Maybe the default settings are too high

https://www.raptitude.com/wp-content/uploads/2025/12/spedometer.jpg
The author enjoys reading Lord of the Rings at a slow pace, finding more meaning and engagement in the story. Slowing down consumption speeds, like reading and eating, can increase rewards and appreciation.

Building an AI agent inside a 7-year-old Rails monolith

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Director of Engineering at Mon Ami built a Ruby on Rails monolith with Algolia index for client records. They successfully integrated a low-code AI agent using RubyLLM gem, overcoming data access and multi-tenancy concerns.

MiniMax M2.1: Built for Real-World Complex Tasks, Multi-Language Programming

https://filecdn.minimax.chat/public/bbd9416c-f809-4195-88df-05fcd2051b15.png
MiniMax M2.1 是一个强大的开源模型,能够在多语言场景下表现稳定,提升了真实世界复杂任务中的表现。

TurboDiffusion: 100–200× Acceleration for Video Diffusion Models

https://raw.githubusercontent.com/thu-ml/TurboDiffusion/main/assets/TurboDiffusion_Logo.png
TurboDiffusion is a video generation acceleration framework that speeds up end-to-end diffusion generation by 100-200 times on a single RTX 5090 GPU. It uses SageAttention, SLA, and rCM for attention acceleration and timestep distillation.

Show HN: GeneGuessr – a daily biology web puzzle

https://brinedew.bio/static/geneguessr/og-image.png
The protein of the day is not specified, but I can summarize the given information in 2 concise English sentences.

Show HN: Gaming Couch – a local multiplayer party game platform for 8 players

https://gamingcouch.com/_next/static/media/gaming-couch-logo.58c91f22.svg
Gaming Couch is the ultimate social couch co-op party game platform. No consoles, no downloads, just pure fun!

Ultimate-Linux: Userspace for Linux in Pure JavaScript

https://opengraph.githubassets.com/7c2b8e15b815ec53f8124c3daabcb6a59195004315534a51b89da85aa42a78a9/popovicu/ultimate-linux
User is creating a JavaScript-based Linux distribution with a C transpilation step, aiming to demonstrate Linux kernel-user software interface fundamentals. The goal is to create a standalone ELF file that doesn't depend on the system's libc.

Animating Quines for Larva Labs

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The author met John Watkinson from Larva Labs and was asked to animate their new project, Quine, a generative art project that embeds code within procedurally-generated pixel art. The author used canvas to animate the quine generation process, creating a printing and scanning animation that visualizes the concept of code within the art.

Fahrplan – 39C3

Various topics are discussed including AI, cybernetics, fascism, digital rights, and more. The posts cover a range of subjects from technology and science to politics and social issues.

Python 3.15’s interpreter for Windows x86-64 should hopefully be 15% faster

The author partially retracts an apology for Python's tail calling results, citing improved performance on MacOs AArch64 and Windows x86-64. Tail calling interpreter beats computed goto interpreter by 5-15% on pyperformance, with a 14-78% speedup on MSVC Windows x86-64.

Tachyon: High frequency statistical sampling profiler

https://docs.python.org/3.15/_images/tachyon-logo.png
The profiling.sampling module, named Tachyon, provides statistical profiling of Python programs through periodic stack sampling. It can run scripts directly or attach to any running Python process without requiring code changes or restarts.

Tiled Art

https://tiled.art/img/webaward.jpg
Tessellation art involves creating interlocking figures that fill a page, inspired by M. C. Escher's work. This site showcases various artworks and tutorials on creating and understanding tessellations.

The entire New Yorker archive is now digitized

https://media.newyorker.com/photos/6941c558a5181b873f9acbc2/4:3/w_640%2Cc_limit/undefined
The New Yorker's full archive is now available online with over 100,000 articles from 4,000 issues. The expanded archive includes classic pieces by notable writers and allows for easier searching and discovery.

CUDA Tile Open Sourced

https://opengraph.githubassets.com/e81f029df49485f169eabbfe020f5eb68fca88b531db4be27e82742c9c974a10/NVIDIA/cuda-tile
CUDA Tile is an MLIR-based intermediate representation for CUDA kernel optimization, providing a comprehensive ecosystem for tiled computations on NVIDIA GPUs. It simplifies high-performance CUDA kernel development through abstractions and GPU-specific optimizations.

Paperbacks and TikTok

https://calnewport.com/wp-content/uploads/2024/01/slow-productivity-cover-new.jpg
Simon & Schuster launched Pocket Books in 1939, selling 17 million copies within two years, tapping into a previously untapped market of readers. The success of paperbacks led to an increase in hardcover titles and opportunities for writers, rather than the elimination of serious literature.

Seven Diabetes Patients Die Due to Undisclosed Bug in Abbott's Glucose Monitors

https://sfconservancy.org/static/img/conservancy-logo.png
The user's proprietary Freestyle Libre Plus CGM device from Abbott caused a bug that falsely reported low glucose levels, potentially harming patients, especially those with advanced diabetes. The user advocates for open-source medical devices to prevent such harm and is working on a FOSS alternative, Juggluco, to improve safety and security.

