The site is powered with Ghost and is self-hosted on Linode:
Tips and Tricks
I'm using the Attila theme. It's actively developed, free, and offers quite a few configuration options. I've tried a few others and always end up back here.
Adding a Table of Contents
This is one of my favorites. It makes use of the H1 and H2 tags in your page to create a table of contents at the top of the post.
Add an HTML block to the bottom of your post and use this: