Building JavaScript Views the Hard Way

2025-04-19
Building JavaScript Views the Hard Way

This article introduces a pattern for building views in plain JavaScript, emphasizing maintainability, performance, and fun, while avoiding the complexities of frameworks like React, Vue, or lit-html. This approach uses direct imperative code for high performance, requires zero dependencies, boasts excellent portability and maintainability, and supports all browsers. The article details the structure of a view component, including template, clone function, init function, DOM variables, DOM views, state variables, DOM update functions, and state update functions, along with naming conventions and best practices to ensure code readability and maintainability.

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Development Views

Fudan University Achieves Breakthrough: 400-Picosecond Flash Memory

2025-04-20

Researchers at Fudan University have developed a groundbreaking 400-picosecond flash memory device, boasting a program speed of 25 billion times per second. This surpasses existing speed limits in information storage, achieving a record-breaking speed by leveraging two-dimensional Dirac band structure and ballistic transport characteristics for super-injection of charge. This technology promises significant applications in ultra-fast AI models, driving upgrades in storage technology and strengthening China's leadership in the field.

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Automating My Blog: From PKM to One-Click Publishing

2025-04-24

Ryan West shares his experience automating his blog writing and publishing workflow. He uses Obsidian for Personal Knowledge Management (PKM), organizing high-quality information into Zotero, and then integrating and creating content through Obsidian. He uses Hugo to generate a static website and has automated deployment to GitHub via custom scripts and cron jobs, publishing Markdown articles from Obsidian to his website within minutes. He also uses giscus as a commenting system, leveraging GitHub Discussions for a Reddit-like commenting experience.

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Development blog automation

Revolutionary High-Temperature Alloy: A Breakthrough in Copper-Based Materials

2025-04-28
Revolutionary High-Temperature Alloy: A Breakthrough in Copper-Based Materials

Researchers from the U.S. Army Research Laboratory (ARL), Lehigh University, and other institutions have developed a novel copper-based alloy exhibiting exceptional stability under extreme heat. This breakthrough leverages a unique Cu₃Li precipitate structure stabilized by a Ta-rich atomic bilayer, preventing grain growth and dramatically improving high-temperature performance. Combining the heat resistance of nickel-based superalloys with copper's superior conductivity, this alloy holds promise for applications in heat exchangers, advanced propulsion systems, and hypersonic technologies. The team synthesized the alloy using powder metallurgy and cryogenic milling, followed by rigorous testing including 10,000 hours of annealing at 800°C, confirming its long-term stability and creep resistance. The alloy has been patented, highlighting its strategic importance, particularly in defense applications.

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Logitech Raises Prices on Select Accessories Amidst Tariff Uncertainty

2025-04-22
Logitech Raises Prices on Select Accessories Amidst Tariff Uncertainty

Logitech has increased prices on up to 25% of its product catalog, likely due to tariffs on goods imported from China. A YouTube video by Cameron Dougherty details the price hikes, affecting 51% of Logitech's products with an average increase of 14%. Products like the MX Master 3S mouse and Pro Racing Wheel saw significant price jumps, while others, such as the MX Ergo and G703 gaming mouse, remained unchanged. This comes after Logitech withdrew its financial outlook due to tariff uncertainty, suggesting broader industry shifts. As a major peripheral manufacturer, Logitech's pricing often influences competitors. While some prices increased substantially, Amazon may offer better deals on some items.

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Hardware

Streaming Wars: Lost in the Content Jungle

2025-05-29
Streaming Wars: Lost in the Content Jungle

This article details the struggles of finding specific movies and TV shows in the age of streaming. The sheer volume of choices, coupled with poor user interfaces and ad-laden platforms, makes finding a particular film a Herculean task. Even avid moviegoers find themselves lost in a sea of endless titles. The author explores how technological advancements have paradoxically hindered art appreciation and calls for solutions, such as revisiting the theatrical experience or leveraging traditional methods like libraries to discover new films.

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Roman Ruins Unearthed in London Lead to Plans for a New Museum

2025-04-22
Roman Ruins Unearthed in London Lead to Plans for a New Museum

The discovery of Roman ruins, believed to be London's first 'city hall', during excavations for a skyscraper in the City of London has led to revised plans for the building. A free museum dedicated to Roman London's history will now occupy the basement level. The museum will feature an immersive display of the ruins, educational spaces, and will be curated in partnership with the Museum of London. The development's design has been altered to accommodate the museum, including a shorter tower and fewer lifts. However, the ground floor's public hall and accompanying cafes and restaurants are expected to benefit from increased foot traffic. The amended plans are awaiting approval from the City of London.

