OCR Challenge: Digitizing Saint-Simon's Memoirs

2024-12-17

The author spent several weeks using OCR to digitize a late 19th-century edition of the 18th-century French memoirs, *Les Mémoires de Saint-Simon*. This 45-volume behemoth, containing over 3 million words, is available online as images, but is difficult to read. The goal was to create a readable, searchable, and copyable text version. Challenges included poor image quality and parsing different page zones (headers, main text, margin comments, footnotes, etc.). Google Vision API was used for OCR, with a Python program processing the results to identify and separate text from different areas. While LLMs failed to reliably handle footnote references, the author improved the program and incorporated manual review, resulting in the release of the first volume.

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A Decade-Old Fileserver's Second Life: Cost-Effective Storage Solution

2024-12-17

A company is still running a production machine, a fileserver over a decade old. While outdated, with a BMC requiring Java for KVM-over-IP, its 16 disk bays and 10G Ethernet ports make it ideal for repurposing. Used as a bring-your-own-disk low-cost storage server, it fulfills the need for high-capacity, low-performance storage despite its age and limited RAM. This highlights the value of reusing old hardware when requirements align.

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Grug's Guide to Sound: A Caveman's Approach to High Fidelity

2024-12-17

Grug, a seasoned (though slightly confused) sound engineer, penned this guide to help young Grugs build the perfect cave sound system. The guide covers every component in the signal chain, from streamers to speakers, explaining key parameters like impedance, sensitivity, and distortion. Grug emphasizes low noise and low distortion, advising prioritization of high-quality speakers. Ultimately, Grug recommends a budget-friendly entry-level system, allowing young Grugs to enjoy high-fidelity music in their caves.

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Misc audio hi-fi

Bruin: Build Data Pipelines with SQL and Python

2024-12-17

Bruin is a powerful data pipeline tool that combines data ingestion, data transformation with SQL and Python, and data quality checks into a single framework. It works with major data platforms and runs on your local machine, an EC2 instance, or GitHub Actions. Key features include data ingestion, SQL & Python transformations, data quality checks, Jinja templating, end-to-end validation, and support for multiple environments. Pipelines are easily defined using a simple pipeline.yml file.

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Development data pipeline

Programmers Craft a Whimsical Programming Game: Droste's Lair

2024-12-17

Two programmers spent two weeks developing Droste's Lair, a whimsical programming environment game. Players build and count mathematical structures through intuitive drag-and-drop interactions, using an "amb" mechanism for branching execution and recursion. The game, themed around swords and sorcery, presents challenges such as reversing list elements, generating all face card combinations, and counting ways to cover a checkerboard with dominoes. Droste's Lair cleverly blends programming and game elements, offering a novel and engaging way to learn programming and mathematical concepts.

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Tig: A Text-Mode Interface for Git

2024-12-17

Tig is an ncurses-based text-mode interface for Git, primarily functioning as a Git repository browser. It also aids in staging changes for commit at the chunk level and acts as a pager for various Git command outputs. Installation instructions, release notes detailing new features and bug fixes, and resources like the homepage, manual, and Q&A section on Stack Overflow are readily available. Bug reports and feature requests can be submitted through the issue tracker or via email.

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3D-Printed Dune Chess Set: A Tactile Design Masterpiece

2024-12-17

Architect Rory Noble-Turner has created a unique Dune chess set using advanced quartz 3D printing. The piece aims to provide an engaging tactile experience through intricate textures, capturing sand's raw, elemental form. Noble-Turner skillfully used 3D modeling tools to precisely control the dune textures, resulting in a naturally flowing design that uses textural differences to distinguish pieces and the board. More than just an art piece, it's an exploration of tactile and sensory experience, urging a reconnection with physical sensation in our digital age.

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Taming the Chaos: Centralizing and Structuring Error Handling in Go

2024-12-18

This article details the author's journey in tackling escalating error handling issues in a growing Go project. Initially, the simple approach to error handling devolved into chaos with confusing logs and untraceable errors. To solve this, a new error handling framework was designed and implemented. This framework employs a centralized, structured system using namespace codes to make errors meaningful and traceable. The core is a centralized declaration of error codes; each service layer returns only its own namespace codes, enriched with context information. The article thoroughly explains the design decisions, implementation, lessons learned, and migration strategy, offering valuable practical experience.

