Very useful for plugin authors or theme designers who want to run a piece of code depending on if a particular page template is selected.
WordPress Guru Ozh tells you how to create options that are effective on a per user basis. Ideal of plugin authors targeting multi-author blogs.
I am at number 45, mainly due to me taking over the development of Ajax Edit Comments from Ronald.
define('WP_HTTP_BLOCK_EXTERNAL', true); to your wp-config.php file to stop WordPress from sending data to external websites.
Detect if a category has posts and take appropriate action.
For SEO plugin authors, a simple snippet of code that checks whether you’re allowing search engines to spider your site.
Snippet of code that theme authors can use to style the visual editor