When was the First Version of WordPress Released?
WordPress was released on May 27, 2003, by its founders, American developer Matt Mullenweg and English developer Mike Little, as a fork of b2/cafelog. The software is released under the…
What’s wrong with this footer.php file?
Try to find out what's wrong with this footer.php file. Here is the code of the footer.php: <?php /** * The template for displaying the footer * * @link https://developer.wordpress.org/themes/basics/template-files/#template-partials…
What’s wrong with this header.php file?
Try to find out what's wrong with this header.php file. Here is the code of the header.php: <?php /** * The template for displaying the header * * @link https://developer.wordpress.org/themes/basics/template-files/#template-partials…
Difference between Action Hook and Filter Hook in WordPress
Hooks are the real power and the magic of WordPress. The Action Hooks add new functionality (using add_action()), while Filter Hooks manipulate the post content (using add_filter()). add_action( 'init', array(…
What is the difference between $wpdb and WP_Query?
$wpdb is a PHP global variable that holds the WordPress database object, which is actually an instantiation of the wpdb class. WP_Query actually uses wpdb to query the database. Use…
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