Multi-instance subtemplates are common in MediaWiki; when we're using Lua, they can be much more powerful than in wikitext.
When working with wikis, you can use your URL bar as a CLI-like interface for navigation, making your life a lot easier and more efficient!
A bunch of things I did wrong because learning is fun!
Cargo actually provides a way to cleanly rename tables without any "downtime," but it's not obvious or documented how to do this.
Highlight Links In Category has a number of incredibly nice use cases; here I give some examples.
The pattern of store -> query -> store -> query can lead to caching nightmares when working with Cargo or SMW in MediaWiki. This is the story of how I dealt with one.
The story of the April Fools Day joke for 2020 that I didn't do, and the "Snap" that we may or may not still do.
Managing complexity using Cargo with MediaWiki to track League of Legends esports roster changes.
An overview of the process I used to create our single-source-of-truth roster change database tables on Leaguepedia.