Computing
Non-AI computing: networks, servers, hardware, software engineering, and digital security and privacy.
#4586: Fixing Stale UI: The 4-Link Chain of Data Flow
Why does a number on screen stay frozen after an upload? We trace the 4-link chain from response to redraw — and where it breaks.
#4585: Why `export` Fails But Files Work: Linux Process Secrets
Why does `wrangler login` work across shells but `export` doesn't? The answer reveals how Linux processes really share data.
#4584: Directing Context Loss: Smart Compaction Prompts
Learn how to steer Claude Code's context compaction with targeted instructions — turning a lossy default into a directed operation.
#4582: Designing a Home MCP Gateway for Conversational AI
How to securely connect ChatGPT to a home-hosted MCP gateway — transport, auth, and the missing pieces.
#4580: The Tiny AI Tools That Beat Big Agents
Why small, single-purpose AI utilities outperform autonomous agents for daily work — and what interface they need.
#4578: Is Google Groups Just a Mail-Routing Workaround?
Daniel's been using Google Groups as a mail router for years. Is there a better way, or is he stuck with the workaround?
#4575: Measuring Rooms with Fiducial Markers: AprilTag vs ArUco
AprilTags, ArUco, ChArUco — which marker system actually helps you measure a room from a photo? We break down the tradeoffs.
#4572: The vCard Files: Why a 30-Year-Old Format Still Runs Your Contacts
We crack open the VCF spec — what's inside, what breaks, and why the humble vCard still beats every proprietary contact app.
#4569: Dialing Without a Switchboard: Twilio Number Normalization
Twilio expects E.164, but Israel dials 0-3-... Here's what breaks when you become your own carrier.
#4568: Building a Smarter Text Expansion Library
Move beyond addresses and signatures — build snippets that shape how you think, decide, and communicate on mobile.
#4567: eSIM Adapters, US Data, and Twilio: A Traveler's Setup
eSIM adapters, US data plans, and running your phone through Twilio — a practical guide for frequent travelers.
#4562: Weighing Euroboxes: DIY Load Cells vs. Off-the-Shelf Sensors
Daniel wants to know if his industrial shelving is overloaded. The answer involves 24-bit ADCs, micro-deformation, and a surprising market gap.
#4548: The Hidden Software Running Your Company
Inside the shadow fleet of custom apps running organizations — and how AI is making building them the default.
#4546: Redis: What It Actually Is and Why It's Everywhere
Redis powers half the internet's caching, but almost nobody knows what it actually is. We break it down from the ground up.
#4543: WhatsApp Business API vs App: Which Fits Your Solo Practice?
A solo consultant's guide to choosing between the WhatsApp Business app and the API for client messaging.
#4542: Going Fully SIP: Why It's Not Ready (Yet)
A deep dive into the three structural reasons you can't ditch your carrier for Twilio and SIP—yet.
#4541: What Would We Build If Cellular Started From Zero?
Exploring whether GSM's legacy parts—IMEI, SIM, circuit switching—are still needed in an all-IP world.
#4533: The Hidden Command Line in Your Phone's Dialer
Star-pound codes aren't just for forwarding calls. Your dialer is a secret command line with three different systems hiding behind it.
#4522: The Sixth Shim: When MCP Becomes a Middleware Factory
Six servers, six shims, no architecture. A taxonomy of MCP integration pain.
#4521: MCP Transport Architecture in 2026: Gateway Design
Three transports, one gateway. How to bridge stdio, legacy SSE, and streamable HTTP in production.