FLAME: A Lightweight Language Model for Spreadsheet Formulas

2025-01-22
FLAME: A Lightweight Language Model for Spreadsheet Formulas

Large language models are expensive to train and deploy for assisting with Excel formula authoring. This paper introduces FLAME, a transformer-based model trained exclusively on Excel formulas. With only 60 million parameters and a fraction of the training data used by larger models, FLAME achieves competitive or even superior performance on formula repair, completion, and retrieval tasks compared to models like Codex and CodeT5. This is attributed to its novel pre-training objectives and Excel-specific tokenizer.

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Development formula

iText Suite 9.1 Released: Performance Boost and Enhanced SVG Support

2025-02-20
iText Suite 9.1 Released: Performance Boost and Enhanced SVG Support

Celebrating its 25th anniversary, iText releases iText Suite 9.1. This release massively expands SVG implementation in iText Core, improving text positioning, font handling, and adding support for relative size attributes. It also significantly boosts large table generation performance, especially when adding structural tagging, crucial for PDF/A and PDF/UA. The pdfHTML add-on benefits from the performance increase and now supports GraalVM Native Image compilation, enhancing flexibility in resource-constrained environments. Further improvements include enhanced digital signing capabilities, improved PDF/UA-2 support, and updates across various add-ons.

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Development

Brazilian Supreme Court Orders Rumble Offline, Sparking Free Speech Debate

2025-02-22
Brazilian Supreme Court Orders Rumble Offline, Sparking Free Speech Debate

Brazilian Supreme Court Justice Alexandre de Moraes ordered video platform Rumble to be taken offline within 24 hours for non-compliance with court orders, including failing to appoint a legal representative in Brazil and refusing to remove the channel of Brazilian conservative journalist Allan dos Santos. Rumble responded by claiming "unprecedented censorship" and, along with Trump Media & Technology Group, sued Moraes for violating US First Amendment free speech rights. This echoes a similar order against X (formerly Twitter), raising concerns about free speech and jurisdictional reach.

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Tech Brazil

Hacker News: A Decade of Tech Growth

2025-03-18
Hacker News: A Decade of Tech Growth

Starting in 2011, the author began using Hacker News, initially understanding very little of the technical jargon and companies mentioned. However, through daily reading and deep dives into unfamiliar concepts, the author transformed from a data analyst into an engineer confidently deploying code to millions of users. Hacker News provided not only learning resources but also a supportive community, helping the author improve technical skills and writing, ultimately leading to a significant career leap.

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Development technical learning

Open Source Projects Could Monetize SBOM Fragments

2025-02-17
Open Source Projects Could Monetize SBOM Fragments

Scanning source code for licensing information is a laborious and often duplicated effort due to a lack of resource pooling among companies. This article proposes a solution: Open Source projects could sell SBOM fragments (components in CycloneDX or packages in SPDX with accurate licensing details). By sponsoring the project on GitHub, companies would gain access to continuously updated SBOM information, avoiding redundant work and ensuring licensing accuracy.

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On-Chip Integration of Quantum Light Sources and Control Electronics: A Breakthrough

2025-07-20

Scientists from Boston University, UC Berkeley, and Northwestern University have achieved a major breakthrough in scalable quantum technologies. Their research, published in Nature Electronics, details the world's first electronic-photonic-quantum system on a chip. This system integrates quantum light sources and stabilizing electronics using a standard 45-nanometer semiconductor manufacturing process, producing reliable streams of correlated photon pairs—a crucial resource for quantum computing, communication, and sensing. This advance paves the way for mass-producible 'quantum light factory' chips and large-scale quantum systems built from many such chips.

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RCL's Design Dilemma: The Challenge of Floats

2025-03-04

The author faced a challenge while building the new configuration language RCL: how to handle floating-point numbers. As a superset of JSON, RCL needs to balance JSON semantics, the type system, and code readability. The article delves into the trade-offs between integer and floating-point types, such as whether to distinguish between integer and floating-point types, and how to handle numerical equality and type conversion. Ultimately, the author chose a single numeric type, "Number," to simplify language design and improve user experience. This solution is implemented in RCL 0.8.0.

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The Two Hardest Things in Computer Science: A Deep Dive

2025-01-20
The Two Hardest Things in Computer Science: A Deep Dive

A classic programmer joke states: "There are only two hard things in Computer Science: cache invalidation and naming things." This article traces the origin and evolution of this witty phrase, exploring its humor and deeper meaning. From its initial concise form to variations incorporating 'off-by-one errors' and more, the joke reflects the numerous challenges programmers face daily, highlighting the complexity and amusement inherent in programming.

