Sergey Brin's Unretirement

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The creator of Claude Code's Claude setup

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Vector graphics on GPU

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A GPU-assisted approach to rasterization of vector shapes involves dividing the screen into blocks, processing segments within each block, and using a cover table to efficiently calculate pixel coverage. This approach can achieve significant performance boosts, with a GPU-assisted version being 10-15 times faster than a heavily optimized software renderer for image fills.

Stop Doom Scrolling, Start Doom Coding: Build via the terminal from your phone

https://private-user-images.githubusercontent.com/114448747/530833069-bda532b6-3963-4ace-907b-ebbf9460032c.jpeg?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.7pZ0l3a8OTZuGC2L0k8SuTK3b8x7lpmTyaw0hLZlyN8
The user set up "Doom Coding" to code remotely via phone using Tailscale, Termius, and Claude Code. They share a 5-minute setup guide and invite contributions to improve the process.

Electronic nose for indoor mold detection and identification

Opus 4.5 is not the normal AI agent experience that I have had thus far

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The author initially doubted AI coding agents but now believes they can replace developers after using Opus 4.5, which built a Windows utility and a mobile app with a backend setup. The author is now building multiple apps with Opus 4.5, feeling both exhilarated and depressed about the rapid progress.

Rust is beyond object-oriented, part 3: Inheritance (2023)

The author argues that inheritance is a flawed concept in Object-Oriented Programming, causing problems and unnecessary complexity. Rust's design avoids inheritance, instead using traits and structs to achieve similar functionality.

A 30B Qwen model walks into a Raspberry Pi and runs in real time

https://byteshape.com/images/hf-logo-original.svg
ByteShape consistently produces better models than Unsloth and MagicQuant, delivering higher tokens per second at the same quality or higher quality at the same speed across CPUs and GPUs. The takeaway is to treat memory as a constraint, not a goal, and optimize for the tradeoff curve of TPS versus quality, with ByteShape landing on the better side of the curve.

Show HN: SMTP Tunnel – A SOCKS5 proxy disguised as email traffic to bypass DPI

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The smtp-tunnel project creates a high-speed covert tunnel to bypass DPI firewalls by disguising TCP traffic as SMTP email communication. It allows users to add, remove, and list users, and provides a client and server configuration for secure and private communication.

On the slow death of scaling

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The essay "On the Slow Death of Scaling" argues that relying solely on scaling for AI progress is uncertain and rapidly changing. This shift ignores other key levers of progress, suggesting disruptions are ahead.

Oral microbiome sequencing after taking probiotics

https://blog.booleanbiotech.com/images/oral_biogaia.jpg
The user tested BioGaia Prodentis, an oral probiotic, using 16S sequencing from Plasmidsaurus and found no detectable colonization of L. reuteri in their mouth. However, the oral microbiome did change significantly, with a massive increase in S. salivarius and other species, suggesting a potential impact on oral health despite the lack of L. reuteri colonization.

Vietnam bans unskippable ads

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Vietnam's Decree No. 342 will regulate online ads starting February 15, 2026, with stricter controls on ad duration and user experience. The decree targets 11 groups of environmentally and health-hazardous goods and services with stricter regulations.

We recreated Steve Jobs's 1975 Atari horoscope program

I wanted a camera that doesn't exist, so I built it

A hobbyist photographer and programmer built a custom camera body from a Lumix G9ii, inspired by Leica M rangefinders, with a goal of creating a compact and beautiful camera. Despite facing numerous challenges and setbacks, the project provided valuable experience and insights into the complexities of camera design and electronics.

What *is* code? (2015)

The author, a programmer, explains that software development is a complex and misunderstood field that requires a deep understanding of code and its culture. He aims to demystify code and the people who create it, highlighting the importance of understanding how software works in today's world where technology dominates our lives.

Show HN: TCP chat server written in C# and .NET 9, used in the terminal

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CSharpStream.Models – Contains the Message and User models, used for structured data transfer and managing user identity information.

