LumoSQL: Enhancing SQLite with Security and Performance

2025-05-27

LumoSQL is a modification, not a fork, of the widely used SQLite database. It enhances SQLite by adding security, privacy, performance, and measurement features, and boasts pluggable backend key-value store engines like LMDB. Utilizing a novel 'not-forking' tool, LumoSQL manages multiple upstream codebases without forking, collaborating with the SQLite project to introduce improvements without compromising SQLite's core stability. LumoSQL demonstrates enhancements that many users need but aren't readily available in the core SQLite project due to its cautious approach.

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Development

Machine Learning Textbook: Patterns, Predictions, and Actions

2025-09-06

Moritz Hardt and Benjamin Recht's "Patterns, Predictions, and Actions: Foundations of Machine Learning" is now available from Princeton University Press. This comprehensive textbook covers a wide range of machine learning topics, from foundational prediction to deep learning, causal inference, and reinforcement learning. Supplementary problem sets and a PDF preprint are also available. The book is licensed under Creative Commons BY-NC-ND 4.0.

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AI

Fixing Concurrency Bugs in AWS SSM Plugin Enables VS Code Remote SSH

2025-02-12
Fixing Concurrency Bugs in AWS SSM Plugin Enables VS Code Remote SSH

A recent Stanford graduate at Formal, while troubleshooting a customer issue with Visual Studio Code's Remote SSH connection to AWS EC2 instances for machine learning, unexpectedly uncovered and fixed several concurrency bugs in AWS's SSM reference library. The problem stemmed from insufficient TCP/IP port forwarding support in the Formal Connector, preventing VS Code from properly initializing the remote development environment. The fix involved deep dives into SSH and SSM protocols, ultimately resolving data races and sequence number issues by modifying the AWS Session Manager plugin. This now allows secure VS Code Remote SSH connections through the Formal Connector.

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SignWith: Pay-per-use E-signature Solution for Small Businesses

2024-12-21
SignWith: Pay-per-use E-signature Solution for Small Businesses

SignWith is a pay-per-use e-signature service designed for small businesses and freelancers, offering a compelling alternative to expensive monthly subscription models like DocuSign. It eliminates hidden fees and complex processes, allowing users to pay only for documents that are actually signed. With mobile-friendly functionality and reliable customer support, SignWith simplifies document signing for businesses of all sizes, from occasional use to frequent workflows.

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Kubernetes Deployment Strategies for Small Businesses on Hetzner Cloud: k3s Takes the Lead

2025-04-05
Kubernetes Deployment Strategies for Small Businesses on Hetzner Cloud: k3s Takes the Lead

This article compares four Kubernetes deployment options on Hetzner Cloud: k3s, MicroK8s, Minikube, and Docker Swarm. For resource-constrained small businesses, k3s stands out due to its lightweight nature (40MB binary, 512MB RAM baseline), high availability support (embedded etcd), and easy deployment (single command installation). Performance benchmarks show k3s clusters achieve production-grade performance and stability on Hetzner, outperforming other options in cost and scalability. While Docker Swarm offers simplicity, it lacks the features and scalability of k3s. For deployments exceeding 100 nodes, a hybrid approach combining k3s worker pools with Hetzner's managed Kubernetes service is recommended.

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Development Hetzner Cloud

Netflix's Media Production Suite: Democratizing Filmmaking Globally

2025-04-01
Netflix's Media Production Suite: Democratizing Filmmaking Globally

Netflix has developed the Media Production Suite (MPS), a suite of tools designed to tackle the complex media management challenges in film and television production. Leveraging a hybrid cloud infrastructure, MPS automates workflows and provides tools like footage ingest, a media library, dailies workflow, and remote workstations, streamlining processes, boosting efficiency, and fostering global collaboration. Through adoption of open standards and partnerships with productions like the Brazilian series 'Senna', Netflix demonstrates MPS' potential to increase efficiency, reduce costs, and democratize access to advanced production tools worldwide for filmmakers.