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DeepSeek v3: Significant Improvements to the Transformer Architecture

2025-01-28
DeepSeek v3:  Significant Improvements to the Transformer Architecture

DeepSeek v3 achieves state-of-the-art benchmark performance with significantly less compute than comparable models. This is due to key architectural improvements: Multi-head Latent Attention (MLA) drastically reduces KV cache size without sacrificing model quality; improved Mixture-of-Experts (MoE) tackles routing collapse via auxiliary-loss-free load balancing and shared experts; and multi-token prediction boosts training efficiency and inference speed. These improvements demonstrate a deep understanding of the Transformer architecture and point the way forward for large language models.

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AI

Are FreeBSD Jails Containers? A Debate on Definitions

2025-04-08
Are FreeBSD Jails Containers? A Debate on Definitions

This article explores the debate surrounding whether FreeBSD Jails are containers. Proponents argue Jails predate Docker and Podman, and are considered containers by FreeBSD developers like Allan Jude. They contend that limiting the definition of 'container' to Linux's Docker/Podman ecosystem ignores long-standing OS-level virtualization in BSD. Opponents argue Jails lack OCI container features like image abstraction and deployment models, and calling them containers misleads users and hinders FreeBSD adoption. The core issue is a divergence in understanding 'container': as a broad term for OS-level virtualization or specifically as technology adhering to OCI standards.

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Development Jails

De-extinction: A Distraction from Real Conservation?

2025-04-20
De-extinction: A Distraction from Real Conservation?

While the Trump administration cuts funding for crucial research, it champions de-extinction. Colossal Biosciences' creation of gray wolf pups with dire wolf genes is used to justify weakening the Endangered Species Act. Bioethicists and conservationists express concern, highlighting the inefficiency and ethical questions surrounding this technology. They argue it distracts from addressing the root causes of extinction: habitat loss and human-wildlife conflict. The focus should remain on protecting existing species and ecosystems, rather than pursuing the flashy but potentially flawed pursuit of de-extinction.

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Tech

Dauug|36: A Secure 36-Bit Minicomputer Built for Longevity

2025-04-22

Dauug|36 is a 36-bit minicomputer architecture designed for owner-built CPUs, controllers, and minicomputers. It boasts a remarkably secure design, eschewing features like DRAM, memory caching, speculative execution, and out-of-order execution, thereby eliminating many common vulnerabilities (Rowhammer, Spectre, Meltdown, stack overflows). This open-source project requires only maker-scale assembly tools, making it buildable anywhere. Its simple design prioritizes security, aiming for a single build, lifetime device that needs no security updates. The key philosophy: low complexity equals high security.

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Hardware minicomputer

Microsoft's 2025 Layoff Plan: Streamlining Management, Boosting Efficiency

2025-04-13
Microsoft's 2025 Layoff Plan: Streamlining Management, Boosting Efficiency

Microsoft is reportedly planning another round of layoffs in May 2025, aiming to streamline its organizational structure by cutting middle management and non-technical roles. The goal is to improve efficiency and increase the engineer-to-non-engineer ratio within project teams, mirroring similar moves by tech giants like Google and Amazon.

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Will OAuth Save MCP? A Look at Security in Model Context Protocols

2025-04-20
Will OAuth Save MCP? A Look at Security in Model Context Protocols

Anthropic's Model Context Protocol (MCP) offers a simple way to integrate models, tools, and APIs, but its security is a concern. This article explores whether using OAuth as an identity layer for MCP is sufficient. While OAuth provides tokens, identifying clients and accessed resources, it doesn't solve all security problems, such as strong authentication, preventing credential theft, device identification, attribute-based access control, etc. The author argues that relying solely on OAuth is insufficient to address the new security risks posed by MCP. Infosec teams need to delve deeper into identity proxies and access policies to address the internal and external attack surfaces introduced by MCP.

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Tech

DVMCP: A Deliberately Vulnerable Model Context Protocol Implementation

2025-04-16
DVMCP: A Deliberately Vulnerable Model Context Protocol Implementation

DVMCP is a deliberately vulnerable implementation of the Model Context Protocol (MCP) designed for educational purposes. It features 10 progressively challenging scenarios demonstrating various vulnerabilities and attack vectors, including prompt injection, tool poisoning, excessive permissions, rug pull attacks, tool shadowing, indirect prompt injection, token theft, malicious code execution, remote access control, and multi-vector attacks. This project aims to educate security researchers, developers, and AI safety professionals about potential security risks in MCP implementations and mitigation strategies.

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Development

Mysterious SSH Password Disable Bug on Ubuntu 24.04

2025-04-06

Disabling SSH password access over the internet while allowing it on the local LAN on an Ubuntu 24.04 server seemed straightforward using sshd_config. However, a custom configuration file in /etc/ssh/sshd_config.d/ was ignored after restarting the SSH daemon. The culprit was sshd_config's 'first-come, first-served' configuration rule, and a system-generated '50-cloud-init.conf' file containing 'PasswordAuthentication yes', which loaded before the custom file. Renaming the custom configuration file to '10-no-passwords.conf' solved the problem by ensuring it loaded first.

