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If you want a smart home but do not know where to begin, start with a smart plug. It is the simplest smart device there is: a small adapter that sits between yo…
A DC motor draws far more current than an ESP32 pin can safely provide, so you can't just wire it straight to a GPIO. This tutorial wires a DC motor through an …
People use "calligraphy" and "cursive" as if they mean the same thing. They do not, and knowing the difference helps you pick the right tool for invitations, si…
You have done this. You paste a code snippet into a blog post, a comment box, or a CMS field, hit save, and half of it vanishes. The you typed is gone. The & in…
I build small tools. The latest one roasts LinkedIn profiles, and building it meant feeding it the worst profile copy I could find — starting with patterns from…
A short build note on a design decision: why does my LinkedIn tool roast people instead of giving them a friendly checklist? Because I watched the friendly vers…
A capacitor marked 0.1 MFD is not a 0.1 farad part. It is 0.1 microfarad, which is 100 nanofarad, which is the same thing as the 104 sitting next to it in the d…
Originally published on munchymatess.app . To merge PDFs on a Mac without uploading them, use a tool that runs on the Mac itself. Ours is Munchy Mates : click y…
Originally published on munchymatess.app . To compress a PDF on Mac without uploading it, click your Munchy Mates pet with two fingers, pick Compress PDF and dr…
Avi.js 1.0 Is Here: My Open-Source TypeScript Framework Reaches Its First Stable Release 🚀💻 A few weeks ago, I started working on Avi.js, a lightweight TypeScri…
keep 1,000,000 objects alive: 38 ms in GC keep 100,000 objects alive: 155 ms in GC Both runs allocate the same 100 million objects. The second keeps a tenth as …
kept: 200 strings, 3.9 KB of text heap: +200.0 MB That's the output of a small test, and the two lines should not be able to coexist. An array holds 200 short I…
Ever wondered how Claude can keep context across dozens of calls without re‑sending the whole prompt each time? The Model Context Protocol (MCP) makes that poss…
Your revenue ranking can change after a join, before any company reports new revenue. You're preparing the account priorities for Friday. The enrichment job has…
CogniPrep simulates employer assessments. Until last week the site had two kinds of page for them: a hub per vendor ( /games/shl , covering the whole suite) and…
CogniPrep is in English. Last week it got fifteen Dutch pages, at /nl and beneath it: one hub, nine pages about Dutch assessment publishers, and five about test…
A WhatsApp AI Assistant Can Sound Certain and Still Be Wrong: A 16-Case Grounding Test A business can show a WhatsApp AI assistant a folder of approved FAQs and…
An order file has both Order ID and order_id . If an adapter trims and normalizes those names before constructing a lookup, the two columns may become the same …
On September 30, an agent was building a catalogue of every setting in our back-office, nearly three thousand keys. The goal I had set that day: each key either…
Most of an AI penetration test is not AI. Discovery is a port scan and a crawler. Exploitation is an exploit module. Verification is a request and a response. T…