AT&T's 5G Expansion Plan Sparks Outrage from Small ISPs

2025-06-09
AT&T's 5G Expansion Plan Sparks Outrage from Small ISPs

AT&T's proposal to reallocate the Citizens Broadband Radio Service (CBRS) spectrum from the 3.5 GHz band to the 3.1-3.3 GHz band to expand its 5G network has sparked outrage among small internet service providers (ISPs). They argue this move will render their existing equipment obsolete and stifle internet connectivity in rural areas. Small ISPs highlight CBRS's crucial role in broadband access in underserved areas, calling AT&T's plan a grab for America's digital future. The Department of Defense also expressed concerns, citing potential non-adherence to established coordination conditions by non-federal users.

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Tech small ISPs

Meta and Yandex Data Harvesting Scandal: Is Your Privacy Safe?

2025-06-07
Meta and Yandex Data Harvesting Scandal: Is Your Privacy Safe?

The Washington Post reports that Meta's Facebook and Instagram apps were siphoning user data through a digital backdoor for months. Researchers found that Meta and Yandex bypassed Google's privacy and security protections for Android devices, rendering privacy settings ineffective. The article recommends: Stop using Chrome, switch to Firefox, Brave, or DuckDuckGo; delete Meta and Yandex apps from your phone; be aware that even without Meta apps, Meta might still harvest your web activity data. This highlights privacy vulnerabilities in web browsers and apps, urging users to prioritize data security.

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Tech

Cosmic Void: Are We Living in a Giant Void?

2025-07-29
Cosmic Void: Are We Living in a Giant Void?

New research suggests we might reside within a vast cosmic void, potentially resolving the 'Hubble tension'—the discrepancy in the universe's expansion rate. Analyzing the 'sound' of the early universe (baryon acoustic oscillations), researchers found our local region has roughly 20% lower matter density than average. This low-density void would gravitationally affect observations, making the universe appear to expand faster, aligning with measurements. The study concludes that a universe model incorporating a local void is significantly more likely than one without, offering a novel perspective on a long-standing cosmological puzzle.

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Deep Dive into JVM Startup

2025-01-09

Billy Korando from Oracle's Java team published an in-depth article on January 9, 2025, exploring the intricacies of JVM startup. The article provides a detailed look into the internal mechanisms of JVM initialization, offering valuable insights for Java developers. Readers are encouraged to check the video description for further information.

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Development

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

The Hidden Costs of SaaS: More Than You Think

2025-06-06
The Hidden Costs of SaaS: More Than You Think

Developers are often told to focus on their product and leave the rest to SaaS vendors. But integrating third-party services (authentication, queuing, file storage, image optimization, etc.) comes at a cost, not just in dollars but in time, friction, and mental overhead. This article outlines five hidden taxes: discovery tax (evaluating services), sign-up tax (registration and payment), integration tax (code integration and debugging), local development tax (local environment configuration), and production tax (production deployment and maintenance). The author argues that instead of constantly integrating various SaaS services, it's better to choose an integrated platform (like Cloudflare or Supabase) to avoid repetitive costs and hassles, thereby improving development efficiency.

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Development

Chicago Parking Ticket Data Battle: Lessons from a FOIA Lawsuit

2025-03-03

This article recounts the author's experience battling the City of Chicago in a FOIA lawsuit over access to the schema of its parking ticket database (table and column names). Initially, the author requested the data using an SQL query, but the city refused, citing security concerns. Despite winning at trial, the Illinois Supreme Court overturned the decision, significantly broadening the ability of public agencies to deny FOIA requests. The case highlights the difficulties of government data transparency and the importance of data dictionaries in simplifying access. The author also notes Chicago's failed attempt at a data dictionary, "Metalicious," further complicating data access.

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Apache Iceberg: Revolutionizing Geospatial Data Lakes

2025-04-12
Apache Iceberg: Revolutionizing Geospatial Data Lakes

Apache Iceberg, an open table format, now supports geometry data columns, a game-changer for geospatial data users. Traditional methods struggle with datasets exceeding a million features, but Iceberg, built on Parquet, offers blazing-fast reads and scalability for massive datasets. It provides developer-friendly features like DML operations (insert, update, merge, delete), versioning, and time travel, addressing data lake limitations like unreliable transactions and concurrency issues. Iceberg supports geospatial delete operations, time travel, and upserts, along with schema enforcement, evolution, efficient file listing, and small file compaction. Its merge-on-read capability drastically improves DML performance. Iceberg offers a superior alternative to traditional geospatial data handling, significantly improving performance and reliability.

