BusyBee: Blazing-Fast Background Job Processing for .NET

2025-08-20
BusyBee: Blazing-Fast Background Job Processing for .NET

BusyBee is a high-performance .NET background job processing library built on native channels. It offers a simple, configurable, and observable solution for handling background tasks, boasting built-in OpenTelemetry support and flexible queue management. Features include unbounded or bounded queues with various overflow strategies, configurable timeouts, parallel processing, comprehensive logging, and rich job context information. OpenTelemetry integration allows for robust monitoring and analysis. Error and timeout handling is also supported via custom handlers.

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Development background processing

Rails in 2025: Lago's Case for Sticking with the Familiar

2025-08-20
Rails in 2025: Lago's Case for Sticking with the Familiar

Lago shares its experience building its API with Ruby on Rails. Despite the rise of Python, Go, and JS, they've stuck with Rails, prioritizing its speed in delivering a product. They address scalability concerns, arguing it's an architectural and operational issue, not a framework limitation. With proper design and optimization, Rails handles millions of API requests. The article also acknowledges Rails' weaknesses—performance, concurrency, and 'magic'—and how they use Go and Rust to compensate. Ultimately, they argue that language choice depends on quickly delivering a great product, and Rails fits the bill for their team.

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Development

OCaml Editor Gets a Major Boost: Powerful Refactoring Capabilities

2025-08-20
OCaml Editor Gets a Major Boost: Powerful Refactoring Capabilities

During my internship, I added powerful refactoring capabilities to OCaml's Merlin compiler, starting with an "extract toplevel expression" feature. This feature extracts selected expressions into new `let` bindings, supporting constants and expressions (including those using variables), and cleverly handling OCaml's purity issues. Implemented via the Language Server Protocol (LSP) with both code action and custom request interaction methods, the feature is in PRs and nearing merge. This marks a significant step towards an IntelliJ-like editor experience for OCaml, with plans for more refactoring tools in the future.

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Development

Dialectical Behavior Therapy (DBT): Self-Improvement or Capitalist Tool?

2025-08-22
Dialectical Behavior Therapy (DBT): Self-Improvement or Capitalist Tool?

This article explores the origins, development, and controversies surrounding Dialectical Behavior Therapy (DBT). Created by Marsha Linehan, DBT aims to help those at high risk of suicide by improving emotional regulation through skills training and cognitive behavioral techniques. While DBT emphasizes the dialectic of acceptance and change, it's also criticized for oversimplifying complex issues, neglecting the impact of societal structures on mental health, and potentially serving as a tool for self-management under capitalist pressures. The article delves into the connection between DBT and workplace management models, and its limitations in addressing contemporary anxieties and stresses.

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Deep Dive: GPU vs. TPU Architectures for LLMs

2025-08-20

This article provides a detailed comparison of GPU and TPU architectures, focusing on their core compute units, memory hierarchies, and networking capabilities. Using the H100 and B200 GPUs as examples, it meticulously dissects the internal workings of modern GPUs, including Streaming Multiprocessors (SMs), CUDA Cores, Tensor Cores, and the interplay between various memory levels (SMEM, L2 Cache, HBM). The article also contrasts GPU and TPU performance in collective communication (e.g., AllReduce, AllGather), analyzing the impact of different parallelism strategies (data parallelism, tensor parallelism, pipeline parallelism, expert parallelism) on large language model training efficiency. Finally, it summarizes strategies for scaling LLMs on GPUs, illustrated with DeepSeek v3 and LLaMA-3 examples.

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AI

Unexpected Perks of a High-Ranking Hacker News Post: It's More Than Just Traffic

2025-08-20

A decade-long Hacker News user shares insights: high-ranking posts bring massive traffic, but conversions are low. The real value lies in boosted brand awareness and invaluable user feedback. The author stresses actively engaging with comments, learning from user perspectives. Furthermore, high-ranking posts lead to subsequent traffic bumps and potential collaborations, even thank-you notes. However, the author cautions that HN isn't a marketing plan; traffic is fickle, the audience limited, and direct conversions shouldn't be expected.

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Misc

Bay Area AI Engineer: Building the AI-First Fraud Detection System

2025-08-21
Bay Area AI Engineer: Building the AI-First Fraud Detection System

Coris is hiring experienced AI Engineers to build an AI-first fraud detection system for global commerce. Responsibilities include fine-tuning and optimizing LLMs for fraud detection, building high-performance Django backend services, and handling massive data volumes from payment processors like Stripe and Adyen. The ideal candidate has 3+ years of Python/Django experience, expertise in LLM optimization and fraud detection, and the ability to ensure low latency and cost in high-concurrency environments.