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Langfuse: Open-Source LLM Engineering Platform Streamlines Development

2024-12-17

Langfuse is an open-source LLM engineering platform designed to simplify the development and deployment of large language model (LLM) applications. It offers features such as LLM observability, metrics, evaluations, prompt management, a playground, and datasets, integrating seamlessly with tools like LlamaIndex, Langchain, OpenAI SDK, and LiteLLM. Developers can use Langfuse to monitor LLM performance, manage prompts, evaluate model effectiveness, and ultimately accelerate LLM application development.

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Development Development Platform

SpiceNice: An Open-Source Culinary Spice Database Launches

2024-12-17

SpiceNice is a new open-source website offering a comprehensive database of culinary spices. It provides detailed information on each spice, including its botanical name, culinary uses, and origin, along with details about the corresponding plant. Built using Strapi (backend), PostgreSQL (database), and Astro (frontend), SpiceNice aims to become a central resource for cooks, biologists, farmers, and spice enthusiasts. Future plans include a web API, multilingual support, and a community forum.

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Development spices

Discourse Celebrates a Decade of Fostering Online Communities

2024-12-17

Discourse, the open-source forum software, celebrated its 10th anniversary on August 26th, 2024. Launched with a vision of raising the standard of online discourse, it has grown from a small team of four to over 100 employees across 25 countries. The platform boasts over 20,000 communities, 107 million topics, and nearly 1.65 billion posts. Continuous development has included the addition of 49 plugins, chat features, and AI-powered tools for moderation and user experience enhancement. This success is a testament to its open-source nature, commitment to user feedback, and the dedication of its team.

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Mathematicians Discover New Way to Count Prime Numbers

2024-12-13

Mathematicians Ben Green and Mehtaab Sawhney have proven there are infinitely many prime numbers of the form p² + 4q², where p and q are also primes. Their proof ingeniously utilizes Gowers norms, a tool from a different area of mathematics, demonstrating its surprising power in prime number counting. This breakthrough deepens our understanding of prime number distribution and opens new avenues for future research.

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Microsoft to Delete Passwords for 1 Billion Users, Promoting Passkeys

2024-12-17

In response to a surge in cyberattacks, Microsoft announced plans to delete passwords for a billion users and aggressively promote the more secure passkeys. With password attacks nearly doubling year-over-year, Microsoft blocks 7,000 attacks per second. Passkeys, leveraging biometrics or PINs, offer superior security and convenience compared to traditional passwords. Microsoft is actively pushing users towards passkey adoption, aiming for a passwordless and more secure future.

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Klarna Halts Hiring, CEO Claims AI Can Do All Jobs

2024-12-17

Klarna CEO Sebastian Siemiatkowski has claimed that AI can already perform all jobs currently done by humans, leading the fintech company to halt hiring a year ago. The company's workforce has shrunk from 4,500 to 3,500 employees through attrition. While Klarna's website still advertises open positions, a spokesperson clarified that the company is not actively recruiting to expand but filling essential roles, mainly in engineering. This announcement has fueled concerns about AI's impact on the job market.

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Tech Employment

TSMC Employees' Surprisingly High Fertility Rate: One in Fifty Taiwanese Babies is a 'TSMC Baby'

2024-12-17

The surprisingly high fertility rate among employees of Taiwan Semiconductor Manufacturing Company (TSMC), the world's leading semiconductor manufacturer, has drawn significant attention. While TSMC employees constitute only 0.3% of Taiwan's population, they account for 1.8% of all babies born in Taiwan—meaning one in every fifty Taiwanese babies is a 'TSMC baby'. This phenomenon is attributed to TSMC's family-friendly policies, including childcare services from 7 am to 8 pm, flexible work arrangements, and generous maternity leave. The company's culture, fostering positive peer interactions and encouraging parenthood, also plays a vital role, creating a positive feedback loop that boosts birth rates.

