Highest-resolution images ever captured of the sun’s surface

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The European Space Agency's Solar Orbiter captured four new high-resolution images of the sun, including its full visible surface, using two imaging instruments. The images show the sun's surface, magnetic field, and corona in great detail, helping scientists understand the dynamic nature of the star.

How to give a senior leader feedback without getting fired

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Wes shares advice on giving feedback to senior leaders, suggesting framing it as "even more" to increase the chances they change their behavior, and using examples to support claims and make feedback land. He also recommends sharing personal experiences and focusing on forward-looking solutions to make feedback more persuasive and respectful.

Bocker: Docker implemented in around 100 lines of Bash (2015)

https://opengraph.githubassets.com/43af8cc7cead9d9ee510fadf67381e06bba3a492879aa494b2a4daa9b1b0ced8/p8952/bocker
You need to compile util-linux yourself or run Bocker in a virtual machine due to potential system risks. Bocker is free software with no warranty, available under the GNU General Public License.

The tech utopia fantasy is over

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The tech industry has failed to deliver on its promises of a utopian future, instead perpetuating problems like misinformation, xenophobia, and environmental degradation. Tech companies like Meta, ByteDance, Amazon, Alphabet, and X have been criticized for their values, endorsements, and political consequences, which often contradict their marketing image of a progressive and caring industry.

The 'Return to Office' Lies

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The push for returning to the office is a joke, driven by micromanagement and a desire to justify large office spaces, rather than actual collaboration needs. Home office is essential for many, especially disabled and chronically ill people, and threatening to take it away is ableist and will drive away capable employees.

Evidence of oldest known alphabetic writing unearthed in ancient Syrian city

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Researchers at Johns Hopkins University discovered clay cylinders with 2400 BCE writing in Syria, potentially upending the origin story of alphabets. The discovery suggests people experimented with new communication technologies earlier and in a different location than previously imagined.

Quake 3 Source Code Review: Network Model (2012)

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Quake3's network model relies on UDP/IP for fast-paced environments and uses a snapshot system to minimize UDP datagram size while compensating for unreliability. The system generates delta packets via memory introspection and uses a cycling array of 32 gamestate snapshots to send partial updates to clients.

Antenna Diodes in the Pentium Processor

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The author studied the Pentium processor and discovered "antenna diodes" that protect the circuitry from damage during manufacturing. These diodes are special diodes that drain charge from metal wires to prevent voltage damage to transistors.

Americans see their savings vanish in Synapse fintech crisis

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Thousands of customers, including Kayla Morris, are owed millions after Synapse's collapse, with some receiving as little as $500 of their $280,000 deposits. The crisis highlights the risks of fintechs relying on middlemen like Synapse, leaving customers with little recourse.

The $5000 Compression Challenge (2001)

Mike Goldman and Patrick Craig discussed a compression challenge where Patrick would send a file to Mike after receiving payment. Patrick sent cash and Mike generated a 3Mb file. Mike was asked to compress the file and send it back to Patrick via FTP.

Revisiting the DOS Memory Models

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The article discusses legacy concepts of memory models in 16-bit DOS, including Tiny, Small, Compact, Medium, Large, and Huge models, which were used to optimize code and data access. These models are still relevant today in understanding code density and performance implications of pointer representations in 64-bit machines.

OpenMPTCProuter: Aggregate and encrypt multiple internet connections using MPTCP

https://www.openmptcprouter.com/img/openmptcprouter.svg
The system aggregates bandwidth from up to 8 internet connections with encryption and optional SIP ALG. It supports various kernel versions and platforms with a focus on bug fixes in the upcoming v0.59 release.

