Ensuring Thread Safety — .NET core-centric
Prefer immutability What: Make data read-only after construction. Instead of editing objects, create new ones. Why: If nothing changes, many threads c…
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leakproof: stop your AI coding tool from leaking secrets to the cloud (local, Apache-2.0)
Author here. The problem leakproof targets: AI coding tools (Claude Code, Cursor, aider) ship a lot of working-tree context upstream, and if any of it…
The Safety Workaround That Worked, Until It Didn't
Power it on, and it's supposed to be ready to go on its own, no operator steps. Then one day, after a couple of restarts, it just... wasn't. Here's th…
The Hidden Way Electronics Can Start a Fire — Even Without an Open Flame
Most people assume that electronics catch fire because of an external flame or a dramatic short circuit. In reality, quite a few fires start from some…
Why We Deliberately Crush Lithium Batteries (UN38.3 Crush Testing Explained)
Every year, millions of lithium batteries travel across the world inside electric vehicles, e-bikes, power banks, laptops, and drones. Most of them ar…