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Running NetBSD on a Vintage ThinkPad 380Z: A Retro Computing Adventure

2024-12-17

The author acquired a 1998 IBM ThinkPad 380Z and embarked on a journey to install an operating system on it. After trying several options, NetBSD proved to be the best choice due to its excellent performance, hardware support, and stability. The article details the process of upgrading the hard drive, connecting to the network, installing NetBSD, and configuring various software components, including the X Window System, WireGuard, and a terminal emulator. The author successfully transformed this vintage ThinkPad into a functional machine suitable for lightweight programming, note-taking, and other tasks.

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Misc

Shanghai's Dual Faces: A Tale of Two Sides of the Huangpu River

2024-12-17

This article recounts the author's observations of Shanghai's architecture, focusing on the contrast between Puxi and Pudong. Starting with a 2005 visit, the author describes being captivated by Pudong's rapidly rising skyscrapers. Today, Pudong boasts the Oriental Pearl Tower, Jin Mao Tower, Shanghai World Financial Center, and Shanghai Tower, forming a stark contrast to the historical European-style buildings of Puxi. The author argues these structures are not just feats of engineering, but also symbols of China's economic development and cultural transformation, reflecting Shanghai's unique duality: a blend of historical heritage and modern dynamism.

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Make Your QEMU 10 Times Faster: A Weird Trick

2024-12-17

While debugging NixOS tests, Linus Heckemann discovered painfully slow data copying times (over 2 hours) in a QEMU virtual machine. Performance analysis with `perf` revealed that QEMU's 9p server used an inefficient linked list (O(n) complexity) for file lookups. By switching to a hash table provided by glib (O(1) complexity), he reduced the test time to 7 minutes and successfully contributed the optimization to the QEMU project.

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Development 9p protocol

Framework Unveils New Expansion Bay Module and More

2024-12-17

Framework has released the first new module for the Framework Laptop 16's Expansion Bay system: the Dual M.2 Adapter, allowing users to add extra storage drives or other high-speed devices. They've also updated the Framework Laptop 16's CPU thermal solution, introduced 'Mystery Boxes' containing random parts to reduce e-waste, added 48GB DDR5 memory modules, new merchandise, and expanded shipping to more regions. These updates enhance both the product line and user experience.

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Transformer Shortage Crisis: Can New Engineering Solve It?

2024-12-13

A global transformer shortage is delaying renewable energy projects, new home construction, and grid upgrades. The crisis stems from surging electricity demand and strained material supply chains. The article explores solutions, including redesigning transformers to use different materials, extending their lifespan, and creating more standardized, easier-to-manufacture designs. Researchers are also exploring new solid-state transformers for improved efficiency and reliability. While these new technologies are currently more expensive, their potential for enhancing grid resilience and adapting to future energy needs is significant, driving the power industry to accelerate R&D and investment to address this critical shortage.

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Revolutionary Technique Cuts LLM Memory Costs by Up to 75%

2024-12-17

Sakana AI, a Tokyo-based startup, has developed a groundbreaking technique called "universal transformer memory" that significantly improves the memory efficiency of large language models (LLMs). Using neural attention memory modules (NAMMs), the technique acts like a smart editor, discarding redundant information while retaining crucial details. This results in up to a 75% reduction in memory costs and improved performance across various models and tasks, offering substantial benefits for enterprises utilizing LLMs.

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Danish Study Links Diabetes Drug Ozempic to Increased Risk of Severe Eye Condition

2024-12-17

Two independent studies from the University of Southern Denmark (SDU) reveal that patients with type 2 diabetes treated with Ozempic have a significantly higher risk of developing non-arteritic anterior ischemic optic neuropathy (NAION), a condition causing severe and permanent vision loss. These large-scale studies, based on Danish registries, found Ozempic more than doubles the risk of NAION. Researchers recommend doctors and patients discuss the benefits and risks of Ozempic, suggesting treatment cessation if NAION is detected in one eye.