1 Dataset. 100 Visualizations

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As an information design agency working with data visualization every day, we challenged ourselves to accomplish this using insightful and visually appealing visualizations. We wanted to show the diversity and complexity of data visualization and how we can tell different stories using limited visual properties and assets. Learn more

Baby’s Second Garbage Collector

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The blog post describes an implementation of a copying garbage collector, specifically Cheney's Algorithm, which swaps the active and inactive memory regions and evacuates live objects to the new active region. The implementation uses a bump allocator and has several benefits, including reduced overhead, improved cache coherency, and simpler memory management, but also has some drawbacks, ...

SQLite’s Use of Tcl (2017)

SQLite was inspired by TCL and still depends heavily on it, despite being able to run separately from any TCL interpreter.

Firefox DevTools Network Tab: How to filter requests by properties

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The Network Monitor in Firefox shows a list of network requests made to load a page, with options to filter, block, and analyze requests. It allows users to customize columns, sort requests, and export data in HAR format.

School did nothing wrong when it punished student for using AI, court rules

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A Massachusetts court rejected a lawsuit by parents who claimed their son was unfairly punished for using AI to complete an assignment. The court ruled that school officials were within their discretion to impose discipline for academic dishonesty.

Reverse engineers bust sleazy gig work platform

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Algorithmic management tools can create "accountability sinks" where humans are not held responsible for worker maltreatment. Workers and labor organizers can team up with hackers to disempower robo-bosses by modifying algorithms and seizing the means of computation.

Size and albedo of the largest detected Oort-cloud object

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
A large Oort-cloud comet C/2014 UN271 was discovered inbound from 29 au with cometary activity at 24 au. It has a diameter of 137 km and a low albedo, making it the largest known comet in the Solar System.

Ice base melt revealed by multibeam imagery of an Antarctic ice shelf

Researchers used an underwater vehicle to map the underside of Antarctica's Dotson Ice Shelf and found diverse features, including terraced ice and teardrop-shaped indentations, which are formed by different ocean currents and melting processes. The study's findings suggest that ocean currents and melting processes are highly variable and complex, and that understanding these processes is ...

Don’t look down on print debugging

Print debugging is a simple yet effective tool that works for all languages, focusing the mind on thorough code reading and understanding. It's easy to implement and can be used in conjunction with automated tests to isolate and debug problems.

CDC Confirms H5N1 Bird Flu Infection in California Child: First Child Case in US

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A child in California has been infected with avian influenza A(H5N1) but is recovering with mild symptoms. There is no evidence of person-to-person spread and CDC's risk assessment for the general public is low.

My new POWER Indigo 2

https://thejpster.org.uk/processed_images/IMG_0077.fa19d267fdeec052.jpg
The user received a Silicon Graphics POWER Indigo 2 workstation from 1995 with a rare MIPS R8000 module. They successfully restored it with new RAM and a 13W3-to-VGA adapter, and it boots with IRIX 6.2.

An Analysis of the Performance of WebSockets in Various Programming Languages (2021)

The reliability of a language and web socket library is crucial before key development. The actual performance is fast enough for development.

Amazon won't accept written communication

You're having trouble reaching Amazon customer service after a delivery issue, and found a phone number 1-888-280-4331 through Googling. You plan to send a written account of the incident to keep a record of notification.

Futel

https://futel.net/images/snowball.jpg
At Futel, we believe in the preservation of public telephone hardware as a means of providing access to the agora for everybody, and toward that goal we are privileged to provide free telephone calls, voicemail, and telephone-mediated services.

Surrealism, cafes and lots of cats: why Japanese fiction is booming

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Japanese fiction is experiencing a boom in the UK, with 43% of top 40 translated titles in 2024 being Japanese. The success of authors like Haruki Murakami and Sayaka Murata has led to a wider range of Japanese authors being translated, including female writers and those in the comfort genre.

Foursquare's 104M Points of Interest

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Foursquare has made its POI dataset freely available, providing a valuable resource for geocoding systems and mapping applications. The dataset covers a wide range of locations worldwide, including urban centers and rural areas.