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Development

Asahi Linux M3 Chipset Support Status

2025-01-26
Asahi Linux M3 Chipset Support Status

The Asahi Linux project's wiki page details its support for Apple's M3 series chips (M3, M3 Pro, and M3 Max). The page presents a table outlining the status of various hardware features across different Asahi Linux releases (like linux-asahi, asahi-edge, etc.), including stable support, features under development, and unsupported features. Notably, since the M3 series chips haven't been officially released yet, much of the support status is predictive, based on Apple's past update patterns. The page also highlights implementation details and upstream merging difficulties for certain features (e.g., cpuidle).

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Development Apple M3 chip

Hello World: Minimized to 167 Bytes

2025-01-02
Hello World: Minimized to 167 Bytes

This article documents the author's journey to create the smallest possible 'Hello World' program. Initially using Rust, the author discovered that minimizing the binary size required a deep dive into low-level programming. Ultimately, assembly language was chosen, and through clever techniques such as removing debugging symbols and manually crafting the ELF header, a 64-bit Linux 'Hello World' program was reduced to an impressive 167 bytes! The article delves into the file size expansion during the linking process and the details of the ELF file format, making it highly valuable for low-level system developers.

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Development minimal program

Nvidia's Valuation: A Looming Bubble?

2025-01-26
Nvidia's Valuation: A Looming Bubble?

A former hedge fund analyst and current AI developer expresses concerns about Nvidia's stock valuation. While AI is booming and Nvidia enjoys a GPU monopoly, its high valuation faces multiple threats: a new "inference compute" scaling law suggests lower-than-expected compute demand; innovative chip architectures from Cerebras and Groq circumvent Nvidia's interconnect advantage; major tech companies are developing custom silicon, eroding Nvidia's market share; new software frameworks reduce CUDA dependency; and DeepSeek's efficient model training drastically cuts compute costs. These factors combined could lead to lower revenue growth and margins for Nvidia, making its current high valuation unsustainable.

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Tech

Skies-ADSB v2.0: Real-time 3D Air Traffic in Your Browser

2025-02-12
Skies-ADSB v2.0: Real-time 3D Air Traffic in Your Browser

Skies-ADSB transforms your browser into a real-time 3D air traffic display. Leveraging ADS-B data from an RTL-SDR receiver, it allows exploration of local air traffic, surrounding airspace, and geography with customizable 3D maps. Built with JavaScript, HTML5, CSS, Python 3, and WebGL (Three.js), it runs on major modern browsers. Version 2.0 includes breaking changes from 1.x, requiring a fresh install. Users can report bugs, request features, and suggest improvements via the issue tracker. The project thanks Andre Thais CFI and Frank E. Hernandez for their contributions and utilizes public domain map data from Natural Earth and OpenStreetMap.

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Saying Goodbye to DevTools: A Swift and Xcode Development Journey

2025-02-15
Saying Goodbye to DevTools: A Swift and Xcode Development Journey

The author recounts their experience developing an iOS app in Swift and Xcode, contrasting it with web development. While praising Xcode's power, they lament the lack of readily accessible debugging and prototyping tools comparable to browser DevTools. Swift and Xcode integrate seamlessly, but the steep learning curve and lack of clear guidance present significant challenges. The author compares and contrasts Swift with web frameworks, highlighting Swift's conciseness versus the lack of HTML's default styling, and its animation advantages. Ultimately, the author expresses their love for independent development, allowing focus on creativity and learning, free from corporate red tape and pointless meetings.

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Development

Sniffnet: A Powerful, Cross-Platform Network Traffic Monitor

2025-02-02
Sniffnet: A Powerful, Cross-Platform Network Traffic Monitor

Sniffnet is a free and open-source, cross-platform network traffic monitoring tool available in multiple languages. Its intuitive interface allows users to easily monitor network traffic, view real-time charts, export PCAP files, and identify services and protocols. Sniffnet also supports custom themes, notifications, and filters, and includes a comprehensive Wiki. While older systems may require setting an environment variable to switch renderers, Sniffnet is a powerful and user-friendly tool overall.

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Development network monitoring

AI Navigation Revolution: Bearings Only Solves Distance Measurement Challenge

2025-01-21
AI Navigation Revolution: Bearings Only Solves Distance Measurement Challenge

DeepMind's Bearings Only is a groundbreaking AI system that autonomously navigates using only bearing information (direction to target). This eliminates the traditional reliance on distance measurements, excelling in complex environments lacking distance data, such as underwater or space exploration. By learning from vast bearing datasets, the AI predicts target location and plans routes, revolutionizing underwater vehicle navigation and space exploration. This technology showcases AI's potential beyond navigation, suggesting new applications in challenging environments.