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Denmark Scraps Book Tax to Combat 'Reading Crisis'

2025-08-21
Denmark Scraps Book Tax to Combat 'Reading Crisis'

Facing a growing 'reading crisis', Denmark will eliminate its 25% book sales tax – the highest in Europe. This move, costing the state an estimated $51 million annually, aims to boost book sales and reading rates. The decision follows an OECD report revealing that 24% of 15-year-old Danes struggle with basic reading comprehension, a four-percentage-point increase over a decade. The Danish publishing industry had advocated for the tax cut, emphasizing the need for accessible physical books for all.

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JWST Discovers Tiny New Moon Orbiting Uranus

2025-08-22
JWST Discovers Tiny New Moon Orbiting Uranus

A team led by Dr. Maryame El Moutamid at the Southwest Research Institute (SwRI) has discovered a previously unknown moon orbiting Uranus using the James Webb Space Telescope (JWST). The tiny moon, designated S/2025 U 1, is approximately 6 miles (10 km) in diameter and located between the orbits of Ophelia and Bianca. This brings the total known Uranian moons to 29. The discovery highlights JWST's capabilities in detecting even small, previously unseen celestial bodies in our solar system.

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Tech

Relive the 80s: Epson MX-80 Font Pack Released

2025-08-21

Michael Walden has recreated the fonts from the iconic Epson MX-80 dot matrix printer, popular in the 1980s. Manually transcribing the font data, he's expanded the character set to include Windows-1252 characters and offers the fonts in various formats (.fon, .ttf, .otf, .woff, .woff2). Perfect for retro printing simulations or displaying program listings on web pages and in documentation.

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Design retro font

OpenSSH's Drunken Bishop Algorithm: Visualizing Public Key Fingerprints

2025-08-20

OpenSSH uses a clever algorithm called "Drunken Bishop" to visualize public key fingerprints. Based on random art principles, it translates the key hash into a bishop's movements on a board, resulting in an ASCII art representation. This allows users to easily spot key changes visually. The feature is controlled by the VisualHostKey flag, enabling it through config files or command-line options. The article also details its implementation in the Factor programming language.

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NYPD's Radio Encryption Plan Blocked by State Lawmakers

2025-06-06
NYPD's Radio Encryption Plan Blocked by State Lawmakers

New York state lawmakers voted down the NYPD's plan to encrypt its radio communications. The "Keep Police Radio Public Act" aims to balance transparency with the need to protect sensitive information. The bill, if signed into law, would grant emergency services and reporters access to real-time police radio communications while still keeping sensitive information private. The NYPD argued encryption is necessary for officer safety and victim privacy, but supporters of the bill contend that public access to police radio is crucial for press freedom and public accountability. The bill now heads to Governor Kathy Hochul's desk.

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Cubix: A ZX Spectrum 3D Platformer Defies Expectations

2025-08-21
Cubix: A ZX Spectrum 3D Platformer Defies Expectations

Gogin's Cubix, released during the YRGB 2025 retro game competition, is being hailed as the first-ever 3D platformer for the ZX Spectrum. This impressive feat is achieved through clever 2D manipulation and pre-calculation, creating a Fez-like rotating level mechanic. By pre-calculating and storing data to overcome the hardware limitations of the ZX Spectrum, Gogin completed this stunning game in just 4.5 months. Cubix challenges the boundaries of what's possible on this classic '80s computer.

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Gouach's Infinite Battery: Cracking Bosch Encryption and Reimagining E-bike Power

2025-08-21
Gouach's Infinite Battery: Cracking Bosch Encryption and Reimagining E-bike Power

After overcoming initial setbacks, Gouach developed the IP67-rated Infinite Battery, securing over $3.7 million in funding through Indiegogo and venture capital. This modular battery pack boasts compatibility with various e-bikes, notably conquering the challenge of encrypted communication with Bosch mid-drive motors. EU backers are slated to receive their kits in June, with US deliveries and an open online store to follow. Gouach's innovative approach, treating e-bike batteries as modular components rather than monolithic units, signifies a potential paradigm shift in the industry.

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Hardware e-bike

Intel's 18A Arm SoC: A Hail Mary to Attract Foundry Customers?

2025-08-20
Intel's 18A Arm SoC: A Hail Mary to Attract Foundry Customers?