Microsoft probably killed my Snapdragon Dev Kit

https://jasoneckert.github.io/myblog/how-microsoft-killed-my-snapdragon-devkit/snapdragondevkit.jpg#center
The user's Snapdragon Dev Kit stopped working after a Windows 11 security update failed to install, resulting in random reboots and shutdowns. Despite trying various troubleshooting steps, including reinstalling Windows, the system remains unbootable, suggesting a possible firmware or hardware issue.

CES 2026: Taking the Lids Off AMD's Venice and MI400 SoCs

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AMD showed off Venice series server CPUs and MI400 series datacenter accelerators at CES 2026, featuring improved packaging and increased core counts. The Venice series has up to 256 cores and 3GB of L3 cache, while the MI400 series has 12 HBM4 dies and 2 nanometer and 3 nanometer compute and IO dies.

Calling All Hackers: How money works (2024)

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The author, a hacker and CEO, shares their experience walking the paths of hacking and small business ownership, highlighting the importance of understanding how the world works and using that knowledge to bring about change. They discuss various financial concepts, including fixed income, equities, and shareholder value, and how they relate to the world of hacking and finance.

Show HN: VaultSandbox – Test your real MailGun/SES/etc. integration

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VaultSandbox provides isolated inboxes for testing email services within a VPC, mimicking production environments without exposing customer data. It offers features like automatic cleanup, real-time testing, and rate limiting to ensure secure and efficient email testing.

Launch HN: Tamarind Bio (YC W24) – AI Inference Provider for Drug Discovery

Deniz and Sherry from Tamarind Bio provide AI drug discovery services to biopharma companies using open-source models. Their platform offers a user-friendly interface for non-technical users and supports model pipelines, fine-tuning, and more.

Comparing AI agents to cybersecurity professionals in real-world pen testing

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers compared AI agents to human cybersecurity professionals in a live enterprise environment, with ARTEMIS placing second overall and outperforming 9 of 10 humans. AI agents offer advantages in systematic enumeration and cost, but struggle with GUI-based tasks and have higher false-positive rates.

Two ways to crack a walnut, per Grothendieck (2025)

Alexander Grothendieck described two math approaches: hammer and chisel (forceful) and softening liquid (gentle). The second approach, used by Grothendieck, involves understanding concepts deeply to lead to elegant computations.

High-Performance DBMSs with io_uring: When and How to use it

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Researchers studied io_uring's benefits in modern database systems, finding it delivers greatest benefits in storage-bound and network-bound workloads. They derived guidelines for designing I/O-intensive systems using io_uring, resulting in a 14% performance improvement in PostgreSQL.

Locating a Photo of a Vehicle in 30 Seconds with GeoSpy

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Graylark's AI system, GeoSpy, helps investigators locate images with high accuracy, from 1 meter to a few miles. This technology accelerates vehicle theft recovery by pinpointing exact locations from images, even with minimal landmarks.

Show HN: Make audio loops online

Create music loops right in your browser using your keyboard or grid sequencer. Features drumpad, melodic keyboard, multiple synth types, and WAV/MP3 export.

Show HN: Open-source AI workflows with read-only auth scopes

https://opengraph.githubassets.com/a622b2c404ebf82a865f94f58cd6de0cf34ef1fcbfc5dfb3779761904024b72b/seer-engg/seer
Seer is a workflow builder with visual editing and AI-assisted development for automated workflows. It has separate APIs for workflows and agents to reduce complexity and improve maintainability.

Passing of Joe Mancuso

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Good morning Masonite community, I regret to inform you all that @josephmancuso has passed away due to health complications. Please keep his family in your thoughts during this time. I had the priv...

Laylo (YC S20) – Head of Growth (Organic and Partners and Loops and AI) – Remote US

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Laylo is a CRM platform for artists and live events, seeking a Head of Growth to build and run its growth engine. The ideal candidate has 5+ years of growth experience, a track record of growing software platforms, and expertise in non-advertising channels.

Show HN: Mantic.sh – A structural code search engine for AI agents

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Mantic is a code search engine for AI agents that provides fast file ranking without external dependencies. It infers intent from file structure and metadata for retrieval speeds faster than human reaction time.