from 1 January 1970 to 26 October 2023, and the results suggest the existence of three cyclical structures in the series with lengths of approximately one month, one year, and four years, respectively.

Both KDE and GNOME to offer official distros

https://regmedia.co.uk/2024/01/25/shutterstock_unix.jpg?x=174&y=115&crop=1
KDE and GNOME plan to create custom Linux distributions, codenamed Project Banana and GNOME OS, respectively. These distributions aim to provide stable, reliable experiences for users, but may lead to fragmentation and duplication of efforts in the Linux ecosystem.