Lessons from a year of Postgres CDC in production

https://clickhouse.com/uploads/image2_0ebe57a89a.png
The Postgres CDC connector in ClickHouse Cloud has seen significant growth and adoption since its launch, with over 400 companies using it to replicate over 200 TB of Postgres data to ClickHouse every month. The team is working to address remaining gaps, including data modeling overhead, platform-level features, and support for advanced use cases, to provide a truly enterprise-grade Postgres ...

How to Reproduce This Book with LaTeX

https://raw.githubusercontent.com/BenjaminGor/Latex_Notes_Tutorial/main/Book%20Cover%20Latex.png
This is the repository for the e-book "How to Reproduce this Book Exactly with LaTeX - A Self-contained Tutorial on Writing Mathematical Notes" and its .tex files. Again, feel free to open an issue if you have any problems or suggestions about the book! This book will be regularly updated! To do: Add a subsection for setting up an appendix.

Show HN: Coderive – Iterating through 1 Quintillion Inside a Loop in just 50ms

https://raw.githubusercontent.com/DanexCodr/Coderive/main/assets/1762666234889.jpg
We present Coderive v0.4.0, a mobile-first general programming language designed for safe, fast, and clear coding. Coderive features a parser system written in java (manual recursive backtracking) and dual compilation pipeline (bytecode + native code generation). Built entirely on mobile devices, Coderive proves that serious compiler development can happen outside traditional environments. ...

Ask HN: What skills do you want to develop or improve in 2026?

User plans to start VR development in 2026 with Samsung Galaxy XR, learn spatial computing, and complete a computer graphics course. Goals also include building a side gig project, leveraging AI, and expanding their social circle in NYC.

When a driver challenges the kernel's assumptions

http://miod.online.fr/software/openbsd/stories/udl.jpg
Displaylink's wsdisplay driver caused some kernel assumptions to no longer stand. the driver is now able to return 0 if it did the work, or nonzero (preferrably eagain) after a jump scroll failure, we need to retry the operation with the same number of lines as the failed operation, so that the copy/erase parts of the scrolling operation are consistent with each other. this work eventually

Archiving Git branches as tags

https://static.ghost.org/v5.0.0/images/publication-cover.jpg
The user has a custom git alias that archives old branches by converting them to tags and adds shell completion for tab completion. The alias uses a bash function wrapper with a git switch hint to leverage the official git completion script.

The Program 2025 annual review: How much money does an audio drama podcast make?

https://programaudioseries.com/the-program-results-7/image001.jpg
The Program podcast saw a decrease in downloads in 2025, but still managed to reach 1 million downloads, with Patreon being the powerhouse bringing in 74% of the revenue. The show's creator is hopeful about its future despite the challenges, with a gross income of $2,300 CAD monthly and plans to continue working on new stories and episodes.

Asahi Linux with Sway on the MacBook Air M2 (2024)

https://pics.dllu.net/file/dllu-pics/2024-12-01-19-14-32_DSCF3120_58a0af3f29ead0118ef194dbccea00f020dbe0f8_a168a62312d435a9-600.jpg
User bought a MacBook Air M2 for $750 with 16 GB RAM and 256 GB SSD. They installed Asahi Linux and Fedora minimal with Sway window manager, customizing the interface to utilize the notch screen real estate.

I sell onions on the Internet (2019)

https://www.deepsouthventures.com/wp-content/uploads/vidalia-onions-in-field-300x225.jpg
The author bought the domain VidaliaOnions.com at auction for $2,200 and developed it into a niche business selling farm-to-door Vidalia Onions. He partnered with a Vidalia farmer and their business grew from 50 to over 600 orders in the first season.
The user created "can spinners" from recycled aluminum soda cans, which spin on sharpened wire tips due to heat from a lamp. They share a step-by-step guide on making these spinners, including cutting, bending, and balancing the aluminum pieces.

We invited a man into our home at Christmas and he stayed with us for 45 years

https://ichef.bbci.co.uk/ace/standard/1056/cpsprodpb/d126/live/a745ddf0-dff9-11f0-b67b-690eb873de1b.jpg
A UK couple, Rob and Dianne, took in a homeless man named Ronnie, who was autistic, in 1975 and formed a lifelong companionship that lasted 45 years until his death in 2020. They helped Ronnie get a job, find clothes, and become a valued member of their family, despite facing challenges like his gambling addiction.

Google is 'gradually rolling out' option to change your gmail.com address

https://9to5google.com/wp-content/uploads/sites/4/2023/12/gmail-android-1.jpg?quality=82&strip=all&w=1600
Google is rolling out a new option to let users change their Gmail address to a new one with the same "@gmail.com" ending. Users will be able to reuse their old email address and it will remain active for 12 months after the change.

Fabrice Bellard Releases MicroQuickJS

https://opengraph.githubassets.com/99a9e1430538002cf9fc5027ecefb2ba70b916cfb73ec77ebfe0729715c02341/bellard/mquickjs
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Critical vulnerability in LangChain – CVE-2025-68664

https://cyata.ai/wp-content/uploads/2025/12/LangGrinch-Article.png
A critical vulnerability was found in LangChain, a widely used AI framework, where attacker-controlled data can be deserialized and trigger arbitrary object instantiation, potentially leading to remote code execution. The vulnerability was caused by a missing escape in the serialization path, specifically in the dumps() and dumpd() functions, which has been patched in versions 1.2.5 and 0.3.81.