Tutorials

Switching a WordPress server to HTTPS and HTTP/2

As part of modernising my WordPress-hosting virtual private server, I’ve switched to modern web protocols that deliver security and performance. Here’s a brief rundown of what I did and why I did it.

Clearing out the cobwebs: Upgrading my web server and WordPress sites

I’ve just spent some time updating the web server this site runs on. Here’s a rundown of the steps I went through.

Understanding polls: Margins of error

A tutorial on the concept of margins of error in polling. What are they? How are they calculated? Why are they important? This post tries to answer those questions, with both short and detailed explanations.