Miscellaneous helpful bits of code and tools
Finding colors:
The canonical site - http://colorbrewer2.org/
Cool if you have a image file you want to match colors to (like a logo) - https://color.adobe.com/create/color-wheel/
Fonts:
Google Fonts - https://www.google.com/fonts#
Basic guaranteed web-safe fonts - http://www.w3schools.com/cssref/css_websafe_fonts.asp
D3/JS:
Where it all begins - https://bost.ocks.org/mike/
Comprehensive list of great D3 add-ons: https://github.com/wbkd/awesome-d3
JQuery modules: http://jqueryui.com/
Markdown
Best Cheatsheet I've found yet - https://github.com/adam-p/markdown-here/wiki/Markdown-Cheatsheet