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Emacs Tree-sitter Syntax Highlighting: Semantic Code Coloring

2025-03-01
Emacs Tree-sitter Syntax Highlighting: Semantic Code Coloring

This blog post details an enhancement to Emacs's Tree-sitter syntax highlighting, moving beyond basic keyword coloring. The author demonstrates how to leverage Tree-sitter mode to achieve semantic-based highlighting of variable names, differentiating control flow keywords, type aliases, and import statements. By customizing the `treesit-font-lock-rules` function and utilizing the `treesit-inspect-mode` tool, precise control over highlighting rules is achieved, resulting in more intelligent and expressive code coloration. A follow-up post will explore heuristic highlighting based on commonly used variable names.

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Development Syntax Highlighting

Bay Area Cult: Ziz and the AI Safety Movement

2025-02-01

This article exposes a secretive Bay Area online cult led by Ziz, who uses her blog to spread distorted ethical and decision theories, targeting AI risk researchers. Zizian doctrine promotes radical veganism and plans for post-singularity trials of the 'non-good'. Through manipulative techniques like unihemispheric sleep, Ziz isolates members, leading to tragic consequences including suicide. The article warns against Ziz's influence and involvement with this potentially dangerous group.

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Transfinite Nim: Extending the Winning Strategy Beyond the Finite

2025-02-06
Transfinite Nim: Extending the Winning Strategy Beyond the Finite

This article explores transfinite Nim, an extension of the classic game of Nim to transfinite ordinal numbers. The author first reviews the winning strategy for finite Nim – the balancing strategy – then introduces the binary representation of transfinite ordinal numbers, proving that every ordinal has a unique binary representation. The author further proves that the balancing strategy applies to transfinite Nim as well, demonstrating with a concrete example how to use this strategy to find the winning move.

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Trump Admin's Lease Cancellations Threaten to End Weather Forecasting as We Know It

2025-03-04
Trump Admin's Lease Cancellations Threaten to End Weather Forecasting as We Know It

The Trump administration is reportedly planning to cancel leases for two crucial NOAA weather forecasting centers, one of which is the nerve center for national weather forecasts. This move could cripple the US weather forecasting system, leading to potentially severe consequences. A NOAA employee, speaking anonymously, suggests this, along with recent layoffs and hiring freezes, points to a deliberate attempt to dismantle the agency. While the cancellation notice isn't final, rebuilding the functionality elsewhere could take over a year, leaving critical forecasting gaps during that time.

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Tech

From 15 Years of Celibacy to Dating Success: A Practical Guide

2025-03-20
From 15 Years of Celibacy to Dating Success: A Practical Guide

A 34-year-old author, after 15 years of celibacy, shares his journey to dating success by treating it as a special interest. He details practical advice, emphasizing self-improvement, confidence, honesty, and vulnerability. The guide covers optimizing dating app profiles, effective communication, and navigating casual vs. serious relationships. It stresses dating as a team sport, not a battle, highlighting the power of authenticity in attracting compatible partners and ultimately finding lasting love.

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Robocode: Revive the Thrill of Java Robot Battles

2025-02-18

Robocode is a Java-based robot combat programming game where players write code to control their robot tanks in real-time battles. This article provides a beginner's guide, API documentation, tutorials, and links to active community resources, along with a preview of the upcoming Robocode Tank Royale platform. Whether you're a seasoned programmer or a coding novice, Robocode offers a fun and engaging way to experience the thrill of programming.

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Game

Synergetica: An End-to-End Genetic Circuit Design Desktop App

2025-02-15
Synergetica: An End-to-End Genetic Circuit Design Desktop App

Synergetica is a powerful desktop application for designing genetic circuits. It offers a complete workflow, from circuit design and simulation to DNA sequence generation, all within a single platform. Users can design circuits using either a node-based or code-based interface, interactively simulate protein expression levels, and generate DNA sequences based on simulation parameters. Customization is easy with addable genetic parts, and the offline functionality ensures complete control and privacy.

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Celery Compound Shows Promise in Preventing Gray Hair

2025-03-03
Celery Compound Shows Promise in Preventing Gray Hair

Researchers at Nagoya University have discovered that luteolin, a flavonoid found in celery, broccoli, and other plants, may effectively inhibit hair graying. Experiments on mice showed that both topical and oral administration of luteolin reduced the appearance of gray hair by improving the levels of endothelin and its receptors in hair follicles, thus enhancing melanocyte stem cell function. While human trials are needed to confirm safety and efficacy, this research offers a promising new avenue for preventing graying and may lead to topical agents or oral supplements.

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Interactive Explanation of the DDA Algorithm: Unraveling the Geometry Behind Raytracing

2025-04-05

This interactive tutorial provides a clear and concise explanation of the Digital Differential Analyzer (DDA) algorithm, widely used in voxel raytracing. The author, drawing from personal experience, progressively derives the algorithm, demonstrating the entire process with editable code. From calculating the intersection points of a ray with a grid in 2D to extending it to 3D, the tutorial clearly explains the algorithm's principles and implementation details. Even beginners in geometric algorithms can easily grasp the elegance of the DDA algorithm.

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Argentine President's Memecoin Promotion Ends in $107M Insider Dump

2025-02-16
Argentine President's Memecoin Promotion Ends in $107M Insider Dump

Argentine President Javier Milei's tweet promoting a memecoin called Libra, touted as a project to boost the Argentine economy, led to a spectacular crash. The token initially soared, but within hours, insiders holding roughly 82% of the tokens dumped their holdings, cashing out approximately $107 million and causing a 95% price drop. Milei subsequently deleted his tweet and claimed ignorance of the project's details. The incident highlights the risks of memecoins and the potential for manipulation in highly concentrated markets.

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Frozen Solid: Minnesota Woman's Miraculous Survival

2025-02-18
Frozen Solid: Minnesota Woman's Miraculous Survival

In 1980, 19-year-old Jean Hilliard was found frozen solid after a car accident near Lengby, Minnesota. She had walked for help in -20 degree weather, only to be discovered unconscious and completely frozen on a rancher's doorstep. Against all odds, she miraculously thawed and awoke at a nearby hospital. Doctors, using only heating pads and prayers, managed to revive her from a state they believed to be almost beyond recovery. While medical science offers some explanation for her survival due to slowed metabolism in hypothermia, the speed of her recovery remains astonishing. Today, Hilliard lives a normal life, the incident shaping her caution towards winter driving rather than altering the course of her life.

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Django 5.2 Released: Composite Primary Keys and Simplified BoundField Overriding

2025-04-02
Django 5.2 Released: Composite Primary Keys and Simplified BoundField Overriding

Django 5.2 has been released! Key features include automatic model import in the shell, support for composite primary keys (using multiple fields as a primary key), and simplified BoundField overriding. Django 5.1 has entered security maintenance, while Django 5.0 has reached end-of-life. All users are strongly encouraged to upgrade to 5.2 for continued security fixes and bug patches.

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Development

Subaru Starlink Flaw Lets Hackers Unlock Cars, Track Location

2025-01-28
Subaru Starlink Flaw Lets Hackers Unlock Cars, Track Location

Security researchers discovered a critical vulnerability in Subaru's Starlink connected services, allowing hackers to access location data, remotely unlock doors, and more. By compromising Subaru employee accounts and exploiting an admin panel, attackers gained access to vehicle information. While the vulnerability has been patched, it highlights the serious security risks associated with connected cars.

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Tech Subaru

CodeCrafters' Lightning-Fast Interview Process: Get Hired in 2 Days!

2025-02-05
CodeCrafters' Lightning-Fast Interview Process: Get Hired in 2 Days!

CodeCrafters boasts a remarkably quick interview process, completing all steps within 1-2 days. It involves: a 15-30 minute introductory Zoom call to get acquainted; a 2-3 hour CodeCrafters challenge completed semi-live over Zoom, using your preferred language, focusing on problem-solving and code structure (practicing beforehand is allowed); and a final 30-60 minute Zoom call to discuss work history and timelines.

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VLM Run Hub: Pre-defined Pydantic Schemas for Simplified Visual Data Extraction

2025-02-20
VLM Run Hub: Pre-defined Pydantic Schemas for Simplified Visual Data Extraction

VLM Run Hub is a comprehensive repository of pre-defined Pydantic schemas for extracting structured data from unstructured visual domains like images, videos, and documents. Designed for Vision Language Models (VLMs) and optimized for real-world use cases, it simplifies integrating visual ETL into your workflows. It offers various pre-defined schemas, such as an Invoice schema for extracting invoice metadata, and supports multiple VLMs including OpenAI's GPT-4o and Anthropic's Claude Vision. Using Pydantic schemas ensures accurate and reliable data extraction and simplifies downstream workflows.

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