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Development Server Configuration

SUMO: Build Your Virtual Traffic World

2025-07-31
SUMO: Build Your Virtual Traffic World

SUMO is an open-source microscopic traffic simulation software that lets you build and simulate complex traffic systems. It supports features like automated driving integration, C2X communication, traffic management, and multimodal traffic simulation. Import road networks from various formats and generate realistic traffic demands. Whether researching traffic efficiency or testing autonomous driving algorithms, SUMO offers powerful simulation capabilities and runs on Windows, Linux, and macOS.

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Texas' AI Boom Fuels a Gas-Guzzling Energy Crisis

2025-06-06
Texas' AI Boom Fuels a Gas-Guzzling Energy Crisis

Texas is experiencing a rapid expansion of AI data centers, leading to a fierce debate over energy sources. To quickly meet the massive energy demands of AI giants, many developers are building their own natural gas power plants instead of waiting for grid connections. This fuels enormous gas demand, exacerbating air pollution and greenhouse gas emissions. While some projects explore renewables, lengthy grid connection wait times make gas the faster option. This trend aligns with Texas' pro-gas policies, but sparks concerns from environmentalists and residents worried about environmental damage and quality of life. Simultaneously, Texas' legislature has enacted policies restricting renewable energy development, fueling further controversy.

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Tech

Mbed TLS Port for Classic Mac OS: A Retro-Tech Challenge

2025-04-11
Mbed TLS Port for Classic Mac OS: A Retro-Tech Challenge

A developer successfully ported Mbed TLS to Classic Mac OS 7/8/9, a remarkable feat. The project overcame numerous hurdles, including the limitations of C89/C90 compilers lacking modern C features and the idiosyncrasies of the Mac's file system. The developer implemented 64-bit integer emulation and a custom entropy collection system, ultimately enabling a basic HTTPS GET request on a classic Mac. While security limitations exist, the project showcases a passion for retro technology and impressive programming skills.

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Development Retro Programming

DARPA's AI-Powered Push to Exponentiate Math Research

2025-04-28
DARPA's AI-Powered Push to Exponentiate Math Research

DARPA, believing mathematical advancement is too slow, launched expMath to accelerate research using AI. The project aims to create an AI 'co-author' capable of proposing and proving mathematical abstractions. While AI excels at basic math, tackling advanced concepts poses a significant hurdle. The project's success hinges on overcoming this limitation, potentially requiring approaches beyond current large language model technology and exploring alternative methods like visual or auditory input.

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AI

US Academic Arrested in Thailand for Lèse-Majesté: A Blow to Academic Freedom

2025-04-08
US Academic Arrested in Thailand for Lèse-Majesté: A Blow to Academic Freedom

Paul Chambers, a US academic teaching in Thailand, faces up to 15 years in prison on charges of lèse-majesté, sparking international concern over Thailand's strict laws and the suppression of free speech. Chambers denies the charges, claiming he didn't author or publish the implicated content. The US State Department has expressed concern and is providing consular assistance. This case highlights Thailand's crackdown on dissent and the ongoing suppression of political activists.

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Tech

The PhD Trap and the Future of College Towns

2025-04-18
The PhD Trap and the Future of College Towns

This interview features Ryan Allen, a professor of international education at the University of America in Southern California, and author of the newsletter "College Towns." Allen discusses his shift from academic publishing to public writing, the challenges facing higher education, and how colleges can better integrate with their communities through thoughtful urban design. He highlights the oversupply of PhDs leading to a shrinking job market, advising caution against pursuing doctorates. He explores the relationship between colleges and their surrounding communities, noting the role of universities in preserving older neighborhoods and fostering urban development while also acknowledging the persistent "town and gown" conflict. Allen advocates for a more practical approach to higher education, emphasizing better community integration and addressing housing shortages.

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Misc

Personal Humanoid Robots: A New Space Race?

2025-04-23

Personal humanoid robots are rapidly advancing, poised to revolutionize daily life much like the personal computer revolution. They promise to handle household chores, tutor children, and assist the elderly. This article explores how open-source AI and garage innovators are driving this movement, similar to the early days of personal computing, and the resulting cultural shift. Humanoid robots excel due to their compatibility with human environments, superior dexterity, mobility, and human-robot collaboration. However, cost, reliability, and potential security risks remain challenges. A competition between China and the US is underway, with both vying for technological and economic dominance, creating geopolitical tension.

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Landsat 7: A 25-Year Legacy of Earth Observation Concludes

2025-06-05
Landsat 7: A 25-Year Legacy of Earth Observation Concludes

After a remarkable 25-year mission, the Landsat 7 satellite, a joint project of the USGS and NASA, has officially been decommissioned. From its first image of the Las Vegas area on July 4, 1999, to its final capture on May 28, 2024, Landsat 7 provided invaluable data for Earth observation, documenting urban sprawl, environmental changes, and significant historical events. While Landsat 7 concludes its mission, Landsat 8 and 9 continue the legacy, with Landsat Next planned for launch in the early 2030s. Landsat 7's imagery will remain archived at the USGS Earth Resources Observation and Science Center, supporting ongoing scientific research and decision-making.

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Tech

Recursive Magic: Defining e^x and Trig Functions with Infinite Python Generators

2025-04-21
Recursive Magic: Defining e^x and Trig Functions with Infinite Python Generators

This post showcases a clever trick using infinite Python generators to recursively define mathematical functions. By recursively defining a generator for positive integers and leveraging Taylor series expansions, the author demonstrates how to generate the Taylor series coefficients for e^x, sin x, and cos x recursively, relying only on their integral relationships without predefining their expressions. The post also includes an optimization using a memoize decorator to improve performance and avoid recursion depth limits.

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Development Infinite Generators

AI Training Data Bots Overwhelm Digital GLAM Collections

2025-06-17
AI Training Data Bots Overwhelm Digital GLAM Collections

In late 2024, reports emerged of online cultural heritage collections struggling under the weight of AI training data bots scraping their data. A GLAM-E Lab survey revealed this wasn't isolated; many institutions experienced similar issues, with bots overwhelming systems and causing outages. Traditional methods like robots.txt proved ineffective. Institutions are implementing various countermeasures, but long-term solutions remain elusive. The impact highlights the tension between open access and the unsustainable costs of providing data to AI training.

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Tech Bots GLAM

arXivLabs: Community Collaboration on New arXiv Features

2025-02-27
arXivLabs: Community Collaboration on New arXiv Features

arXivLabs is a framework enabling collaborators to develop and share new arXiv features directly on the website. Individuals and organizations involved share arXiv's values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only works with partners who adhere to them. Have an idea to improve the arXiv community? Learn more about arXivLabs.

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Development

Model Context Protocol (MCP) Update: Enhanced Security and Functionality

2025-06-19

The Model Context Protocol (MCP) has released a new version with key updates including: removal of support for JSON-RPC batching; addition of support for structured tool output; classification of MCP servers as OAuth Resource Servers with added protected resource metadata to discover the corresponding Authorization server; requiring MCP clients to implement Resource Indicators as described in RFC 8707 to prevent malicious servers from obtaining access tokens; clarification of security considerations and best practices in the authorization spec and a new security best practices page; addition of support for elicitation, enabling servers to request additional information from users during interactions; addition of support for resource links in tool call results; requiring the negotiated protocol version to be specified via MCP-Protocol-Version header in subsequent requests when using HTTP; changing SHOULD to MUST in Lifecycle Operation; and other schema changes such as adding a _meta field to additional interface types, adding a context field to CompletionRequest, and adding a title field for human-friendly display names. The full changelog is available on GitHub.

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Development Protocol Update

GiveCampus Hiring Senior Software Engineer (Remote)

2025-04-22
GiveCampus Hiring Senior Software Engineer (Remote)

GiveCampus, a leading fundraising platform for non-profit educational institutions, is hiring a Senior Software Engineer. Backed by Y Combinator and boasting six years of profitability and impressive growth, GiveCampus offers a remote-first opportunity with competitive compensation and benefits. The ideal candidate will have 8+ years of full-stack experience, proficiency in Ruby, Python, or Javascript/Node.js, familiarity with various databases and frameworks, and excellent teamwork skills. The role involves working on large-scale projects and contributing significantly to the platform's future.

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Development

arXivLabs: Experimenting with Community Collaboration

2025-04-20
arXivLabs: Experimenting with Community Collaboration

arXivLabs is a framework for collaborators to build and share new arXiv features directly on the website. Individuals and organizations involved share arXiv's values of openness, community, excellence, and user data privacy. arXiv only partners with those who uphold these principles. Got an idea to improve the arXiv community? Learn more about arXivLabs.

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Development

NVIDIA's AI Hegemony: A Looming Decline?

2025-04-21
NVIDIA's AI Hegemony: A Looming Decline?

NVIDIA, riding the wave of the AI boom and its GPU monopoly, has become the fastest-growing hardware company in history. However, its long-term dominance is facing serious challenges. Hyperscalers (Google, Microsoft, Amazon, and Meta) are aggressively consolidating AI demand, developing competitive chips, and building vertically integrated distributed systems, making it difficult for NVIDIA to supply. Simultaneously, the sheer scale of compute needs has hit limits on capex, power availability, and infrastructure development, leaving smaller cloud providers struggling. NVIDIA's revenue is increasingly reliant on a few large customers, who are actively developing alternatives, leaving NVIDIA's future uncertain.

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Tech
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