Continuous Integration Dashboard for Apache NuttX RTOS (Prometheus and Grafana)

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We created a NuttX Dashboard with Grafana to monitor daily builds from the NuttX Build Farm and GitHub Actions, colour-coding success, warnings, and errors. The dashboard fetches build scores from Prometheus and Pushgateway, filtering by architecture, sub-architecture, board, and config.

Time-series forecasting through recurrent topology

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A new algorithm called Forecasting through Recurrent Topology (FReT) is introduced, which can forecast future events in time-series data without requiring complex models or hyperparameter optimization. FReT works by identifying recurring patterns in a signal's local topology and uses these patterns to make predictions, offering a simple and efficient approach to time-series forecasting.

Half of Russia's A320/A321neo Fleet Grounded Amid Engine Issues and Sanctions

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In Russia, 34 out of 66 Airbus A320/A321neo aircraft are grounded due to technical issues and maintenance challenges. The situation may lead to a massive withdrawal of these aircraft starting in 2026, affecting nearly 10% of the foreign fleet in Russia.

Guide to 3D Print Motorized Rotation Mounts for Optical Applications (2021)

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers built two motorized rotation mounts for 1" optics using a 3D printer and off-the-shelf components. Their mounts perform similarly to commercial systems costing over 2000 Euro, but at a lower cost and faster build time.

AI PCs make users less productive

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Intel study found AI PC users less productive due to learning curve, wasting 15 hours a week on digital chores. AI PC makers face reeducation challenge to showcase benefits, with 86% of consumers unfamiliar with AI PCs.

Marshall Brain has passed away

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Marshall Brain, NC State faculty member and How Stuff Works creator, died in his office. He died by suicide, according to sources close to him.

Ask HN: Best non-fiction book you read in 2024?

Tyler Cowen's best non-fiction books of 2024 include "Six Pillars of Self-Esteem" by Nathaniel Branden, "The Code Book" by Simon Singh, and "Poor Charlie's Almanack" by Charles T. Munger. These books offer insights into self-esteem, cryptography, and life wisdom.

Linux CoC Announces Decision Wrt Kent Overstreet (Bcachefs)

The Linux kernel development process has restricted Kent Overstreet's participation due to a code of conduct violation. Kent Overstreet's pull requests will be declined during the Linux 6.13 kernel development cycle.

Wordpress.org released Secure Custom Fields "PRO" version with ACF pro features

User needs to register or sign in with developer credentials and ensure a unique User-Agent string to access the application. Alternatively, they can try resetting to default User-Agent or file a ticket for assistance.

Mercedes spends $8bn/year on R&D

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Mercedes-Benz spends $7.4 to $8.4 billion annually on research and development, with some funds going to its Future Technology Lab. The lab is exploring various technologies, including augmented reality, neuromorphic computing, and solar-powered cars.

AI Data Centers May Consume More Electricity Than Entire Cities

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Data centers are growing so large that they may soon use more electricity than some cities or entire US states. They are increasingly demanding a gigawatt or more of power, which is twice the residential electricity consumption of some areas.

Establishing an etiquette for LLM use on Libera.Chat

Libera.Chat allows LLMs with guidelines to ensure transparency and cooperation. Users must be aware when interacting with LLMs and follow network policies to avoid antisocial behavior.

Rust's Two Kinds of 'Assert' Make for Better Code

The author's opinion on assertions has shifted from not using them to using them as much as possible due to Rust's two kinds of assert statements. This distinction allows for accurate expression of different kinds of assertions without performance worries.

Anti-scale: a response to AI in journalism

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Journalism's trust deficit and declining industry are exacerbated by generative AI, which threatens to overwhelm the web with false content, and Americans overwhelmingly distrust AI-generated news. To bridge the trust gap, journalism should reject the scale-driven paradigm and focus on deeper connection and community, using technology to help people find information and solve problems.

Boulder's explicit traffic safety signs are the latest fakes on CO roads

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Boulder Police are investigating 14 illegally placed signs with explicit traffic safety messages. The signs are professionally designed but their placement is considered illegal.

