Sass is an extension of CSS, adding nested rules, variables, mixins, selector inheritance, and more. It's translated to well-formatted, standard CSS using the command line tool or a plugin for your build system.
This tutorial is a quick one. Cause generating an SSL certificate should be quick and painless anyway.
Figma is the new hotness when it comes to designing, particuarly for the web, but for most anything really. It's a Javascript based web based application that essentially supplements (or replaces) a lot of vector based design tools like Sketch, Illustrator, and Photoshop.
Recently I gave IconJar a try. It's a fairly simple program for Mac that allows you to browse and preview all your icons in one place. Similar to what Font Book or Extensis Fusion is for fonts.
Put together a quick cheat-sheet from things I've copied and saved over the years. I come back to these notes from time to time and thought it time to finally share them.