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Waymo's First International Road Trip: Tokyo Bound

2024-12-17

Waymo is bringing its autonomous vehicles to Tokyo in early 2025, partnering with Nihon Kotsu and GO. This marks Waymo's first international expansion, challenging its self-driving system with left-hand traffic and Tokyo's dense urban environment. The company will collaborate with local partners and officials to understand the local landscape and ensure safe implementation. This aligns with Japan's vision for future transportation, and Waymo will work closely with regulators to meet safety standards. Initially, Nihon Kotsu drivers will manually operate the vehicles to map key areas of Tokyo.

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Datasaurus Dozen: Exposing Statistical Pitfalls

2024-12-17

Thirteen datasets, nearly identical simple descriptive statistics, yet wildly different distributions and visualizations! This is the fascinating Datasaurus Dozen. Comprising a dinosaur-shaped dataset and twelve others with varying forms, they all share almost identical means, variances, and correlations. This powerfully demonstrates the danger of relying solely on basic descriptive statistics; visualization is crucial. The Datasaurus Dozen serves as a cautionary tale, urging data analysts to prioritize visualization before analysis to avoid misleading conclusions.

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Bacteria: Tiny Organisms, Huge Impact on Earth and the Future

2024-12-13

This article unveils the hidden world of bacteria, revealing how these minuscule organisms have shaped the Earth and profoundly influence our future. From being among the first life forms on Earth 3.5 billion years ago, to the great oxygenation event and the formation of complex cells, bacteria's role is undeniable. Their astonishing diversity allows them to thrive in nearly every environment, forming intricate relationships with other life, including humans. Research into bacteria is revolutionizing our understanding of disease, the environment, and the future; harnessing their power offers potential solutions to major challenges like climate change, pollution, and infectious diseases.

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Always Attend the Funeral: A Father's Lesson in Human Kindness

2024-12-16

The author recounts how her father instilled in her the importance of always attending funerals, a lesson she initially resisted. Through years and personal experience, she realizes it's not just about obligation, but about offering comfort and acknowledging life's inevitable losses. Her father's death solidified this belief, highlighting the profound impact of seemingly small acts of kindness in the face of grief, emphasizing the importance of showing up for others even when inconvenient.

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Microsoft Open Sources Multilspy: Simplifying Language Server Client Development

2024-12-17

Microsoft has open-sourced Multilspy, a Python library designed to simplify building applications around language servers. Supporting Java, Rust, C#, and Python, Multilspy automates downloading server binaries, setup/teardown, and provides a simple API. It interacts with language servers to obtain static analysis results like code completion, symbol definitions, and references—crucial for AI-assisted code generation techniques such as Monitor-Guided Decoding.

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Linear Algebra Powers Interactive Diagramming Editor

2024-12-17

Ivan Shubin, in developing his interactive diagramming editor Schemio, cleverly used matrix operations from linear algebra to solve a series of challenging problems. Initially, Schemio only supported simple shape creation and manipulation. However, when a hierarchical structure was introduced, coordinate transformations became complex. The author initially used a recursive approach but encountered issues with scaling and pivot points. Ultimately, Shubin leveraged matrices to represent transformations (translation, rotation, scaling), using matrix multiplication for coordinate conversion and ingeniously employing matrix inversion to solve the world-to-local coordinate conversion problem. Furthermore, matrix operations addressed the precise adjustment of an object's position and rotation when moving within the hierarchy, preventing unexpected jumps. Schemio's source code is open-source and available on GitHub.

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

2024-12-17

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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Valhalla: Java's Epic Refactor Nears Completion

2024-12-17

After a decade-long journey, Project Valhalla, Java's ambitious refactor, is nearing completion. Aiming to bridge the gap between classes and primitives, Valhalla introduces value classes that offer the coding convenience of classes with the performance of primitives, resulting in a flat and compact memory layout. At Devoxx 2024, Java Language Architect Brian Goetz provided a comprehensive update, highlighting key features such as value classes, null-restricted types, enhanced definite assignment analysis, and strict initialization.

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Development Value Classes
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