Will clean the attachment in the cache.

Will clean the post in the cache.

Creates the initial post types when ‘init’ action is fired.

Deletes a post meta field for the given post ID.

Deletes everything from post meta matching the given meta key.

Removes the thumbnail (featured image) from the given post.

Get a list of page IDs.

Get all the post type features

Retrieve attached file path based on attachment ID.

Get all available post MIME types for a given post type.