Lunase moon phase watch mechanism
Before there were clocks there were the heavens. The sun to mark the day and the moon to light the night- their shadows counting down the hours. Overhead, celestial bodies arced across the sky, charting a map to the seasons and subtly precessing across the centuries. With the advent of mechanical timepieces, these natural […]
Don’t use cosine similarity carelessly
Midas turned everything he touched into gold. Data scientists turn everything into vectors. We do it for a reason — as gold is the language of merchants, vectors are the language of AI1. Just as Midas discovered that turning everything to gold wasn’t always helpful, we’ll see that blindly applying cosine similarity to vectors can […]
Two auto-braking systems can’t see people in reflective garb: report
Pedestrians are often advised to wear reflective strips on their clothing so that car drivers can see them, but a new report says that such safety precautions are useless in the eyes of some automatic braking systems. Going, going, struck. Check out what happens to a dummy dressed in reflective strips.Photos: IIHS The worst systems […]
Proof of location for online polls
Proof of location for online polls – Network Latency Geolocation Chris Rieckmann | January 14, 2025 Network Latency Triangulation based Geolocation Information about a device’s physical location can be inferred by measuring the time it takes for signals to travel between the device and a known server location. As the speed of light cannot be […]
How rqlite is tested
rqlite is a lightweight, open-source, distributed relational database built on SQLite and Raft. With its origins dating back to 2014, its design has always prioritized reliability, and quality. Testing plays a foundational role in achieving these qualities, shaping the implementation and guaranteeing robustness. Testing a distributed system like rqlite is no small feat. It requires […]
Ask HN: Seeking Device to Normalize Audio Output for Consistent Volume Levels
Hello hn. I’m looking for a device that I can insert between the audio output and speaker to normalize the audio. The goal is to ensure that sudden loud noises don’t become overwhelming and quieter parts sound reasonably the same. My reason for doing this is because it’s so hard to watch movies these days […]
Home Loss File System
Welcome to the Home Loss File System – Digital Resource: Introduction(Last Updated – 1/14/25) This tool was created by former California wildfire survivors committed to supporting you through the challenging process of disaster recovery. We hope to provide essential resources, checklists, and organizational tools to help you manage insurance claims, document losses, and track expenses […]
Home Loss File System
Home Loss File System – Digital Resource Introduction 1. First Steps After a Wildfire 2. Essential Resources and Contacts 3. Insurance Policy Summary 4. Medical Insurance & Health Records 5. Temporary Housing & ALE Tracker 6. Inventory of Contents 7. Inventory of Hardscape & Landscape 8. Vehicle Replacement 9. Debris Removal Information 10. Claim Documentation […]
Show HN: WASM-powered codespaces for Python notebooks on GitHub
Our online playground lets you create and share marimo notebooks for free, without creating an account. Playground notebooks are great for embedding in other web pages — all the embedded notebooks in marimo’s own docs are playground notebooks. They are also great for sharing via links. Try our playground! Just navigate to https://marimo.new. WebAssembly notebooks […]
Executive order on advancing United States leadership in AI infrastructure
By the authority vested in me as President by the Constitution and the laws of the United States of America, it is hereby ordered as follows: Section 1. Purpose. Artificial intelligence (AI) is a defining technology of our era. Recent advancements in AI demonstrate its rapidly growing relevance to national security, including with respect […]