Returns a URL for a given attachment with the appropriate resizing querystring.
Checks if the current site_url() matches from a specified list.
Cached version of get_page_by_path so that we’re not making unnecessary SQL all the time
Helper function to disable the WordPress.com wide Zemanta Tools for all users.
Is the visitor on a mobile device?
Flush the cache for published pages so we don’t end up with stale data
Cached version of get_page_by_title so that we’re not making unnecessary SQL all the time
Cached version of get_term_by.
Cached version of get_category_by_slug.
Return the directory path for a given VIP theme