​The `after_signup_site` action in WordPress allows developers to execute custom functions after a new site is signed up by users

The 'after_signup_user' PHP action in WordPress is triggered after a user registers on the site. To use it, add code to functions.php.

The 'allow_password_reset' PHP filter in WordPress allows developers to control whether users can reset their passwords.

The 'allow_subdirectory_install' PHP filter in WordPress allows for easier installation of WordPress in a subdirectory.

The 'atom_enclosure' PHP filter in WordPress allows developers to manipulate and customize the enclosure tag in Atom feeds. With this filter, you can modify the enclosure URL, length, type, and…

The 'add_link' PHP action in WordPress allows developers to programmatically add links to posts and pages. This can be useful for automating the process of adding internal or external links…

To use this action, you must first create a function that will add the desired meta boxes to the comment section. This function should be hooked onto the 'add_meta_boxes_comment' action…

The 'add_ping' PHP filter in WordPress allows developers to add custom URLs to the list of sites to be pinged when a new post is published. This can be useful…

The 'editable_slug' PHP filter in WordPress allows developers to modify the URL slug for a post or page before it is saved. This can be useful for creating custom URLs…