Aliases wp_insert_category() with minimal args.

Updates an existing comment in the database.

Updates a link in the database.

Updates a user in the database.

Create a file in the upload folder with given content.

Returns an array containing the current upload directory’s path and URL.

Calls wp_write_post() and handles the errors.

Fires as a specific plugin is being activated.

Fires at the end of the ‘At a Glance’ dashboard widget.

Fires once an attachment has been added.