Last week I gave an intro to URL Rewrite; covering the basics and giving a real world example. This week I dive in deeper and cover ServerVariables, the parts that make up the URL and another real world example of redirecting HTTP to HTTPS.
This is week 9 of a 52 week series on various web administration related tasks. Past and future videos can be found here.
For reference, in the video I mentioned the following two blog posts: