WordPress 3.1 introduced the best new feature I failed to notice - built-in support for filtering posts by multiple taxonomies. For a post index or custom post type archive, instead of being constr...
Customizing WordPress Archives For Categories, Tags And Other Taxonomies - Smashing Magazine
Josh Pollock explains how you should use custom post types in WordPress, and how to organize them like categories and tags. Most WordPress users are familiar with tags and categories and with how to...
Taxonomy Archives: List Posts by a Second Taxonomy's Terms - Tuts+ Code Tutorial
If your site uses multiple taxonomies to categorize information, it can be helpful to split up posts in a taxonomy archive by the terms of a second taxonomy. In this tutorial I'll show you how to...