Computing
Non-AI computing: networks, servers, hardware, software engineering, and digital security and privacy.
#4161: How Your Password Manager's 6-Digit Code Actually Works
Your phone and a server generate the same code without ever talking. Here's the elegant math behind it.
#4159: Managed vs Unmanaged Switches: What You Actually Need
What does "managed" actually mean on an Ethernet switch? And do you need it at home?
#4155: Where Does the Guest VLAN Actually Live?
The VLAN lives in the firewall, not the AP. Here's how to actually segment your guest network.
#4154: Wi-Fi Settings That Actually Matter
What those Ubiquiti controller settings actually do—and why maxing everything out breaks your network.
#4152: How Your SSN Became the Master Key to Everything
When a data breach and a mail scam combine to hijack your Social Security benefits — and what to do about it.
#4151: KVM Over IP: Remote Server Access When SSH Dies
What do you do when your server is alive but unreachable? KVM over IP hardware gives you BIOS-level access from anywhere.
#4150: Computing's Hidden Price Surge: DRAM, NAND & GPUs
Why your next PC build costs 32% more than two years ago — and why no one tracks it.
#4147: When Your Server Won't Even Boot a Live USB
Diagnose a dead server when it won't boot anything — not even SystemRescue from USB.
#4139: The Hosepipe-to-Digest AI: Your Outbox Middleware
An AI middleware that intercepts your outgoing emails, buffers them, and delivers a crisp executive summary.
#4124: Building a Safe AC-to-DC Enclosure for MQTT Traffic Lights
Learn to safely build a constant-voltage enclosure for a Raspberry Pi-powered traffic light with MQTT control.
#4122: Why No AR App for Infant CPR?
A parent at 2AM needs visuals, not a PDF from 2014. Why doesn't the app exist?
#4110: Mental Parking Spots: Systems vs. Improvisation
Why some brains need apps to think, and others just remember.
#4092: How AI Remembers What You Never Told It
How ChatGPT connected "wall anchors" to a power tool you bought days ago — without being asked.
#4085: The Clinton Email Server: A Technical Autopsy
What was actually in that Chappaqua basement? A technical breakdown of the most infamous self-hosted email server in history.
#4080: How Resumable Uploads Actually Work
What happens when your file transfer fails at 92% — and the app just picks up where it left off.
#4073: Private Buckets, Pre-Signed URLs: Self-Hosting Without the Compromise
How to keep your self-hosted images secure, accessible, and cloud-friendly without becoming the product.
#4071: Four Tools for a Human Review Layer on AI Tags
Adding human review to AI-generated tags without building an admin panel from scratch.
#4069: How AI Is Rewriting Your Tech Stack Choices
What happens when AI agents change how we pick frameworks, ORMs, and databases?
#4068: How to Build a Go Image Pipeline for Your Inventory App
Stop treating your inventory app like a photo dump. Here's how to build a smart image pipeline in Go.
#4066: Wi-Fi 7 in a Rental: The Bridge Solution
Realistic home networking for renters: Wi-Fi 7 APs, dedicated bridges, and what you can actually expect to pay.