Linux Git Commit SHA Prefix Collision Risk Imminent

2024-12-31
Linux Git Commit SHA Prefix Collision Risk Imminent

Linux's "Fixes" tag traditionally uses a 12-character commit SHA prefix, but with increasing commit numbers, the risk of collisions is growing. Security researcher Kees Cook has successfully created a 12-character prefix collision, breaking tools that parse the "Fixes" tag. This collision uses the initial commit ID of Linux 2.6.12-rc2, impacting tools such as linux-next's "Fixes tag checker" and the Linux CNA's commit parser. To prevent future collisions, Cook suggests increasing the minimum short ID to 16 characters and has released a test commit to help developers fix their tools.

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Development

Lightweight Reuters Alternative Frontend Launched

2024-12-30

About is a lightweight alternative frontend to Reuters, designed for speed and efficiency, inspired by Nitter. It's JavaScript, ad, and tracking-free, uses no cookies, and is typically under 10KB (compared to Reuters' 50MB+). Dynamic theming respects system preferences. You can use libredirect or a browser extension to automatically redirect Reuters links to this site. This is a work in progress; bug reports and suggestions are welcome on GitHub.

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HTML/ZIP/PNG Polyglot Files: A Clever Format Fusion

2024-12-28

This article details a clever method for creating HTML/ZIP/PNG polyglot files. By cleverly utilizing the flexible structure of the ZIP format and the fault tolerance of HTML, along with the characteristics of PNG files, web pages and their resources are packaged into a self-extracting PNG file. The article explains in detail how to handle character encoding, data reading, and cross-format compatibility issues, ultimately achieving an efficient and compact web archiving scheme. This demonstrates programmer ingenuity and a deep understanding of data formats.

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Development polyglot files

The Zombocom Problem: From 'Anything' to 'Something Specific' in Software Development

2024-12-29
The Zombocom Problem: From 'Anything' to 'Something Specific' in Software Development

This article explores the 'Zombocom Problem' – the failure of many low-code/no-code platforms, super apps, etc., due to their inability to meet specific user needs. The author argues that success hinges on solving a specific problem for a specific user, finding product-market fit. Amazon's success story illustrates this: it started as an online bookstore, gradually expanding into other areas. Similarly, Excel succeeded because it initially targeted small business owners and accountants. The author emphasizes that platforms should emerge from products, not the other way around; build great standalone products first, then consider platformization. Ultimately, the author concludes that the key to success lies in combining systems thinking and product thinking—understanding system-level opportunities while identifying the first best customer, thus transforming from a 'single-purpose product' to a 'platform'.

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Boeing and FAA Whistleblower System Fails, Leaving Reporters in Limbo

2024-12-30
Boeing and FAA Whistleblower System Fails, Leaving Reporters in Limbo

This article exposes the critical flaws in the whistleblower system at Boeing, its supplier Spirit AeroSystems, and the Federal Aviation Administration (FAA). Numerous whistleblowers report safety concerns at great personal and professional risk, yet the FAA finds no violations in over 90% of cases. This leaves whistleblowers facing retaliation, unemployment, and emotional distress; some have even died as a result. The article uses several whistleblowers' experiences to highlight the system's lack of independence and inadequate protection, calling for reform to ensure aviation safety and protect whistleblower rights.

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Philosopher Challenges Convention: Do Thermostats Have Consciousness?

2024-12-30
Philosopher Challenges Convention: Do Thermostats Have Consciousness?

Philosopher David Chalmers, in his book *The Conscious Mind*, proposes a radical idea: even simple thermostats might possess conscious experience. He argues that consciousness isn't exclusive to complex systems but a fundamental property linked to information processing. From humans to mice to thermostats, the complexity of consciousness might decrease with decreasing information processing capabilities, but it doesn't necessarily vanish. While a thermostat only has simple information states, its corresponding experience might be as simple and primitive as black, white, and gray. This view challenges traditional understandings of consciousness, prompting a re-evaluation of its fundamental nature.

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AI

Critical Apache Traffic Control Vulnerability Allows Malicious SQL Injection

2024-12-30
Critical Apache Traffic Control Vulnerability Allows Malicious SQL Injection

A critical vulnerability (CVE-2024-45387) has been discovered in Apache Traffic Control versions 8.0.0 and 8.0.1. This flaw allows attackers with privileged roles like "admin" or "operations" to inject malicious SQL commands via crafted PUT requests. By manipulating database interaction input fields, attackers can execute SQL queries compromising the entire database, leading to unauthorized data access, modification, or deletion. This severely impacts the integrity and availability of CDN services. Security experts urge immediate updates to protect against SQL injection attacks.

