Building a Powerful Family AI Assistant with a Simple SQLite Database

2025-04-14
Building a Powerful Family AI Assistant with a Simple SQLite Database

This article details Stevens, a family AI assistant built using a simple SQLite database and cron jobs. It integrates calendar events, weather forecasts, and mail information, sending a daily briefing via Telegram. Stevens' architecture is straightforward: a central SQLite database storing various information and cron jobs importing data from sources like calendars, weather APIs, and email. The author emphasizes the simplicity and encourages readers to replicate and extend the project.

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Development

Simplifying LLM-Kafka Interaction with a Multiplexing MCP Tool

2025-04-21

This post details `kafka-mcp-server`, an LLM interface for Apache Kafka built using the Model Context Protocol (MCP). The author found that simple actions often required multiple MCP tool calls, leading to the development of a multiplexing tool. This tool allows for the simultaneous execution of multiple tools, using PROMPT_ARGUMENTs to pass results from earlier tools as arguments to later ones. This simplifies workflows involving sequential tool calls, such as listing Kafka topics, reading messages, and creating topic duplicates. Future plans include adding Lua interpretation and branching logic for enhanced functionality.

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Development

LLMs Explain Linear Programs: From Side Project to Microsoft Research

2025-02-10

Back in 2020, while working in Google's supply chain, the author developed a side project to help understand linear programs (LPs). When LPs become complex, understanding their results is challenging even for experts. The author's approach involved interactively modifying the model and diffing the results to explain model behavior, finding that adding semantic metadata simplified the process. Recently, Microsoft researchers published a paper using Large Language Models (LLMs) to translate natural language queries into structured queries, achieving a similar outcome. The author believes LLMs are a great fit for translating human ambiguity into structured queries, processed by a robust classical optimization system, with results summarized by the LLM. While the author's early work remained unpublished, he argues that understanding explanations of simpler systems is crucial for explaining more complex AI systems.

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AI Browser Vulnerability: Indirect Prompt Injection Attacks

2025-08-24
AI Browser Vulnerability: Indirect Prompt Injection Attacks

Brave's security team discovered a critical vulnerability in AI browsers like Perplexity Comet: attackers can embed malicious instructions in web pages, tricking the AI assistant into performing unauthorized actions such as accessing user bank accounts or stealing passwords. The attack exploits the AI assistant's inability to distinguish between user instructions and webpage content, bypassing traditional web security mechanisms. This vulnerability highlights the importance of AI browser security, requiring browser vendors to prioritize security before deploying powerful AI agent capabilities.

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Tech

Nottingham Scientists Discover New Type of Magnetism with Potential to Revolutionize Digital Devices

2024-12-16

Researchers at the University of Nottingham have discovered a new class of magnetism called 'altermagnetism,' where magnetic building blocks align antiparallel but with a rotated structure. Published in Nature, this finding could revolutionize digital devices. Altermagnets promise a thousand-fold increase in the speed of microelectronic components and digital memory, while offering improved robustness and energy efficiency, and reducing reliance on rare and toxic heavy elements. The team used X-ray imaging at the MAX IV facility in Sweden to confirm the existence and controllability of this new magnetic order.

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The Gap Between Strong and Weak Engineers

2024-12-27

This article explores the capabilities that differentiate strong engineers from average ones. Strong engineers can accomplish tasks that weaker engineers cannot, such as resolving complex bugs, improving legacy code, and undertaking significant architectural overhauls. Weaker engineers struggle with these tasks even with ample time. The article highlights that strong engineers are not simply more efficient but possess the ability to solve complex problems, while weaker engineers are virtually incapable of completing most engineering tasks. The article also offers advice on collaborating with weaker senior engineers, emphasizing the need to be kind but protective of one's time, avoiding excessive demands.

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Development engineer capabilities

Alibaba's Pingtouge AI Chip Outperforms Nvidia's A800 in Key Metrics

2025-09-17
Alibaba's Pingtouge AI Chip Outperforms Nvidia's A800 in Key Metrics

CCTV News reported that Alibaba's Pingtouge's latest AI chip, PPU, surpasses Nvidia's A800 in key parameters, rivaling the H20. The PPU boasts 96GB HBM2e memory, 700GB/s inter-chip interconnect bandwidth, PCIe 5.0×15 interface, and a 400W power consumption. China Unicom's Sanjiangyuan Green Electricity Intelligent Computing Center project has signed agreements for 1747 devices, including 16,384 Pingtouge chips from Alibaba Cloud, delivering 1945P computing power, highlighting the rise of domestic AI chips and their adoption in large-scale projects.

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SSHTron: A Multiplayer Lightcycle Game Over SSH

2025-06-14
SSHTron: A Multiplayer Lightcycle Game Over SSH

SSHTron is a multiplayer lightcycle game playable via SSH. Simply connect to sshtron.zachlatta.com and start playing. Use WASD or vim keys to control your cycle. Seven colors are available. Built in ~20 hours at BrickHack 2, the code quality is a work in progress. The project is open-source and supports Docker and Raspberry Pi deployments. A security warning notes potential vulnerabilities (CVE-2016-0777) related to SSH clients; updating your client is recommended.

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Game

Running Steam on an Orange Pi 5 Plus: A Ludicrously Neat Experiment

2025-03-23
Running Steam on an Orange Pi 5 Plus: A Ludicrously Neat Experiment

The author details a six-step process for installing Steam on an Orange Pi 5 Plus, involving Armbian installation, adding Box86/64 repositories, installing dependencies, and further configuration. While successful, performance is inconsistent, with most tested games running at 720p and barely exceeding 30 FPS. The author concludes it's more a fun technical challenge than a practical gaming solution, although future improvements from Collabora and Valve's ARM initiatives might change that.

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Hardware

Bonobos' Complex Language: Beyond the Sum of its Parts

2025-04-03
Bonobos' Complex Language: Beyond the Sum of its Parts

Swiss scientists have discovered that bonobos can combine simple vocalizations into complex semantic structures, meaning their communication is more than just a sum of individual calls; it exhibits non-trivial compositionality—a trait once thought to be uniquely human. Researchers built a massive database of bonobo calls and used distributional semantics to decipher their meaning, offering a valuable insight into bonobo communication in the wild. This research was laborious, requiring researchers to wake early, trek to bonobo nests, and record calls and contextual information throughout the day.

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AI bonobos

Apple Eyes Anthropic or OpenAI AI to Revamp Siri

2025-07-01
Apple Eyes Anthropic or OpenAI AI to Revamp Siri

Apple is reportedly considering using AI technology from Anthropic or OpenAI to power a new version of Siri, potentially sidelining its own in-house models. This move aims to revitalize Apple's lagging AI efforts. Discussions have included integrating the companies' large language models onto Apple's cloud infrastructure for testing.

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Tech

Honest Achmed's Hilarious Attempt to Become a Mozilla Root CA

2025-01-18

Honest Achmed, an individual, submitted a request to add his root certificate to Mozilla's trusted store. His application, filled with humor and irony, detailed an ambitious business plan: sell enough certificates to become 'too big to fail', thus sidestepping regulation. Mozilla ultimately rejected the application as invalid, but the Bugzilla thread sparked a lively discussion amongst developers, filled with jokes and commentary on the state of the CA industry.

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Colt Telecom Suffers Data Breach: Warlock Ransomware Gang Demands $200,000

2025-08-23
Colt Telecom Suffers Data Breach: Warlock Ransomware Gang Demands $200,000

UK telecommunications company Colt Technology Services has confirmed a data breach, with the Warlock ransomware gang auctioning off stolen customer data on the dark web. The gang claims to possess 1 million documents, including financial information, network architecture data, and customer details, for a price tag of $200,000. Colt has issued a security advisory and offers customers a list of leaked filenames. The attack exploited a SharePoint vulnerability, highlighting significant cybersecurity risks.

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Tech

arXivLabs: Experimental Projects with Community Collaborators

2025-02-10
arXivLabs: Experimental Projects with Community Collaborators

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 only partners with those who adhere to these principles. Got an idea to enhance the arXiv community? Learn more about arXivLabs.

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Development

arXivLabs: Experimental Projects with Community Collaborators

2025-05-17
arXivLabs: Experimental Projects with Community Collaborators

arXivLabs is a framework enabling collaborators to develop and share new arXiv features directly on the arXiv website. Individuals and organizations working with arXivLabs embrace our values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only partners with those who share them. Have an idea for a project that will benefit the arXiv community? Learn more about arXivLabs.

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Development

EU Regulations to End Android's Openness?

2025-08-02
EU Regulations to End Android's Openness?

The European Union's Radio Equipment Directive (RED) will take effect on August 1, 2025, with cybersecurity requirements significantly impacting the openness of Android smartphones. The directive mandates manufacturers to block unauthorized software installation, use Secure Boot to verify firmware authenticity, and ensure only signed ROMs can run. This means features like bootloader unlocking will disappear, reducing user and enterprise software control, making Android devices in Europe more iOS-like. Samsung has preemptively removed bootloader unlocking in its OneUI 8 update, and other manufacturers like Xiaomi and Google will have to follow suit to comply. This change enhances security but marks the end of an era of open Android customization.

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Tech

Safely Using snprintf: Avoid Buffer Overflows

2025-08-19
Safely Using snprintf: Avoid Buffer Overflows

This article highlights a lesser-known feature of the `snprintf` function: its ability to determine the required buffer size before formatting, thus preventing buffer overflows. By calling `snprintf` twice – once with `NULL` and 0 to get the size, and again with a properly allocated buffer – the need for manual buffer size calculations is eliminated. The author also recommends a lightweight header-only library for easier usage.

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Development buffer overflow

No More New Computers: A Decade-Long Hardware Plan

2025-01-12

The author reflects on the breakneck pace of computer hardware upgrades in the 90s and 2000s, contrasting it with the current state. He argues that even high-end CPU performance gains are no longer necessary for average users. Using personal experience, the author demonstrates how a 2011 i5 system still meets his needs, and his 2019 Ryzen 5 3600 upgrade remains highly efficient. He concludes that barring unforeseen circumstances, he will no longer buy new computers, instead relying on used, slightly older components from the secondary market, achieving a decade-long hardware plan.

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Wikimedia's Infrastructure Under Siege: The AI Data Scraping Tsunami

2025-05-02
Wikimedia's Infrastructure Under Siege: The AI Data Scraping Tsunami

Since early 2024, demand for Wikimedia's content, particularly the 144 million images and files on Wikimedia Commons, has skyrocketed. This surge is driven by AI models training on the open data, leading to a 50% increase in bandwidth usage from scraping bots. This unprecedented load strains Wikimedia's infrastructure, causing slowdowns and escalating costs. A shocking 65% of expensive traffic originates from bots, disproportionate to their 35% share of overall page views. Wikimedia calls for responsible data usage, urging developers to utilize supported access channels to ensure the sustainability of its free knowledge resources.

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Tech

Hyper: A Standards-First React Alternative (Developer Preview)

2025-05-09
Hyper: A Standards-First React Alternative (Developer Preview)

Hyper is a standards-first markup language for building UIs, offering a clean syntax for creating complex interfaces. Unlike React's monolithic architecture, Hyper prioritizes separating logic, structure, and styling, returning to HTML, CSS, and JavaScript standards. This results in simpler, more scalable, and maintainable UIs. The article compares Hyper and React in building simple and complex components, highlighting Hyper's decoupled design system. Future plans include full-stack applications and generative UIs, challenging React's dominance by focusing on simplicity and web standards.

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Development

YouTube's New AI-Powered Ads: A Double-Edged Sword?

2025-05-18
YouTube's New AI-Powered Ads: A Double-Edged Sword?

YouTube unveiled "Peak Points," a new ad format using Google's Gemini AI to place ads at moments of peak viewer engagement. While this aims to maximize ad recall by capitalizing on heightened emotional responses, it risks frustrating viewers. Conversely, YouTube also announced shoppable ads, allowing purchases directly from the ad itself, potentially offering a more user-friendly experience.

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DECUServe: A Thriving Online Community for OpenVMS

2025-01-28

DECUServe is a vibrant online community for OpenVMS users, offering a wealth of resources and support. Boasting a massive knowledge base of problems and solutions, it's hosted numerous technical conferences (over fifty!). Users access conferences, libraries, and personal web pages via command line, browser, or newsreader. With SSH, SFTP, and DCLinabox access, collaboration is easy. A supportive, peer-to-peer environment, DECUServe is an invaluable resource for the OpenVMS community.

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Development Technical Support

Shakespeare in GTA V: A Lockdown Hamlet

2025-01-20
Shakespeare in GTA V: A Lockdown Hamlet

Two unemployed British actors recreated Shakespeare's Hamlet within the online world of Grand Theft Auto V during the COVID-19 lockdown. The resulting documentary, "Grand Theft Hamlet," follows their hilarious and challenging journey in recreating the play in virtual Los Santos. Facing in-game obstacles and unexpected player interactions, they improvise and persevere, culminating in a unique performance. The film showcases the creative potential of gaming as a medium while highlighting artists' resilience in the face of adversity.

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Headlight Brightness Wars: A Reddit-Fueled Battle Over Tech and Safety

2024-12-17
Headlight Brightness Wars: A Reddit-Fueled Battle Over Tech and Safety

The issue of excessively bright car headlights, particularly those using LEDs, has become increasingly contentious. The subreddit r/FuckYourHeadlights serves as a central hub for frustrated drivers, led by a front-end developer and a mechanical engineer. They're using data, research, and advocacy to pressure automakers and regulators to address the problem. The core argument revolves around auto manufacturers exploiting loopholes in outdated safety regulations to create excessively bright headlights while still meeting minimum standards. The debate centers on balancing brightness, visibility, and glare-related safety risks. While a solution remains elusive, this Reddit-fueled campaign has sparked a crucial conversation about automotive lighting technology and its unintended consequences.

