WpRecipes - It’s an awesomely useful site by the author of Cats who code (check it out if you haven’t already). What’s it about? giving great tips (or recipes) and how tos for WP users.
Subjects have included how to allow your blog visitors to send your articles to their friends via email (read it here); show related posts without a plug in (read it here); and so much more.
So check it out some time. you’ll be glad you did 🙂