The Jeff Dean Facts

https://opengraph.githubassets.com/1808aa503b9dbfa86d97bc15c3b78ceca2a54e01ed951219ebaeda5772171d0f/LRitzdorf/TheJeffDeanFacts
Jeff Dean is a Google employee known for his exceptional programming skills, with jokes exaggerating his abilities. A collection of "Jeff Dean facts" preserves humorous anecdotes about his coding prowess.

Lights and Shadows (2020)

https://ciechanow.ski/images/og/light.jpg
Light creates various effects through its power, position, and distance, affecting how we perceive brightness and color. The human visual system and digital cameras collect light differently, leading to distinct behaviors in matte surfaces and reflective materials.

Project Patchouli: Open-source electromagnetic drawing tablet hardware

https://gitlab.com/yukidama/patchouli/-/raw/main/docs/Impl/img/sst_demo.gif?ref_type=heads
Patchouli is an open-source EM drawing tablet hardware offering ultra-low-latency pen input. It's sponsored by NLnet Foundation and licensed under CERN Open Source Hardware License and Creative Commons Attribution 4.0 International.

A closer look at a BGP anomaly in Venezuela

https://cf-assets.www.cloudflare.com/zkvhlag99gkb/48fD5tAcyQGJAbXwvROL56/67da925888bdc42ead10d2af9a620652/BLOG-3107_1.png
A Venezuelan ISP, CANTV (AS8048), experienced a BGP route leak on January 2, 2026, impacting multiple prefixes. The leak was likely caused by insufficient routing export and import policies rather than malfeasance.

Show HN: DeepDream for Video with Temporal Consistency

https://opengraph.githubassets.com/dc6740542bc2e8af21fce4cc391bd47ded9a83b4b8ccfd5fda96a7a8f30dcee7/jeremicna/deepdream-video-pytorch
Video DeepDream is a PyTorch implementation of DeepDream for videos with temporal consistency using optical flow estimation and occlusion masking. It uses RAFT Optical Flow to warp previous dream frames into the current frame, ensuring smooth transitions and object tracking.

Open Infrastructure Map

Open map of the world's electricity, telecoms, oil, and gas infrastructure, using data from OpenStreetMap.

The Napoleon Technique: Postponing things to increase productivity

The Napoleon technique involves postponing dealing with non-urgent issues to see if they resolve themselves. This technique helps conserve time and energy by filtering out unnecessary tasks.

Kernel bugs hide for 2 years on average. Some hide for 20

https://pebblebed.com/blog/kernel-bugs/bug_lifetime_histogram.png
A researcher analyzed 125,183 Linux kernel bugs from 20 years of git history and found that the average bug lives 2.1 years before discovery, with some subsystems taking up to 4.2 years to find. The researcher developed a tool called VulnBERT that catches 92% of historical bugs at commit time with a 1.2% false positive rate, and aims to help kernel security and vulnerability detection efforts.

Eat Real Food

https://realfood.gov/cdn-cgi/image/width=1920/images/pyramid/salmon.webp
We're ending the war on protein by prioritizing nutrient-dense protein and healthy fats from whole foods. Eat whole, colorful vegetables, fruits, and whole grains, avoiding refined carbohydrates.

The price of fame? Mortality risk among famous singers

https://jech.bmj.com/sites/default/files/highwire/jech/80/1.cover-source.jpg
Fame is linked to a higher mortality risk among famous musicians, with a 33% increased risk compared to less famous counterparts. This suggests that fame itself may contribute to increased mortality risk beyond occupational burdens associated with being a musician.

Shipmap.org

https://www.shipmap.org/images/colored_preview.jpg
Kiln is selling high-resolution versions of their map showing global merchant fleet movements. Contact [email protected] for pricing and information, or embed the map with a link back to Kiln.

Mothers (YC X26) Is Hiring

https://app.ashbyhq.com/api/images/org-theme-logo/6d96b491-df24-435a-b4ce-6ac65ca31ec5/1edc9e6d-592c-41f1-b004-9ee91bb0e7a4/33b4c30a-ceb3-44d8-820e-0fcc35170e34.png
9 Mothers Jobs

Anyone have experiences with Audio Induction Loops?

https://upload.wikimedia.org/wikipedia/commons/thumb/9/9b/Hearing_induction_loop_hearing_aid.jpg/250px-Hearing_induction_loop_hearing_aid.jpg
An audio induction loop system is an assistive listening device for individuals with hearing impairments, using electromagnetic fields to transmit sound. It consists of a loop of cable generating a magnetic field that can be picked up by telecoil-equipped hearing aids.

