Infrastructure Engineering: Systems, Networking, Databases & the Internet
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Network architecture, internet protocols, database and systems design, and the infrastructure engineering decisions that determine whether real production systems hold up under load.
WordPress on AWS Graviton: Deploy & Migrate in Minutes
Running WordPress on ARM-based Graviton instances delivers up to 40% better price-performance compared to x86 equivalents. This guide provides production-ready scripts to deploy an optimised WordPress stack in minutes, plus everything you need to migrate your existing site. Why Graviton for WordPress? Graviton3 processors deliver: The t4g.small instance (2 vCPU, 2GB RAM) at ~$12/month handles […]
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Dublin Traceroute on macOS: Install & Usage Guide
Modern networks are far more complex than the simple point to point paths of the early internet. Equal Cost Multi Path (ECMP) routing, carrier grade NAT, and load balancing mean that packets from your machine to a destination might traverse entirely different network paths depending on flow hashing algorithms. Traditional traceroute tools simply cannot handle […]
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ESB vs Kafka: Why Microservices Are Replacing Enterprise Buses
1. Introduction The Enterprise Service Bus (ESB) once promised to be the silver bullet for enterprise integration. Organizations invested millions in platforms like MuleSoft, IBM Integration Bus, Oracle Service Bus, and TIBCO BusinessWorks, believing they would solve all their integration challenges. Today, these same organizations are discovering that their ESB has become their biggest architectural […]
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 […]
Read more →Browser Curl with Playwright: Load Testing Guide
Modern sites often block plain curl. Using a real browser engine (Chromium via Playwright) gives you true browser behavior: real TLS/HTTP2 stack, cookies, redirects, and JavaScript execution if needed. This post mirrors the functionality of the original browser_curl.sh wrapper but implemented with Playwright. It also includes an optional Selenium mini-variant at the end. What this […]
Read more →Scan Your Local Network With Nikto and Nmap on macOS
Nikto is becoming one of my favourite tools. I like it because of its wide ranging use cases and its simplicity. So whats an example use case for Nikto? When I am bored right now and so I am going to hunt around my local network and see what I can find… Now lets pop […]
Read more →nmap Vulners Script: Quick Vulnerability Scanning on macOS
This is a very short post to help anyone quickly setup vulnerability checking for a site they own (and have permission to scan). I like the vulners scripts as they cover a lot of basic ground quickly with one script.
Read more →curl Command: Get HTTP Response Headers in Terminal
Web devs need to know the http headers their apps/webpages. This can be easily achieved using a browser plugin for Chrome or Firefox. But I prefer to use the command terminal, and curl makes this really easy.
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Bulk Domain Availability Check via CLI (Bash + Python Only)
You have a list of 50 domain name ideas. Maybe you are launching a product, picking a brand, or trying to find something halfway decent that has not already been squatted. Whatever the reason, typing them one at a time into a registrar search box is not a workflow, it is punishment. This post shows […]
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Browser curl Wrapper: Bypass Bot Filters, Load Test, and Defeat TLS Fingerprinting
WordPress Plugin Crashed Your Site: Restore From Backup Instead You updated a plugin five minutes ago. Maybe it was a security patch. Maybe you were trying a new caching layer. You clicked “Update Now,” saw the progress bar fill, got the green tick, and moved on with your day. Now the site is down. Not […]
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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 […]
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AI vs Salesforce: The True Cost of Enterprise CRM in 2025
When a $3 API call can replace a $165 per user per month platform, the financial mathematics of enterprise software fundamentally change. 1. The New Economics of Customer Engagement Something fundamental shifted in 2024. The capabilities that once justified six and seven figure enterprise software contracts became commoditised overnight. Not gradually, through slow competitive erosion, […]
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