I Stopped Using OpenBSD

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The user left the OpenBSD team due to personal needs not being met by the operating system. They moved to Qubes OS and Linux for better security and features like namespaces, cgroups, and systemd.

'A place of joy': why scientists are joining the rush to Bluesky

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Researchers are moving to social-media platform Bluesky, which offers control over content and community protections, unlike X (formerly Twitter). Bluesky has grown to nearly 21 million users, with popular feeds like Science, where scientists share research findings and collaborate.

How Tailscale's infra team stays small

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Tailscale's infrastructure team of three engineers relies heavily on Tailscale for their operations, eliminating many network architecture headaches. This allows them to focus on more interesting problems, and they recommend Tailscale to others to simplify their infrastructure management.

Tjq: Giving Types to Jq

https://opengraph.githubassets.com/21ec793d9893ccee10e24148db82a11788dcc641c53d5b286f8fed4fb5634998/alpaylan/tjq
jq's error messages and debugging capabilities are limited, making it difficult to understand why errors occur. jq builds a semi-concrete JSON shape as it processes the program, allowing for global error detection.

9elements Takes over Intel 1st Gen Xeon Scalable Skylake Support Within Coreboot

https://www.phoronix.com/assets/categories/coreboot.webp
9elements will maintain and enhance 1st Gen Xeon Scalable Skylake era code in Coreboot. They posted 34 new patches for improved support, including for the WiWynn Tioga Pass server.

Researchers spot black hole feeding at 40x its theoretical limit

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A supermassive black hole was found to be feeding at 40 times the theoretical limit, allowing it to grow at a pace to build a supermassive black hole. This discovery suggests that supermassive black holes may be able to form more quickly than previously thought.

A simple semi-space collector – wingolog (2022)

A semi-space collector divides memory into two equal spaces, allocating linearly across one space and copying live data to the other when full. The collector's interface is parameterized by the user, who defines object representation and provides operations for the garbage collector to use.

How the ZX Spectrum became a 1980s icon

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The ZX Spectrum was a popular 8-bit computer that played a key role in bringing home computing to the UK in the 1980s. It was manufactured in Dundee and sold over five million units, inspiring a generation of games designers and programmers.

'Thirsty' ChatGPT uses four times more water than previously thought

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ChatGPT's water usage is four times higher than previously thought, using two litres of water for 10-50 queries. Data centres consume large amounts of water for cooling, with new facilities potentially needing as much as a city the size of Liverpool.

Teslas Are Involved in More Fatal Accidents Than Any Other Brand, Study Finds

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A new analysis by iSeeCars claims Tesla has the highest rate of fatal accidents among car brands, while another report by EpicVIN says Tesla drivers are least likely to suffer fatal injuries. The conflicting reports highlight the complexity of Tesla's safety issues.

Large Chainsaw Model

https://www.scottsmitelli.com/img/mortal-damage.jpg
The article discusses the dangers of handing out powerful tools, such as chainsaws and AI, to unqualified users who may misuse them. It argues that just as a chainsaw can be a useful tool in the right hands, AI can be a valuable asset when used responsibly.

Fusion power is getting closer

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Private firms will lead the nuclear fusion shift in 2025 with a near-commercial scale machine. The flagship intergovernmental fusion project is postponed, allowing private sector to take the lead.

Amdahl's Law

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Amdahl's law states that the overall performance improvement of a task is limited by the fraction of time that the improved part is actually used. It shows how much faster a task can be completed when adding more resources to the system.

Italian supervolcano "Phlegraean Fields" is showing signs of waking up

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Scientists are studying the Phlegraean Fields, a massive supervolcano near Naples, Italy, to understand increased gas emissions. Research suggests 20-40% of the carbon dioxide comes from calcite breakdown in rocks, not magma.