Go.sum is not a lockfile

https://assets.buttondown.email/images/9dee32df-d645-4828-a59b-63c73524e3af.jpg
go.mod lists all dependencies and their exact versions used in the main module, while go.sum is a local cache for the Go Checksum Database with no semantic effects on version resolution. Go modules simplify package resolution and eliminate diamond dependency conflicts.

Lessons from Hash Table Merging

Tailscale state file encryption no longer enabled by default

https://cdn.sanity.io/images/w77i7m8x/production/a06dc612b1e3e4f4df53a72030002600639a8738-300x120.png?w=640&q=75&fit=clip&auto=format
View changes to the Tailscale client and service.

ChatGPT Health

https://images.ctfassets.net/kftzwdyauwt9/4XRlgv6c3jHpFYqWS3C5q5/1bb4beeaae428129b3fe2a2d511e01d2/OAI_ChatGPT_Health_Wayfinding_16-9.png?w=3840&q=90&fm=webp
ChatGPT Health securely connects health information and ChatGPT's intelligence to help users feel informed and prepared. It operates as a separate space with enhanced privacy and additional protections for sensitive health data.

The Q, K, V Matrices

https://edge.arpitbhayani.me/img/arpit-6.jpg
The attention mechanism in LLMs uses three matrices: Query, Key, and Value, which are created by multiplying input embeddings with separate weight matrices to enable parallel processing and context awareness. These matrices allow models to dynamically focus on relevant parts of the input, taking natural language processing above and beyond.

LaTeX Coffee Stains (2021) [pdf]

The coffeestains package adds a coffee stain feature to LATEX documents. It allows users to print stains directly on the page with various options.

Play Aardwolf MUD

https://www.aardwolf.com/images/aardwolf-mud-client4s.jpg
Aardwolf RPG is a free text-based game with a realistic fantasy world and 28 classes to choose from. It features solo and group play, quests, puzzles, and player-versus-player combat with a detailed help system and extensive customization options.

How Google got its groove back and edged ahead of OpenAI

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The virtual AmigaOS runtime (a.k.a. Wine for Amiga:)

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GLSL Web CRT Shader

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NPM to implement staged publishing after turbulent shift off classic tokens

https://cdn.sanity.io/images/cgdhsj6q/production/7006d91c32f92c4e2d3e11d59986bec82f112ba5-938x531.png?w=1600&q=95&fit=max&auto=format
npm is introducing staged publishing to add a review window before package releases become publicly available, giving maintainers a chance to catch unintended or malicious changes. This change aims to limit the speed of compromised releases propagating, even with valid credentials.

Musashi: Motorola 680x0 emulator written in C

https://opengraph.githubassets.com/4da5e30d7ae3b48962fd85f36976451498a4664af187b16f3c521e52506b1f27/kstenerud/Musashi
Musashi is a Motorola 68000 processor emulator written in C that aims for portability and speed, with various configuration options for interrupt handling, address spaces, and CPU types. The emulator provides a range of functions for implementing different configurations, including functions for memory access, interrupt handling, and CPU control.

US will ban Wall Street investors from buying single-family homes

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Creators of Tailwind laid off 75% of their engineering team

https://opengraph.githubassets.com/2a12b8a45f62cd56ca923234ffd762deef6817850419da45845424b4843f4d18/tailwindlabs/tailwindcss.com/pull/2388
Suggestions cannot be applied due to various reasons including no code changes, viewing a subset of changes, applying multiple suggestions at once, applying on deleted lines, pending reviews, multi-line comments, and pull request queue. A valid suggestion requires code changes and a single suggestion per line.

Health care data breach affects over 600k patients, Illinois agency says

https://npr.brightspotcdn.com/dims4/default/ed7fb99/2147483647/strip/true/crop/840x560+0+0/resize/880x587!/quality/90/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2Ff1%2F71%2F3a7d9dd44493948ebe20443f3729%2Fidhs.jpg
Thousands of Illinois patients' personal info was publicly viewable due to incorrect settings on agency maps from 2021 to 2025. The state agency has changed settings and notified affected individuals, with no reported misuse of the leaked data.

“Stop Designing Languages. Write Libraries Instead” (2016)

A friend thinks programming languages are similar and that libraries are what make a language productive. He loves Ruby on Rails but doesn't care about Ruby's features.

Claude Code CLI was broken

https://opengraph.githubassets.com/3a3420c17541c0d06a9b4b13d5d8158d7e2ca13f411f7547fa28733f2914e0b9/anthropics/claude-code/issues/16673
Preflight Checklist I have searched existing issues and this hasn't been reported yet This is a single bug report (please file separate reports for different bugs) I am using the latest version of Claude Code What's Wrong? update to clau...