The signal in the feed.

Private space pilots are flying orbital missions for the US Space Force

True Anomaly and Rocket Lab are performing Top Gun-style satellite fly-bys for the U.S. military.

crustc: entirety of `rustc`, translated to C

You Don't Need MIDI-OX Anymore: Building a SysEx Librarian with the Web MIDI API

You Don't Need MIDI-OX Anymore: Building a SysEx Librarian with the Web MIDI API If you...

Mystery identity of 'Green Boots' climber is finally solved after DNA test

How I Test React Signup Flows Without Sending Email to Real Inboxes

React signup flows look simple until email verification joins the party. The UI submits, the API responds, and everyone feels good for a minute. Then staging starts sending verification links to personal inboxes, old seed accounts, or shared aliases nobody really owns. That is where a "working" flow gets messy fast. I like to treat signup as one product path, not three seperate systems. The React form, the Node.js backend, and the inbox check all need to pass together. If one piece is fake or lo

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ctrodb is a client-side database for TypeScript. Schema validation, MongoDB-like queries, full-text search, relations — all in about 8KB gzipped with zero runtime dependencies. v1.4 is the biggest release yet. It adds offline sync. npm install ctrodb GitHub: github.com/ctrotech-tutor/ctrodb ctrodb.vercel.app/docs Sync engine with change tracking. Every create, update, and delete is recorded in a local change log and pushed to your server when connectivity returns. import { Database, syncPlugin,

Thiel Capital’s Jack Selby nabs stakes in hot startups like Etched through Arizona connections

Selby's VC firm, Copper Sky Capital, is currently raising a $300 million second fund, according to a regulatory filing.

15 Git Commands That Save Me Hours Every Week (And Why Most Developers Don't Know Them)

Most developers use 10 Git commands and Google the rest. That wastes 15+ minutes every day searching for the right syntax. After 8 years of daily Git usage, here are the 15 commands that actually save me hours every week — organized by the problem they solve. git switch -c — Create and switch in one step git switch -c feature/payment-refactor Replaces git checkout -b. Cleaner, explicit intent. Added in Git 2.23. git restore --staged — Unstage without losing changes git restore --staged package-l

Building an LLM Cost-Governance Dashboard with LiteLLM + BigQuery

I gave my team Claude Code, Codex, and Kimi. A month later I opened four separate billing pages and still couldn't answer three basic questions: who spent what, on which models, and whether anyone was even still using the tools after the first-week excitement wore off. Every provider has its own billing page, and none of them line up with my teams and users. So I built a small, self-hostable reference implementation that puts one gateway in front of everything. Repo (MIT): https://github.com/0xk

Designing for the Mind: The Mental Health Benefits of Wabi-Sabi Wall Art

Our brains are constantly processing information. From the glare of our smartphones to the bright, chaotic signage of the outside world, our visual senses rarely get a break. When you return home, your eyes need a place to rest. This is why interior designers are moving away from loud, high-contrast decor and turning toward interior psychology—the practice of designing spaces that actively reduce anxiety and promote mental clarity. At the center of this movement is Wabi-Sabi art. Here is how add

React.js ~useEffect event handler~

In case you want to manipulate DOM that can not be handled by React, useEffect is required. React is used for managing UI. So it is proper to use useEffect for manipulating DOM. const Component = () => { const [h, setH] = useState(0); useEffect(() => { const handler = () => { setH(h => (h + 1) % 360); }; window.addEventListener("pointermove", handler); return () => { window.removeEventListener("pointermove", handler); }; }, []); return ( ); };

You Don't Need a Full-Time Dev. You Need the Right Dev, Part of the Time

There's a quiet shift happening in how companies build software. It doesn't involve another JS framework, a new cloud provider, or an AI agent pretending to be a senior engineer. It's about how technical talent is being hired. Or rather, when, for how long, and in what capacity. Welcome to the age of the fractional developer 💁‍♀️ Wait, "Fractional"? Is That Just "Freelancer" With a Suit On? Sort of. But not quite. A freelancer takes a project, delivers it, and moves on. A fractional professiona