July 10, 2010 — You want your WordPress site to be fast, use less server resources, and be able to handle increases in traffic. WordPress’ output and object caching are there to help everyone realize these goals. This talk from Chris Scott and Sean O’Shaughnessy cover the differences and interactions between these two types of caching, benchmarks of common caching plugins, and tips for ensuring your themes and plugins are taking advantage of caching.

July 7, 2010 — Devin Price from WPTheming.com details the procedure necessary to switch a standard WordPress installation over to the multisite version so you can use multiple blogs from one installation.

May 31, 2010 — Boone Gorges demonstrates the new built-in multisite functionality of WordPress 3.0 to the WordPress NYC Meetup audience.

Slides for this presentation are available here.

Video provided by Punkcast.

May 15, 2010 — Frederick Townes from Mashable discusses what to do when you run into a problem developing an engaging user experience. Understand the techniques that prevent your users from spending more time on your site or from getting a small boost in sales or rankings. Learn how performance is a building block for success with practical examples in this keynote presentation from WordCamp Denmark.

Slides for this presentation are available here.

September 26, 2009 — Josh Harrison gives a lightning five-minute presenation on wp-config. What is it? How does it work? What changes can you make and how will they affect your install? This video presents some simple tips and tricks.

Video production by Joe Christensen of Blaze Streaming Media.