The Pilgrim as a Historian

https://www.historytoday.com/sites/default/files/2024-11/medieval_pilgrim_historian_history_today.jpg
The author and friends walked the 30-mile 'St Edward's Way' pilgrimage route from Wareham to Shaftesbury, reflecting on the medieval Christian devotion and the saint's journey. They visited the shrine of King Edward 'the Martyr' at Shaftesbury, gaining insight into the past and the devotion of former pilgrims.

UK sees privatisation 'opportunities' in Ukraine war

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British aid to Ukraine focuses on promoting pro-private sector reforms and opening its economy to foreign investors. The goal is to enhance trade with the UK and make Ukraine a strong, prosperous nation.

Edging Toward Japan: In his mind's eye, Rembrandt was always headed toward Japan

https://cdn.mainichi.jp/vol1/2024/06/01/20240601p2a00m0et008000p/7.jpg?1
The author visited the Rembrandt House Museum in Amsterdam with his daughters and learned about Rembrandt's life, including his use of unusual materials and techniques. A Japanese samurai helmet in Rembrandt's collection reveals his fascination with exotic cultures and headwear, which often defined his compositions.

Tunable ultrasound propagation in microscale metamaterials

https://news.mit.edu/sites/default/files/images/202411/braced-cubic-metamaterial-a1.jpg
Researchers at MIT developed a design framework for controlling ultrasound waves in microscopic acoustic metamaterials using precisely positioned microscale spheres. This framework enables tunable elastic-wave velocities and paves the way for microscale devices in ultrasound imaging and information transmission.

Energy is frame-dependent, infrastructure of energy is frame-independent (2020)

The work-energy theorem holds true in different frames of reference, but requires choosing one frame for meaningful comparisons. Galilean relativity limits the choice of infrastructure, making some foundations arbitrary and others not.

Which Countries Have the Most Industrial Robots?

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The world has 3.9 million operational industrial robots, with Asia leading in automation and South Korea having the highest robot density at 1,012 robots per 10,000 employees.
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Neuralink has secured Health Canada's approval to launch human trials in Canada, recruiting patients with quadriplegia due to ALS or SCI. The study aims to evaluate the safety and functionality of Neuralink's Brain Computer Interface.

3D Space Can Be Tiled with Corner-Free Shapes

https://hackaday.com/wp-content/uploads/2024/11/3d-shapes-that-can-tile-space-with-no-corners.webp?w=800
Mathematician Gabor Domokos studied shapes that can tile a space with no gaps or overlaps, called tessellations. He found that 2D shapes need at least 2 corners, but 3D shapes called soft cells can have no corners at all.

Battery unicorn Northvolt files for bankruptcy, co-founder and CEO resigns

https://techcrunch.com/wp-content/uploads/2024/01/northvolt-revolt-ett-interior.jpg?w=1024
Northvolt filed for Chapter 11 to reorganize and ramp up operations, with co-founder Peter Carlsson resigning as CEO. The company faces financial struggles despite raising $14.26 billion, with a $100 million monthly burn rate and a failed $2 billion contract with BMW.

S3 Express Append has issues

https://blog.astradot.com/content/images/size/w2000/2024/11/8078f78b-38fe-4bca-a234-b4ac6da1a4cf.jpeg
AWS S3 Express append functionality has limitations in distributed systems due to potential leadership conflicts. To achieve consistent behavior like EBS disks, AWS needs to introduce per-prefix leases with queues.

The mind-bending new science of measuring time

https://www.ft.com/__origami/service/image/v2/images/raw/https%3A%2F%2Fd1e00ek4ebabms.cloudfront.net%2Fproduction%2F22ff29dd-3c23-440f-a5c5-e88eb97d0fd0.jpg?source=next-barrier-page
Register for free trial with no card details required, then pay $75 per month for complete digital access. Cancel anytime or pay a year upfront to save 20% on the annual fee.

Dissecting M8trix

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The article explains how the demo "m8trix" works by analyzing its code with the DEBUG tool. It uses hexadecimal numbers and DOS's real mode segmentation to understand the code's behavior.