Intel showcased a reference Arm-based SoC, "Deer Creek Falls," built on its 18A process. This chip features a tiered CPU core configuration similar to Qualcomm's Snapdragon chips, aiming to attract external customers, particularly within the Arm ecosystem. Intel Foundry is reportedly struggling to secure clients and may halt development of its 14A and future nodes without more. The video also revealed performance optimization tools, countering previous rumors of their absence. While 18A is closed to external customers, this SoC might demonstrate Intel's 14A readiness, potentially luring major players like Apple and NVIDIA.

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Hardware 18A process

Microsoft's Xbox ROG Ally: Entering the Portable Gaming Fray

2025-08-22
Microsoft's Xbox ROG Ally: Entering the Portable Gaming Fray

Microsoft's Xbox ROG Ally handheld console, developed in partnership with Asus, is making waves at Gamescom. Targeted at hardcore gamers, the Ally boasts familiar Xbox controls and aims to expand the Xbox ecosystem, encouraging existing Xbox and PC owners to play more, thus increasing engagement and spending. With the Switch 2's strong launch and the existing Steam Deck competition, Microsoft is vying for a piece of the portable gaming market and boosting Game Pass subscriptions. Sony, meanwhile, remains on the sidelines, offering only the streaming-focused PlayStation Portal. The Ally's release date is October 16th, but pricing remains undisclosed.

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Goodbye Playwright, Hello CDP: A New Era in AI Browser Automation

2025-08-20

In the realm of AI browser automation, developers have long relied on adapter libraries like Playwright. However, these libraries' abstraction layers obscure the underlying complexities of browsers, leading to performance bottlenecks and difficult-to-solve edge cases. This article details how a team abandoned Playwright and directly used the Chrome DevTools Protocol (CDP) to build a faster and more reliable AI browser automation system. They developed a new Python CDP client library, `cdp-use`, and adopted an event-driven architecture, achieving cross-origin iframe support and significantly improving element extraction and screenshot speeds. This transition, while challenging, ultimately resulted in finer-grained control over the browser and more robust error handling, ushering in a new chapter for AI browser automation.

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AI

Google Assistant Gets a Gemini Makeover for the Smart Home

2025-08-21
Google Assistant Gets a Gemini Makeover for the Smart Home

Google announced a major upgrade to its Google Home smart home ecosystem: 'Gemini for Home,' a new voice assistant powered by Google's Gemini AI, is launching later this year. Replacing the current Google Assistant, Gemini for Home will offer significantly improved natural language understanding and more intuitive interactions. It can handle complex requests like "turn off all the lights except in my bedroom," and seamlessly create lists, calendar entries, and reminders. The addition of Gemini Live enables more conversational, back-and-forth interactions. While pricing details for a potential premium tier haven't been released, this is arguably the most significant update to Google Home since its inception and likely foreshadows new hardware releases.

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Tech

Handwriting: More Important Than You Think

2025-08-20
Handwriting: More Important Than You Think

In the digital age, handwriting seems to be fading into obsolescence. But new research suggests that handwriting is crucial for children's cognitive development and literacy. While technology has made typing mainstream, practicing handwriting enhances fine motor skills and helps students better understand and retain information. Although not all experts agree on the necessity of learning cursive, there's a general consensus that handwriting skills significantly benefit cognitive development; it's not just nostalgia, but about children's learning and development.

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Android 16 Beta Brings Enhanced Dark Mode and Themed Icons

2025-08-22
Android 16 Beta Brings Enhanced Dark Mode and Themed Icons

Google has released the Android 16 beta, featuring expanded dark mode and themed app icon support. A new 'intelligent inversion' feature forces dark theming on apps lacking native support, automatically darkening splash screens and status bars. Users can now also force themed icon colors onto apps, even without developer support. Other improvements include enhanced parental controls, more secure cross-platform data migration, improved PDF annotation and editing, and personal audio sharing for Bluetooth LE devices.

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Mini SSD Card: A Potential Solution for Portable Gaming Storage Bottlenecks

2025-08-20
Mini SSD Card: A Potential Solution for Portable Gaming Storage Bottlenecks

Games are getting increasingly large, often exceeding 100GB, due to factors like high-resolution textures, detailed graphics, extensive audio files, and support for multiple languages. To address the slow storage speeds in portable gaming devices, the Mini SSD card has emerged as a potential solution. It aims to deliver speeds comparable to internal SSDs without requiring users to disassemble their devices for upgrades. While not yet a formally ratified standard, it offers a convenient storage upgrade option for gamers.

