Get Posts that have featured Images

$args = array( ‘post_type’ => ‘post’, ‘posts_per_page’ => 7, ‘meta_query’ => array( array( ‘key’ => ‘_thumbnail_id’, ‘compare’ => ‘EXISTS’ ), ) ); $query = new WP_Query($args); while($query->have_posts()) { $query->the_post(); if ( has_post_thumbnail() ) { // double checking $out.= the_title(); $out.= get_the_post_thumbnail(‘thumbnail’); } }

Filter WordPress menu

// Filter wp_nav_menu() to add additional links and other output function new_nav_menu_items($items) { // gets passed a string of <li>’s $homelink = ‘<li><a href=”‘ . home_url( ‘/’ ) . ‘”>’ . __(‘Home’) . ‘</a></li>’; $items = $homelink . $items; return $items; } add_filter( ‘wp_nav_menu_items’, ‘new_nav_menu_items’ ); Another Example function new_nav_menu_items($items) { $cat_menu_list = wp_list_categories( ‘echo=0&title_li=&child_of=124′
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List all hooked functions

10. List All Hooked Functions The problem. When things go wrong, listing all hooked functions can be very useful for debugging. The solution. As with the others, this code has to be pasted in your functions.php file. When you have finished debugging, don’t forget to remove the code from functions.php, or else the debugging message
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