Scott Murray's D3 Turtorials
Jon Keefe's Mapping Tutorial
Something I wrote about learning to code.
Code with Me workshops, cheat sheets & online exercises
NICAR, the NICAR-L listserv & the NICAR 2016 conference
Hacks/Hackers, which has meetup groups all over the country (and world!)
Knight-Mozilla OpenNews including the community/documentation project SOURCE and the Knight-Mozilla Fellowship
The ProPublica Nerd Blog
Bloomberg Businessweek Graphics Blog
Don't Fear the Internet Video Series
Let's make a webpage Tutorial
HTML Beginner Tutorial
CSS Beginner Tutorial
Good Ol’ Excel Is The Ultimate Data Visualization Tool
Google Fusion Tables
Dan Ngyuen's intro to web scraping
Chrome Extension Scraper
Other tools listed here.
A few of my own tutorials on Google Spreadsheets, Excel, and more Excel.
MaryJo Webster's data journalism training materials, including Excel Magic: Tips and Tricks (here's the data to go with it).
A list of tutorials from last year's NICAR conference
A Guide to Visual Design
Design Principles for News Apps and Graphics
The Non-Designers Design Book
Illustrator Basics: A Tutorial