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Deep Learning for Inverse Design of Complex Nanoparticle Heterostructures

2024-12-26
Deep Learning for Inverse Design of Complex Nanoparticle Heterostructures

Researchers used deep learning and heterogeneous graph neural networks to inverse design upconverting nanoparticles (UCNPs) with applications in biosensing, super-resolution microscopy, and 3D printing. A large-scale dataset of over 6,000 UCNP emission spectra was generated and used to train a GNN model. Gradient-based optimization identified structures with a predicted emission 6.5 times higher than any UCNP in the training set under 800nm illumination. This work reveals new design principles for UCNPs and provides a roadmap for DL-based inverse design of nanomaterials.

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U.S. Homelessness Hits Record High Amidst Affordable Housing Crisis

2024-12-28
U.S. Homelessness Hits Record High Amidst Affordable Housing Crisis

A new federal report reveals that over 770,000 people experienced homelessness in the U.S. this January, an 18% increase from last year and the highest number since 2007. Soaring rents and a recent surge in migrants are cited as key factors. While some cities saw decreases after implementing measures, the overall situation remains dire. The Biden administration has increased housing subsidies, but President-elect Trump's proposed shift towards mandatory drug and mental health treatment has raised concerns among housing advocates.

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JWST Discovers Most Distant Giant Spiral Galaxy Yet

2024-12-31
JWST Discovers Most Distant Giant Spiral Galaxy Yet

Using the James Webb Space Telescope (JWST), astronomers have discovered Zhúlóng, an ultra-massive spiral galaxy that is the most distant of its kind ever identified. This grand-design spiral, with its well-defined arms, boasts a mass comparable to the Milky Way and formed a mere billion years after the Big Bang. Studies reveal a quiescent core and a still-active star-forming disk, suggesting Zhúlóng is in a transitional phase. This discovery challenges existing models of early universe galaxy formation, indicating mature galaxies may have emerged much earlier than previously thought.

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Camembert Cheese May Improve Cognitive Decline

2024-12-27
Camembert Cheese May Improve Cognitive Decline

A new study has found that fatty acid amides present in Camembert cheese can improve cognitive decline in mice. Researchers used the object recognition test and found that orally administered Camembert cheese improved cognitive decline induced by a high-fat diet. Further investigation revealed that myristamide (MA), a fatty acid amide produced during Camembert cheese fermentation, improved cognitive decline, while its non-amidated counterpart, myristic acid, did not. This suggests that fatty acid amidation may be crucial for this physiological activity. Furthermore, MA increased the expression of brain-derived neurotrophic factor (BDNF) in the hippocampus.

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Guix Successfully Builds a Fully Bootstrapped Mono: A Long and Winding Road

2024-12-31

The Guix system has successfully built a fully bootstrapped Mono environment, overcoming numerous challenges in the process. The author details their journey to support C# 12.0 features, encountering issues with older Mono versions relying on pre-built binaries. Through a series of patches, a fully bootstrapped chain from Mono 1.2.6 to 6.12.0 was created. Along the way, bugs in Mono and xbuild were fixed, and runpath support in Mono was enhanced. This not only solved the author's C# compatibility problem but also highlighted the importance of fully bootstrapped, reproducible builds and their impact on software security.

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Development Bootstrapped Build

Unix Time and a Modest Proposal

2024-12-27

This article delves into the discrepancy between Unix time (the number of seconds since January 1, 1970) and the actual time due to the Earth's slowing rotation and slight variations in its orbit. Leap seconds were introduced to address this, but their complexities lead to a plan to discontinue them by 2035. The author proposes a novel solution: periodically adjusting Earth's orbit to maintain synchronization between the solar year and the average Gregorian calendar year, thereby eliminating the need for leap seconds.

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Ocular AI, a YC Startup, Seeks Founding Backend Engineer

2024-12-26
Ocular AI, a YC Startup, Seeks Founding Backend Engineer

Ocular AI, a Y Combinator-backed AI startup, is hiring a Founding Backend Engineer to build backend systems for its data annotation engine. The company helps transform unstructured data into high-quality datasets for generative AI, frontier models, and computer vision. The role requires 3+ years of experience with Python/Node and Postgres for production systems, along with hands-on experience training ML models and building data pipelines. This is a high-impact role working directly with founders to shape product direction and engineering strategy. The ideal candidate enjoys working in a fast-paced, ambiguous environment.

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libobscura: Tackling the Challenges of Camera Programming on Linux

2024-12-28
libobscura: Tackling the Challenges of Camera Programming on Linux

Using cameras on Linux isn't easy, leading to the creation of libobscura. This project aims to simplify the Video4Linux interface, providing a user-friendly point-and-shoot API. Born from experience developing the camera stack for the Librem 5 and addressing the complexities of libcamera, the talk dives into the intricate details of modern camera control. From pixel formats and depths to media entities, sensitivity, denoising, and more, the challenges are numerous. Funded by the Prototype Fund, libobscura seeks to navigate these complexities, ultimately creating a more accessible camera API for Linux users.