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Building the Simplest Semantic Layer with YAML and Python

2025-08-20
Building the Simplest Semantic Layer with YAML and Python

This article demonstrates building a minimal semantic layer using a YAML file and a Python script, querying 20 million NYC taxi records to illustrate its value. It clarifies when a semantic layer is truly beneficial and when it's overkill. The piece contrasts semantic layers with traditional databases, highlighting advantages in data governance, caching, secure access control, and LLM integration.

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Development semantic layer

Running Common Lisp in the Browser: Progress on the Web Embeddable Common Lisp Project

2025-08-21

The Web Embeddable Common Lisp (WECL) project aims to bring the Common Lisp runtime environment into web browsers. The project currently allows running Common Lisp code via `` tags and provides JS-FFI for low-level interaction between Common Lisp and JavaScript. Furthermore, LIME/SLUG enables interaction with WECL from Emacs. However, the project is still in its early stages, with limitations such as insufficient threading support and room for performance optimization. Future plans include porting to WASI to address these issues.

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Development

SK Hynix Overtakes Samsung as World's Top DRAM Maker After 30+ Years

2025-08-21
SK Hynix Overtakes Samsung as World's Top DRAM Maker After 30+ Years

For the first time in over three decades, SK Hynix has surpassed Samsung Electronics as the world's largest DRAM manufacturer. Fueled by booming demand for AI memory chips and an exclusive supply deal with Nvidia, SK Hynix's market share soared. Samsung's share plummeted by 8.8 percentage points in the first half of 2025, its steepest decline since 1999. SK Hynix's success is largely attributed to its strong US market performance, particularly its supply of HBM3E chips to Nvidia, accounting for 54% of its Q1 DRAM operating profit. Analysts predict SK Hynix will maintain its lead in the near term.

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Tech SK Hynix

D3.js: The Art Behind the Verbose Code

2025-08-21
D3.js: The Art Behind the Verbose Code

The journey of learning D3.js is like climbing a mountain. Initially, its lengthy code and complex syntax can be daunting; drawing a simple line requires a substantial amount of code. The author uses the example of drawing a box plot – 194 lines of code – to illustrate D3.js's powerful flexibility and customizability. D3.js is not just a simple drawing tool; it's a brush that empowers developers to create data visualization art, allowing for fine-grained control over SVG elements to achieve complex and unique visualization effects, ultimately transcending the limitations of off-the-shelf tools.

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Development

illumos Cafe: Another Cozy Corner for OS Diversity

2025-08-21
illumos Cafe: Another Cozy Corner for OS Diversity

Following the success of the BSD Cafe, the illumos Cafe project has launched. Similar in spirit to the BSD Cafe, illumos Cafe aims to provide services running on illumos-based operating systems, demonstrating their usability and promoting open-source OS diversity. Currently, it hosts Mastodon and snac instances, with plans to expand services. The project embraces a positive and inclusive philosophy, seeking to create a free and independent community, free from the control of large tech companies.

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Development

Google's Pytype Project to End Support After Python 3.12

2025-08-20
Google's Pytype Project to End Support After Python 3.12

Google's static type checker for Python, Pytype, is reaching the end of its development lifecycle. Since its inception in 2012, Pytype has served Google developers well, contributing significantly to Python's type system. However, its bytecode-based design has proven limiting for future feature development. Google is shifting its focus to newer approaches, making Python 3.12 the last supported version. The team expresses gratitude to all contributors, especially Rebecca Chen for her decade of dedication. The Python typing ecosystem is robust; developers are encouraged to explore other mature solutions.

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Development

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

Generating Pixel Art Space Invaders with Algorithms

2025-08-20
Generating Pixel Art Space Invaders with Algorithms

This interactive article details the creation of a Space Invader generator using JavaScript and vector graphics. The author walks through the process, from hand-drawn pixel art to vector polygons and finally pixelated images, explaining the algorithms and techniques involved. This includes using the OKLCH color space for color generation and Anime.js for animation. The article is highly interactive, allowing readers to generate their own Space Invaders.

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Development Vector Graphics

Streamlining Monorepo Development with Turborepo and pnpm

2025-08-20
Streamlining Monorepo Development with Turborepo and pnpm

This guide outlines best practices for developing, testing, and submitting code within a Turborepo-based monorepo. It covers efficient methods for navigating, installing, and creating new React packages using pnpm, leveraging Vitest for targeted testing, and ensuring code quality with ESLint and TypeScript. The guide emphasizes running linters and tests before commits and provides a clear PR title format.

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Development
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