What forms the specificity in CSS, what is the good kind of specificity and what bad, and how to use only the good kind of specificity.
In other words: how to access objects values within the object itself.
Simple rebase/merge workflow and how to deal with possible merge conflicts.
Cherry-picking in Git is trivial, it's as easy and logical as it should be.
You probably knew that a branch can be "checked out" with the `git checkout branch-name` command, but interestingly, a single file or a directory can also be subject to checkout.
Here's a little cheatsheet to help deal with branches.
Club-Mate, the beverage → club-mate.fi