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Voyager Probes: Breaking Through the Solar System's Firewall

2025-06-23
Voyager Probes:  Breaking Through the Solar System's Firewall

Launched in 1977, Voyager 1 and 2 have journeyed for decades, eventually breaching the Solar System's 'firewall' – the heliopause. Temperatures there reach 30,000-50,000 Kelvin, yet the probes survived due to the low particle density. Data confirms the heliopause isn't a rigid boundary, shifting with solar activity. Surprisingly, the magnetic field beyond is parallel to the inner heliosphere's field, a discovery defying prior assumptions. Voyagers continue transmitting invaluable data, offering unprecedented insights into interstellar space.

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EEG-Guided Anesthesia Significantly Reduces Anesthetic Use in Pediatric Surgery

2025-05-04
EEG-Guided Anesthesia Significantly Reduces Anesthetic Use in Pediatric Surgery

A randomized controlled clinical trial in Japan involving over 170 children aged 1-6 undergoing surgery demonstrates that using electroencephalogram (EEG) to monitor unconsciousness allows anesthesiologists to significantly reduce anesthesia dosage. Patients experienced faster recovery, a lower incidence of post-operative delirium, and shorter times for extubation, emergence from anesthesia, and post-acute care discharge. This EEG-guided approach not only improves patient outcomes but also reduces healthcare costs and the environmental impact of anesthetic gases like sevoflurane. The study validates the use of brainwave monitoring during surgery to optimize anesthesia delivery and improve patient care.

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Trump Team Purges National Security Council: Loyalty Checks Spark Controversy

2025-01-28
Trump Team Purges National Security Council: Loyalty Checks Spark Controversy

President-elect Trump's team is conducting political vetting of civil servants on the National Security Council (NSC), questioning their voting choices, political contributions, and social media posts. Some officials are being asked to demonstrate loyalty to Trump or face dismissal, raising concerns about the loss of expertise and diversity of opinion in policymaking. While the incoming administration has the right to choose a team aligned with its political vision, this approach risks stifling dissent and negatively impacting national security policy. The actions are reminiscent of the Trump administration's previous controversies surrounding whistleblowers.

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OpenAI's o1 Model Aces Codenames

2025-01-25
OpenAI's o1 Model Aces Codenames

OpenAI's o1 model played Codenames against itself, and the results were surprisingly impressive. Over 20 games, o1 consistently demonstrated strong reasoning and a vast knowledge base, both as clue-giver and guesser. Researchers noted o1's superior general knowledge compared to humans, cleverly connecting seemingly unrelated words. Examples included using "007" as a clue, and linking "mail," "lawyer," "line," and "log" with the single word "paper." This showcases the potential of large language models in strategic games, hinting at future applications in diverse game environments.

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Game

Microgravity: An Unexpected Accelerator for Cancer Research

2025-06-15
Microgravity: An Unexpected Accelerator for Cancer Research

While prolonged exposure to microgravity in space is detrimental to human health, it presents unique opportunities for cancer research. Scientists are leveraging the microgravity environment of the International Space Station (ISS) to conduct cancer testing, accelerating tumor growth and drug testing, and developing faster, more sensitive cancer screening techniques. In microgravity, cancer cells grow rapidly like bubbles, allowing researchers to easily test substances attached to the edges. One study even suggests a single drop of blood could be used for cancer detection in space. While limitations and high costs remain, the microgravity environment could revolutionize cancer treatment and drug development, potentially even aiding surgical recovery. The ISS's impending decommissioning adds urgency, pushing scientists to make breakthroughs within a limited timeframe.

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ParticleOS: A Fully Customizable Immutable Linux Distribution

2025-04-11
ParticleOS: A Fully Customizable Immutable Linux Distribution

ParticleOS is a unique immutable Linux distribution that lets users build and sign their own images, giving them complete control over system configuration. Users choose the base distribution (currently Arch and Fedora are supported) and the packages they want. System updates are handled by cloning the repository and running mkosi commands. Building systemd from source is recommended to ensure all features work correctly. ParticleOS uses the user's keys for Secure Boot signing and provides detailed installation instructions, including USB drive installation and systemd-homed configuration. In virtual machines, the default root password and username are both 'particleos'.

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