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Two AI Programming Paradigms: Dialog vs. Autonomous

2025-01-27
Two AI Programming Paradigms: Dialog vs. Autonomous

Eleanor Berger shares her experience with two primary approaches to AI-assisted programming: dialog-based and fully autonomous. Dialog-based programming involves interacting with AI assistants for advice, code completion, and suggestions. Fully autonomous programming relies entirely on AI to generate code, with the programmer only reviewing the output. Berger finds both methods valuable but difficult to mix effectively, as understanding code written by others (or AI) is challenging and error-prone. She explores strategies for combining the approaches, such as per-project or per-module separation. She predicts a future shift towards fully autonomous programming due to improving AI capabilities and the inherent inefficiency of manual coding in comparison.

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Development

Open-Source Benchmark for LLM OCR and Data Extraction

2025-04-01
Open-Source Benchmark for LLM OCR and Data Extraction

Omni, an open-source benchmarking tool, compares the OCR and data extraction capabilities of various large multimodal models like gpt-4o, evaluating both text and JSON extraction accuracy. This benchmark provides a comprehensive evaluation of OCR accuracy across traditional OCR providers and LLMs. The dataset and methodologies are open-source, encouraging contributions and expansion. The benchmark focuses on JSON extraction, measuring the accuracy of the entire pipeline: Document ⇒ OCR ⇒ Extraction. It uses a modified json-diff for JSON accuracy and Levenshtein distance for text similarity. The tool supports various models, including OpenAI, Google Gemini, and Anthropic, with a simple command-line interface and JSON output.

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Development

W54: The Pocket-Sized Nuke of the Cold War

2024-12-18
W54: The Pocket-Sized Nuke of the Cold War

The W54, also known as the Mark 54 or B54, was the smallest nuclear weapon ever deployed by the United States. Its remarkably compact design, boasting a yield ranging from 10 to 1,000 tons of TNT, made it suitable for various applications, including the AIM-26 Falcon air-to-air missile, the Davy Crockett recoilless rifle, and the Special Atomic Demolition Munition (SADM) system. Developed in the late 1950s, the W54's creation presented significant engineering challenges, particularly concerning its environmental sensing device. A later variant, the W72, was integrated into the AGM-62 Walleye guided bomb and remained in service until 1979.

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arXivLabs: Experimenting with Community Collaboration

2025-02-28
arXivLabs: Experimenting with Community Collaboration

arXivLabs is a framework enabling collaborators to develop and share new arXiv features directly on the 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

OpenRA December 2024 Update: Classic RTS Reborn

2025-01-25
OpenRA December 2024 Update:  Classic RTS Reborn

OpenRA, the open-source reimagining of classic RTS games like Red Alert, Command & Conquer, and Dune 2000, has released a major December 2024 update. This update boasts numerous bug fixes and new features, including an improved map editor, enhanced unit descriptions, support for high-definition assets, and progress towards better multilingual support. A Tiberian Dawn HD playtest is also included. Players across Windows, macOS, and Linux can enjoy modernized gameplay featuring attack-move, unit veterancy, and fog of war.

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Game

Tmux Mastery: Essential Commands for Terminal Efficiency

2025-03-05

Tmux is a powerful tool for managing multiple terminal sessions and layouts. This guide covers essential Tmux commands and concepts, including session management (creation, detachment, reattachment), window and pane manipulation (creation, switching, renaming, splitting, zooming), and keyboard shortcuts. Even with just a handful of commands, you'll significantly boost your daily workflow. Say goodbye to tedious terminal switching and embrace the efficiency of Tmux!

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North Korean Malware Analysis: Unveiling a Stealthy Cyberattack

2024-12-28
North Korean Malware Analysis: Unveiling a Stealthy Cyberattack

Security researchers uncovered a cyberattack campaign attributed to North Korean APTs. The campaign used malware disguised as a job application challenge (BeaverTail) to lure victims. BeaverTail, surprisingly un-obfuscated, steals cryptocurrency wallet information from browsers and downloads a second-stage malware, InvisibleFerret. InvisibleFerret further exfiltrates browser data, clipboard information, and acts as a Remote Access Trojan (RAT). Analysis of BeaverTail and InvisibleFerret revealed a simplistic code structure yet effective capabilities to steal information from various browsers and operating systems. This case highlights the persistence and stealth of North Korean cyber threats.