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Novels: Simulators for Deeper Self-Understanding

2025-06-04
Novels: Simulators for Deeper Self-Understanding

This article explores the benefits of reading novels, especially when facing complex life decisions. The author cites Robert Johnson's "Farsighted," arguing that novels act as simulators, helping us practice handling life's multifaceted problems, similar to the dilemmas faced by characters in George Eliot's "Middlemarch." Silicon Valley executive Patrick Collison's attempt to improve his understanding of human nature by reading classic novels supports this. The article further explores novels' roles in moral improvement and psychological healing, as well as their potential negative impacts. Ultimately, it concludes that novels are indispensable tools for understanding life's complexities, valuable for handling those life problems that can't be solved with simple equations.

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Misc novels

Modern LaTeX: A Quick Start Guide

2025-05-05
Modern LaTeX: A Quick Start Guide

Tired of outdated LaTeX tutorials? This modern guide provides a quick start, ditching the obsolete knowledge of the 90s and focusing on practical tips. It includes a PDF download link and detailed instructions on installing LuaLaTeX, configuring fonts (like Garamond Premier, Neue Haas Grotesk, etc.), and using latexmk or manual compilation. The guide also encourages reader contributions and suggestions.

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Development

EU Launches Rival Vulnerability Database as US CVE Program Faces Uncertainty

2025-05-13
EU Launches Rival Vulnerability Database as US CVE Program Faces Uncertainty

Amidst US budget cuts and uncertainty surrounding its CVE program, the EU has launched its own vulnerability database, the EUVD. This streamlined platform offers real-time monitoring of critical and actively exploited vulnerabilities, providing a stark contrast to the US NVD's struggles with backlogs and navigation. The EUVD features both CVE and its own unique identifiers, prominently displaying critical and exploited vulnerabilities. This move significantly bolsters EU cybersecurity capabilities and offers a viable alternative globally.

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arXivLabs: Community Collaboration on New arXiv Features

2025-05-13
arXivLabs: Community Collaboration on New arXiv Features

arXivLabs is a framework enabling collaborators to develop and share new arXiv features directly on the website. Participants must adhere to arXiv's values of openness, community, excellence, and user data privacy. Got an idea to enhance the arXiv community? Learn more about arXivLabs.

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Development

Tilt: Streamlining Kubernetes Microservice Development

2025-04-26
Tilt: Streamlining Kubernetes Microservice Development

Tilt simplifies Kubernetes microservice development by automating the entire process from code changes to new processes, including file watching, container image building, and environment updates. Say goodbye to cumbersome `docker build && kubectl apply` commands. Tilt offers comprehensive tutorials and guides, supports multiple programming languages, and boasts an active community and well-maintained documentation. Even Kubernetes newcomers can quickly get started and boost their development efficiency.

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Development Dev Tool

arXivLabs: Community Collaboration on arXiv Feature Development

2025-08-30
arXivLabs: Community Collaboration on arXiv Feature Development

arXivLabs is an experimental framework enabling collaborators to develop and share new arXiv features directly on the website. Participants, individuals and organizations alike, embrace arXiv's values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only partners with those who share them. Got an idea for a valuable community project? Learn more about arXivLabs!

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Development

Massive Data Breach Exposes 184 Million Account Credentials

2025-05-26
Massive Data Breach Exposes 184 Million Account Credentials

Security researcher Jeremiah Fowler uncovered a massive, unencrypted online database containing over 184 million unique account credentials. The database, easily accessible without password protection, included usernames, passwords, emails, and URLs for various services like Google, Microsoft, Apple, and even bank and government accounts. The data, likely collected by infostealer malware, poses significant risks including account takeovers, identity theft, ransomware attacks, and corporate espionage. Fowler contacted the hosting provider for removal and advises users to adopt strong password practices, utilize multi-factor authentication, employ password managers, and regularly monitor account activity for enhanced security.

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Tech

Intel and TSMC JV: A Lifeline for the Struggling Chip Giant?

2025-04-04
Intel and TSMC JV: A Lifeline for the Struggling Chip Giant?

