If you’re looking to put in some advertisements in your post content, this is some really good snippets of code to add advertisements in between your post content.
As the post says, you can count the number of comments, pingbacks and trackbacks separately on your blog.
Use the field “comment_karma” to track moderated comments. Via: WP Tavern
The new version of BuddyPress is no longer limited to WordPress MU installation, so if you’re looking to creating a community around your WordPress blog, then you should be set to go.
Yoast has a very detailed tutorial on using the popular micro-format in your blog posts.
A simple function to automatically open PDF files that you link to in Google Docs.