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Slack Overflow: How Railway Scaled Slack Support for Thousands of Developers

2025-01-28
Slack Overflow: How Railway Scaled Slack Support for Thousands of Developers

Railway, a software infrastructure provider, dramatically improved customer support by leveraging Slack. Initially, manual Slack channel creation proved unsustainable. They built 'Help Station,' an internal support tool, and integrated it with Slack, automating channel creation, message syncing, and issue categorization (sales or support). This involved overcoming technical hurdles like switching between Slack Bolt SDK's Socket and HTTP modes and implementing a message queue (Temporal). The result? A 50x increase in customer engagement and an 8x improvement in response times, significantly boosting customer satisfaction and revenue.

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Python's Dark Magic: Dict Unpacking Library

2025-07-12
Python's Dark Magic: Dict Unpacking Library

A Python library called `dict-unpacking-at-home` provides dictionary unpacking, allowing you to unpack dictionaries directly like this: `{greeting, thing} = dct`. While cool, the author claims it's not a critical library and the current version breaks line numbers in stack traces. A fix exists, but at a cost... With almost a million downloads per month and 30M+ total downloads, many people are using this seemingly unreliable library.

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OpenAI's GPT-5 Project Hit by Delays and High Costs

2024-12-23
OpenAI's GPT-5 Project Hit by Delays and High Costs

OpenAI's highly anticipated GPT-5 project, codenamed 'Orion,' is significantly behind schedule and facing substantial cost overruns, according to the Wall Street Journal. Intended as a major leap forward for the technology powering ChatGPT, the project is encountering challenges, including concerns about insufficient data to reach its ambitious intelligence goals. Microsoft, OpenAI's largest investor, had expected the new model by mid-2024, but that timeline is now uncertain. The project, underway for over 18 months, faces an unclear future.

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AI

Walmart and Wing Expand Drone Delivery to Five New Cities

2025-06-13
Walmart and Wing Expand Drone Delivery to Five New Cities

Walmart and Alphabet's drone delivery company, Wing, are expanding their partnership to five new US cities: Atlanta, Charlotte, Houston, Orlando, and Tampa. Customers can now order online and have their Walmart purchases delivered by drone. This expansion adds 100 stores to their existing network, building on over 150,000 deliveries completed by Walmart since 2021 and over 450,000 by Wing since 2012. The initiative aims to enhance delivery speed and convenience while exploring more sustainable logistics solutions. Wing's drones can carry up to 5 pounds and have a 12-mile range.

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Tech

Bin: AI-Powered Business Intelligence, Dashboards in Seconds

2025-01-10

Bin is an AI-powered business intelligence analyst that lets you build stunning data visualizations and interactive dashboards in seconds. Forget complex SQL queries and cumbersome BI tools. Simply describe what you need in natural language, and Bin instantly creates beautiful charts and dashboards. It supports various data sources and offers a drag-and-drop interface for easy customization and iteration. Bin offers free and paid plans to suit different team sizes.

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(bi.new)

Stunning WebGL Water Simulation: Ray Tracing and Heightfield

2025-05-10

Evan Wallace's WebGL water simulation demo is breathtaking. It uses ray tracing for realistic reflections and refractions, combined with analytic ambient occlusion and heightfield water simulation, creating a lifelike, shimmering water surface. Users can interactively create ripples, rotate the camera, and even control lighting and gravity. This demo requires a powerful graphics card and up-to-date drivers, but the visual results are stunning, showcasing the capabilities of WebGL.

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Development Water Simulation

Incentives, Not Education: The Key to Solving Code Quality Issues

2025-02-15
Incentives, Not Education: The Key to Solving Code Quality Issues

Google once tried using a color-coded food program to encourage healthy eating among its employees, overlooking the impact of stress and time constraints. Similarly, addressing code quality issues shouldn't solely focus on educating engineers about coding standards. Instead, it's crucial to consider incentive mechanisms. Engineers writing poor code aren't necessarily lacking knowledge; they might be under pressure to meet deadlines or overwhelmed by demanding tasks. Therefore, the key to improving code quality lies in improving the work environment, providing adequate time, and establishing reasonable incentive systems, rather than simply emphasizing knowledge education.

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Development incentive mechanisms

Tetris in PostScript: A Real-time Game in Under 600 Lines

2025-02-22
Tetris in PostScript: A Real-time Game in Under 600 Lines

A developer has implemented a real-time Tetris game using PostScript, remarkably achieving it with only 600 lines of code (around 10KB) and 69 distinct operators. The game features arrow and spacebar controls, increasing game speed, 7 tetrominoes, high scores, and a Nintendo-style scoring system. It runs in GhostView on macOS and draws some implementation inspiration from MeatFighter.

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Springfield Weekend Weather Forecast: Sunny and Warm

2024-12-16

Springfield weather today is sunny with a temperature of 72°F, humidity at 55%, dew point of 65°F, barometric pressure of 12 PPI, north wind at 6 mph, and visibility of 35 miles. July precipitation is 1 inch. The weekend forecast predicts sunny skies and warm temperatures throughout, along with moderate humidity. Clark St. pool is back open, come on down!

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Heat Pumps Surpass Gas Furnaces in US Sales: A Clean Energy Win?

2025-01-25
Heat Pumps Surpass Gas Furnaces in US Sales: A Clean Energy Win?

Heat pump sales in the US surged 37% in the first 11 months of the year, outpacing gas furnaces to become the most popular heating appliance. This 21% year-over-year increase is driven by their superior efficiency, lower carbon emissions, and technological advancements enabling use in colder climates. While installation costs remain high ($17,000-$30,000), government incentives (like the Inflation Reduction Act) and growing consumer awareness are boosting adoption. However, price, compatibility issues, and concerns about grid reliability remain barriers. Future growth hinges on effective communication highlighting long-term savings and improved home comfort.

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Tech heat pumps

Ruby Tk Gem Update: Easier GUI Development

2025-01-10
Ruby Tk Gem Update: Easier GUI Development

The Ruby Tk gem provides an interface for building Ruby GUI applications using the Tcl/Tk library. Recent updates simplify the installation process and provide clearer documentation and examples. Developers can easily install it using `gem 'tk'` and build various interfaces using rich Tk commands. Note that installation may require setting additional options to specify the paths to the Tcl/Tk header files and libraries.

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Development

Benchi: A Lightweight Docker-based Benchmarking Framework

2025-04-03
Benchi: A Lightweight Docker-based Benchmarking Framework

Benchi is a minimal benchmarking framework leveraging Docker to create isolated environments for measuring application and infrastructure performance. It simplifies the benchmark setup and execution process, supporting Docker Compose for environment definition, CSV metric export, custom hooks, and real-time monitoring of container statuses and metrics. Installation is flexible, offering Go and shell script options. Detailed configuration and usage examples cover metric collectors, test step definition, and Docker Compose integration, streamlining performance testing and analysis.

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Development

UK Forces Apple to Create iCloud Backdoor: A Global Privacy Slippery Slope

2025-02-24
UK Forces Apple to Create iCloud Backdoor: A Global Privacy Slippery Slope

The UK government forced Apple to insert a backdoor into its iCloud service, leading Apple to remove end-to-end encryption for UK users. This raises global concerns about privacy and security, as backdoors benefit not only law enforcement but also hackers and malicious actors. The article cites examples like the Salt Typhoon incident, proving that backdoors are not exclusively used by the "good guys." The author urges users to switch to privacy-focused cloud services and engage in political action to protect their digital safety and privacy.

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Tech

Meta's LLaMA and the Copyright Tsunami: A Pirate Bay for AI?

2025-02-11
Meta's LLaMA and the Copyright Tsunami: A Pirate Bay for AI?

Authors are suing various Large Language Model (LLM) vendors, claiming copyright infringement in the training data. The evidence points to Meta's LLaMA, which used Books3 from Bibliotik – a private tracker containing massive amounts of pirated books. Meta's own paper admits to using Books3, essentially confessing to training on unauthorized intellectual property. This sparks debate on AI fair use and copyright, but the core issue remains: should an AI openly admitting to using pirated data face legal consequences?

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AI

ttyd: Share Your Terminal Over the Web

2025-03-23
ttyd: Share Your Terminal Over the Web

ttyd is a simple command-line tool for sharing your terminal over the web. It offers a wealth of options, including port specification, network interface binding, authentication, user permission settings, custom working directories, and more, allowing for flexible configuration. Advanced features such as SSL encryption, IPv6 support, and client argument passing ensure secure and reliable remote terminal access.

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Development terminal sharing
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