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Development camera

New Class of Virus-like Entities Found in Human Gut

2024-12-30
New Class of Virus-like Entities Found in Human Gut

Researchers have discovered a completely new class of virus-like objects in the human digestive system, dubbed 'Obelisks'. These RNA structures, approximately 1,000 nucleotides long, are unlike any known viruses and may represent an entirely new biological entity, potentially bridging the evolutionary gap between simple genetic molecules and complex viruses. Found in human microbiomes, Obelisks code for a novel protein called 'Oblins', but their impact on host cells and their transmission mechanism remain unknown. This discovery opens up exciting new avenues for life science research.

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AI-Powered Tool Revolutionizes Protein Design

2024-12-31
AI-Powered Tool Revolutionizes Protein Design

Scientists have developed an AI-powered tool for designing novel proteins. This tool can predict protein 3D structures and design proteins with desired functions, promising to accelerate drug discovery, biomaterial development, and sustainable agricultural technologies. Researchers trained machine learning algorithms to predict protein structures from amino acid sequences. The tool's accuracy and efficiency surpass traditional methods, offering revolutionary possibilities for biomedicine and materials science.

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AI

New 'OtterCookie' Malware Targets Developers in Fake Job Offers

2024-12-29
New 'OtterCookie' Malware Targets Developers in Fake Job Offers

Cybersecurity firms have uncovered a new malware, OtterCookie, used in the 'Contagious Interview' campaign by North Korean threat actors. This campaign lures software developers with fake job offers containing malware, including OtterCookie and previously seen malware like BeaverTail. OtterCookie is delivered through Node.js projects or npm packages, establishing communication with a command and control server via Socket.IO. It steals sensitive data, such as cryptocurrency wallet keys, documents, and images, and performs reconnaissance on the infected system. Experts warn developers to carefully vet job offers and avoid running untrusted code.

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Tech Malware

A Journey Through Time: The History of Infographics

2024-12-23
A Journey Through Time: The History of Infographics

The history of infographics is far richer and longer than many realize. It's not a modern invention, but a continuous thread weaving through centuries. From prehistoric cave paintings to medieval maps and Renaissance scientific illustrations, humanity has consistently sought more intuitive ways to present information. The 'chart craze' of the 18th century propelled infographics to new heights, becoming powerful tools for social science research. Today, with technological advancements, infographics are more vibrant and deeply integrated into our lives. This journey reflects humanity's ongoing exploration of information understanding and expression.

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Beware of Over-Abstraction: The Hidden Costs in Software Development

2024-12-28
Beware of Over-Abstraction: The Hidden Costs in Software Development

Overuse of abstraction layers in software development can lead to performance degradation and code complexity. The article argues that good abstractions should hide underlying complexity, such as the TCP protocol. However, many so-called abstractions merely add extra layers of indirection without providing real value, increasing cognitive load, debugging difficulty, and performance overhead. The author advises developers to use abstractions judiciously, prioritizing code simplicity and performance, and avoiding abstraction for abstraction's sake.

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Development abstraction

Lightstorm: A Minimalistic Ruby Compiler Boosts Performance with MLIR

2024-12-31

The DragonRuby team developed Lightstorm, a minimalistic Ruby compiler aimed at improving the performance of their cross-platform game engine. Leveraging MLIR, Lightstorm translates mruby VM bytecode into C code, optimizing performance by eliminating load/store and branch operations within the VM's interpreter loop. Benchmark results show performance improvements ranging from 1% to 1200%, with an average reduction of roughly 30% in execution time and cycles. While currently supporting a subset of Ruby, the project validates the feasibility of pre-compiling Ruby code for performance gains. Future plans include replacing critical C components of the engine with compiled Ruby code.

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Development Ruby compiler

The Rise of Post-Literate History: A Growing Gap Between Scholars and the Public

2024-12-26
The Rise of Post-Literate History: A Growing Gap Between Scholars and the Public

This article explores the widening gap between the findings of professional historians and public understanding of history. Using Darryl Cooper's controversial interpretation of World War II as an example, the author points out that the public's understanding of history often remains simplistic and one-sided, ignoring years of in-depth academic research. The article compares the different accounts of the Crusades by Runciman and Riley-Smith, highlighting how Runciman's more literary style resonated more with the public while Riley-Smith's rigorous scholarship remained largely unknown. The author argues that limitations of modern academic publishing, declining levels of public culture, and shrinking attention spans contribute to the difficulty of disseminating quality historical work, potentially leading to the decline of historical research.

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Flipper Cloud Ditches Per-Seat Pricing for a Fairer Model

2024-12-28
Flipper Cloud Ditches Per-Seat Pricing for a Fairer Model

Flipper Cloud is abandoning its per-seat pricing model in favor of a simpler, three-tiered fixed-price plan (Bronze, Silver, Gold) designed to cater to different team sizes and feature needs. The author argues that per-seat pricing is cumbersome, budget-unfriendly, and discourages full product usage. The new strategy aims to simplify pricing, improve user experience, and incentivize long-term subscriptions by offering annual plans with extended data retention. Existing customers can retain their per-seat plan or switch to the new fixed pricing.

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WebGL Fluid Simulation App Launched: Experience Realistic Fluid Effects!

2024-12-29
WebGL Fluid Simulation App Launched: Experience Realistic Fluid Effects!

The "Try Fluid Simulation" app has arrived! Leveraging WebGL, it delivers stunningly realistic fluid simulations right in your browser. Experience the mesmerizing movement of liquids, the ebb and flow of waves, and more, all with simple controls. Create fluids of various shapes and textures with a few clicks, witnessing the power of physics engines in action. This app is perfect for developers learning WebGL and enthusiasts fascinated by computer graphics and fluid simulation. Dive into this mesmerizing world of fluids!

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Development Fluid Simulation

The Growing Trend of Living Near Friends

2024-12-27
The Growing Trend of Living Near Friends

In today's fast-paced world, maintaining close friendships can be challenging. This article explores the rising trend of people relocating to live near their closest friends. Through interviews with several individuals and families, the article highlights the benefits of proximity, including shared resources, convenient socializing, and mutual childcare support. These 'mini-neighborhoods' foster strong bonds, combat loneliness, and create rich environments for raising children, offering a compelling alternative to the isolating aspects of modern life.

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BSD kqueue: A Mountain of Technical Debt

2024-12-29

This article delves into the differences between BSD kqueue and Linux epoll in network programming. kqueue uses event filters, offering powerful functionality but lacking composability, leading to accumulating technical debt. Epoll, on the other hand, directly manipulates kernel handles, boasting greater composability and allowing for flexible monitoring of various kernel resources such as sockets, filesystem paths, and timers. The author argues that epoll's design is superior as it avoids the predicament of constantly adding new event filter types to kqueue with each new feature.

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Development network programming

Global Shift in Happiness: Young Adults Now Least Happy

2024-12-29
Global Shift in Happiness: Young Adults Now Least Happy

A groundbreaking global study reveals a stunning reversal in the long-held U-shaped curve of happiness across the lifespan. Previously, midlife was associated with the lowest happiness levels, but now young adults are the least happy. Analyzing millions of data points from 82 countries, researchers found a sharp decline in well-being among young people, particularly young women, starting around 2017. This shift is reflected not only in happiness scores but also in increased anxiety, depression, and suicide rates. The researchers emphasize this isn't just an American phenomenon, but a worldwide trend requiring further investigation into its underlying causes.

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Sipeed NanoKVM-PCIe: A Budget-Friendly KVM over IP Solution

2024-12-24
Sipeed NanoKVM-PCIe: A Budget-Friendly KVM over IP Solution

Sipeed has launched the NanoKVM-PCIe, a low-cost KVM over IP solution with optional WiFi 6 and PoE support. Based on the SOPHGO SG2002 SoC, it features multiple interfaces, including Ethernet, USB-C, and HDMI, supporting 1080p60 video output. The device supports UEFI/BIOS control, emulated USB keyboard/mouse, IPMI, and more, with a web frontend for management. NanoKVM-PCIe can be powered via PCIe slot or USB-C, and is priced between $55 and $70.

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Hardware Embedded System

Mixbox: Revolutionizing Color Mixing in Digital Painting

2024-12-29
Mixbox: Revolutionizing Color Mixing in Digital Painting

Mixbox is a revolutionary color mixing library that solves the problem of unnatural color mixing in digital painting by simulating the way real pigments mix. Based on the Kubelka-Munk theory, it treats colors as pigments, offering a simple RGB in/out interface and supporting multiple languages including C++, Python, and GLSL. Mixbox enables more realistic color gradients, richer mixing effects, and natural brushstroke blending, bringing digital painting closer to the feel of traditional painting. It's already integrated into Rebelle and Blender's Flip Fluids add-on and offers flexible licensing options for developers.

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From Pegasus to Predator: The Evolution of Commercial Spyware on iOS

2024-12-30
From Pegasus to Predator: The Evolution of Commercial Spyware on iOS

This talk traces the evolution of iOS spyware from the initial discovery of Pegasus in 2016 to the latest cases in 2024. It begins by analyzing how exploits, infection vectors, and methods of commercial spyware on iOS have changed over time. The presentation then explores advancements in detection methods and forensic resources available to uncover commercial spyware, including a case study on the discovery and analysis of BlastPass, a recent NSO exploit. Finally, it discusses technical challenges and limitations of detection methods and data sources, concluding with open research topics and suggestions for improving the detection of commercial spyware.

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