Category: Networking + Technology + Internet
How to Set Up a Cloudflare Tunnel on a Raspberry Pi (From Zero to Live)
Goal: Expose a service running on your Raspberry Pi to the public internet, securely, without port-forwarding or a static IP, using Cloudflare Tunnel. What You’ll End Up With Prerequisites Requirement Notes Raspberry Pi (any model) Running Raspberry Pi OS (64-bit recommended) A domain name e.g. yourdomain.com purchased anywhere (Namecheap, GoDaddy, etc.) SSH access to the […]
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pi2s3: An AMI for Your Raspberry Pi
If you have ever had a Raspberry Pi die on you, you know exactly what the recovery process looks like. You flash a new SD card or NVMe, reinstall your packages, rebuild your Docker stacks, reconnect your Cloudflare tunnel, reconfigure nginx, re-enter your credentials, clone your repos, tweak your cron jobs, and spend the better […]
Read more →Migrating a Pi 5 WordPress Stack from SD Card to NVMe
I run a full WordPress stack on a Raspberry Pi 5 sitting on my desk: MariaDB, PHP-FPM, Nginx, and Redis, all inside Docker containers, served publicly through a Cloudflare tunnel. After fitting an NVMe SSD via the Pi 5 HAT+, the obvious next step was getting Docker off the SD card entirely. The SD card […]
Read more →Fix Raspberry Pi Boot Failures: SD to NVMe in 5 Steps
A real-world guide to making your Pi bulletproof, from SD card corruption to NVMe migration I learned this lesson the hard way. My Raspberry Pi 5 was happily serving a production WordPress site when I rebooted it. Two minutes later there was no SSH, no site, just a solid red light staring back at me. […]
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Why Tech Empires Fall: Arrogance, Control & Collapse
1. Arrogance Is the Drawbridge Every great empire in history has been brought low by a version of the same mistake. The fortress is so strong, the moat so wide, and the walls so high, that the people inside begin to believe they have transcended the rules. They stop serving the people beyond the walls. […]
Read more →SEO and AEO Page Audit Script: A Technical Guide
Search engines no longer operate alone. Your content is now consumed byGoogle, Bing, Perplexity, ChatGPT, Claude, Gemini, and dozens of otherAI driven systems that crawl the web and extract answers. Classic SEO focuses on ranking. Modern discovery also requires AEO (Answer Engine Optimization) which focuses on being understood and extracted by AI systems. A marketing […]
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Capitec Pulse: The Engineering Behind Real-Time AI at Scale
By Andrew Baker, Chief Information Officer, Capitec Bank The Engineering Behind Capitec Pulse 1. Introduction I have had lots of questions about how we are “reading our clients minds”. This is a great question, but the answer is quite complex – so I decided to blog it. The article below really focuses on the heavy […]
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Fix Thumbnail Previews on WhatsApp, LinkedIn & X (Guide)
When you share a link on WhatsApp, LinkedIn, X, or Instagram and nothing appears except a bare URL, it feels broken in a way that is surprisingly hard to diagnose. The page loads fine in a browser, the image exists, the og:image tag is there, yet the preview is blank. This post gives you a […]
Read more →How to Find Who Mentions You Online Using Google
If you publish online, you should periodically search for yourself, not out of ego but out of discipline. The internet is an echo system, and if you do not measure where your ideas travel, you are operating blind. You want to know who is linking to you, who is quoting you, who is criticising you, […]
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NTTFB: Net Time to First Byte Explained and Why It Matters
Andrew Baker · February 2026 · andrewbaker.ninja 1 The Problem with TTFB Time to First Byte has been the go to diagnostic for server responsiveness since the early days of web performance engineering. Google’s own web.dev guidance describes TTFB as measuring the elapsed time between the start of navigation and when the first byte of […]
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