Using WordPress ‘loop_no_results’ PHP action
WordPress 'loop_no_results' PHP Action: A Powerful Tool for Customizing Search Results
WordPress 'loop_no_results' PHP Action: A Powerful Tool for Customizing Search Results
The 'install_themes_pre_{$tab}' PHP action in WordPress can be used to manipulate data before a theme is installed.
The 'admin_print_styles' PHP Action in WordPress: Adding Custom Stylesheets to the Admin Area.
WordPress's 'comment_loop_start' PHP action hook: A Pre-Comments Loop Trigger