My 2011 tutorial Getting started with Rbrul for the completely clueless: A basic illustrated guide to the quantitative analysis of categorical linguistic variables is a brief introduction to Daniel Ezra Johnson's Rbrul program for multivariate analysis.
In 2013 I did a workshop introducing HTML to beginners for the purposes of building personal academic websites. Here are the notes from that workshop.
The Oxford English Dictionary PennKey
Principles of Linguistic Change Vol. III Labov 2013, full text PennKey
Atlas of North American English Labov, Ash & Boberg 2006, multimedia companion site