Intel and TSMC have reportedly reached a preliminary agreement to form a joint venture to operate Intel's US factories, with TSMC taking a 20% stake. This move could be a lifeline for Intel, which has struggled after missing the AI boom, suffering massive losses, and witnessing a significant stock price drop. Intel's previous attempts to manufacture chips for external clients faced challenges due to lagging customer service compared to TSMC, resulting in delays and failed tests. The success of this collaboration remains to be seen.

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Tech

Apple Accused of Colluding with Sony Music to Remove Musi App

2025-05-27
Apple Accused of Colluding with Sony Music to Remove Musi App

Musi app developers are accusing Apple of colluding with Sony Music and YouTube to secretly remove their app. Court documents reveal that Apple senior legal director Elizabeth Miles secretly contacted Sony Music executives to seek the removal of the Musi app. Apple tried to block key witnesses from testifying, including in-house counsel Violet Evan-Karimian, responsible for the removal decision, and Arun Singh, who handled the liaison with YouTube. Musi claims Apple's actions constitute a "backchannel scheme," while Apple denies this, stating that the complaint was never closed and YouTube was actively involved. This case raises concerns about Apple's App Store review process and the abuse of power by large tech companies.

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Tech Music App

Evolution's Surprise: Bursts of Change Rewrite the Story of Life

2025-09-02
Evolution's Surprise: Bursts of Change Rewrite the Story of Life

A new study challenges the traditional Darwinian view of gradual evolution, revealing bursts of rapid change in the history of life. Researchers used mathematical models to analyze evolutionary data from diverse organisms, including cephalopods, proteins, and human languages. They found that evolution isn't always slow and steady, but instead features concentrated periods of rapid evolution clustered at branching points in the evolutionary tree. This supports the punctuated equilibrium theory, suggesting species can remain stable for long periods before abruptly transforming into new species. The study offers a new perspective on the complexity and diversity of life's evolution.

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Tidewave Web: In-Browser AI Coding Agent for Rails & Phoenix

2025-08-20

Dashbit introduces Tidewave Web, an AI coding agent running directly in the browser alongside your Rails and Phoenix web applications. It boasts full page and code context awareness, eliminating the constant switching between tools. Tidewave directly accesses your UI state, executes code, queries databases, monitors logs, and more. Users suggest improvements via a point-and-click inspector, and Tidewave automatically builds features and tests them in the browser. Currently supporting Rails and Phoenix, future support for React, Django, and other frameworks is planned. Tidewave changes the traditional AI coding paradigm by creating a shared context between the developer, agent, and web app, boosting development efficiency.

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Development Web development

Running Qwen3 Locally on Your Mac for Free: An Agentic Loop with Localforge

2025-05-01
Running Qwen3 Locally on Your Mac for Free: An Agentic Loop with Localforge

This post details running the powerful Qwen3 large language model on a Mac for free, integrating it into an agent using Localforge. The author meticulously guides the reader through installing the MLX library, setting up the model server, and configuring Localforge, showcasing both Ollama and MLX methods for running Qwen3. The author successfully uses the Qwen3 agent to execute tasks like listing files, even demonstrating a website created by the agent. The post highlights the feasibility of running powerful LLMs locally and building agents without cost.

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AI

Blazing Fast Pokémon Battle Engine in Zig

2025-06-01
Blazing Fast Pokémon Battle Engine in Zig

pkmn is a blazing fast Pokémon battle simulation engine written in Zig, over 1000× faster than patched Pokémon Showdown. It aims for frame-accurate, bug-for-bug compatibility with both the original game code and the Pokémon Showdown simulator. While not a full-featured simulator, it's a low-level library for building more advanced applications. Currently supporting Generations I and II, with plans for future generations.

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Game

Amiga OS Architecture: Lessons from a Legacy System

2025-06-01

This article delves into the Amiga OS API and ABI, focusing on its unique direct-call shared library approach, eliminating runtime linking. This is achieved by calling a table of branch instructions at a known location within the library. Exec.library, always at the same address, provides functions to get the addresses of other libraries' tables. This ABI is language-agnostic and functions even with modern memory protection. Amiga OS is further praised for its efficient kernel, messaging system, and Intuition windowing system, which enables asynchronous event handling, avoiding the program freezes common in modern systems. The design principles of Amiga OS remain relevant today.

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Development

Stop Building AI Agents!

2025-07-03
Stop Building AI Agents!

Hugo, an expert advising teams at Netflix, Meta, and the US Air Force on building LLM-powered systems, argues that many teams prematurely adopt AI agents, resulting in complex, hard-to-debug systems. He contends that simpler workflows like chaining, parallel processing, routing, and orchestrator-worker patterns are often more effective than complex agents. Agents are only the right tool when dealing with dynamic workflows requiring memory, delegation, and planning. The author shares five LLM workflow patterns and emphasizes the importance of building observable and controllable systems. Avoid agents for stable enterprise systems; they are better suited for human-in-the-loop scenarios.

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Development LLM Workflows

SPHEREx: NASA's All-Sky Mapping Observatory Begins Science Operations

2025-05-02
SPHEREx: NASA's All-Sky Mapping Observatory Begins Science Operations

After weeks of preparation, NASA's SPHEREx space observatory has commenced its science mission, capturing approximately 3,600 unique images daily to create an unprecedented map of the cosmos. Mapping the entire sky in 102 infrared wavelengths, SPHEREx aims to unlock mysteries about the universe's origins, galaxy evolution, and the building blocks of life. By using spectroscopy, it will create four all-sky maps, investigating cosmic inflation and searching for water in distant galaxies. The mission's vast dataset will be publicly available, furthering astronomical research.

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Yellowstone's Wolf Reintroduction: Aspen Saplings Thrive After 80-Year Absence

2025-07-27
Yellowstone's Wolf Reintroduction: Aspen Saplings Thrive After 80-Year Absence

For the first time in 80 years, a new generation of young aspen trees is flourishing in Yellowstone National Park's northern range, thanks to the reintroduction of gray wolves in 1995. The wolves' presence controlled elk populations, reducing overgrazing that had previously prevented aspen saplings from establishing themselves. A new study published in Forest Ecology and Management highlights the significant ecological benefits of restoring top predators. The recovery of aspen is boosting biodiversity, benefiting various species including berry-producing shrubs, insects, birds, and beavers.

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Deep Dive into the Internet's Core: A Practical Guide to Internet Sovereignty

2025-08-13
Deep Dive into the Internet's Core: A Practical Guide to Internet Sovereignty

Nick Bouwhuis's Chaos Computer Club talk offers a deep dive into how the internet works at its core, empowering you to participate. Learn about BGP, AS numbers, IP prefixes, and more. Ideal for sysadmins wanting to enhance their networking skills, aspiring ISP operators, or anyone curious about gaining internet sovereignty. The talk blends theory with practical steps to get started, including a tour of the speaker's own network setup and its uses.

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Neanderthal 'Fat Factory' Rewrites Understanding of Ancient Resource Management

2025-07-07
Neanderthal 'Fat Factory' Rewrites Understanding of Ancient Resource Management

A groundbreaking study published in Science Advances reveals that Neanderthals in central Germany 125,000 years ago employed sophisticated techniques to extract bone grease from large animals using water and heat. Discovered at the Neumark-Nord 2 site, this 'fat factory' demonstrates a level of nutritional planning and resource management previously unseen in Neanderthals. The findings challenge the stereotypical image of brutish cavemen, portraying Neanderthals as capable of complex social organization and advanced survival strategies with long-term environmental impacts.

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Tech

Kezurou-kai #39: A Deep Dive into Ultra-Thin Planing

2025-04-14
Kezurou-kai #39: A Deep Dive into Ultra-Thin Planing

I attended the 39th annual Kezurou-kai in Itoigawa, Niigata, Japan – a competition focused on creating the thinnest possible wood shavings using hand planes. Using 70mm kanna on hinoki wood, competitors aimed for sub-10 micron shavings. My team achieved decent results, but mastering sub-10 micron planing proved challenging, highlighting the crucial role of wood quality and moisture content. Beyond the competition, the event showcased various woodworking skills, tool sharpening techniques, and a passionate community. A truly inspiring experience!

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Who Needs a $120 Raspberry Pi 5?

2025-01-09

The Raspberry Pi 5 with 16GB of RAM, priced at $120, raises the question: who would buy it? While a compelling option for some, the author argues that the 2GB or 4GB versions offer better value for most users. However, the 16GB model shines for demanding applications like large language models and running multiple VMs or containers. Performance gains are also noted thanks to the new chip revision and SDRAM tuning. Ultimately, the 16GB Pi 5 targets users needing high memory and performance for specific tasks.

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Hardware 16GB RAM
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