wordpress

If your use the returned data of an ajax call, you will find there is an unexpected extra 0 in the data. For example, if your action function is: function […]

Ajax is used by wordpress for communication between browser and server. For example, after you login wordpress dashboard, drag a widget onto a sidebar, fill some settings and click the […]

A function in cron.php wp_cron() is hooked to init action to check crons(got from the ‘cron’  option in the wp_options table). if it sees there is a cron that should […]

WordPress action order is an important thing to consider when you call add_action to add your hook function to a specific action. Here is the order for some important actions. […]

WordPress url rewrite has nothing to do with .htaccess file. WordPress url rewrite is done in wp() in wp-blog-header.php. wp() eventually calls parse_request in class WP, where a set of […]

We should know first what sidebar is in WordPress. A WordPress page is divided into header, sidebar, content, and footer.   A WordPress page is displayed according to the page […]

WordPress widget is good re-usable component for developing WordPress sites. You must have dragged and dropped widgets in wordpress admin panel. If you are a wordpress savvy, you may have […]

You should edit the file: wp-includes/version.php to change $wp_version = ‘3.9.3’ to $wp_version = ‘3.9.3-src’. After doing that, a  wordpress site will load development version of javascript files instead of […]

You probably think in a WordPress’ php file it will echo a <script src=’xxx’> in order to load a javascript file to the generated HTML, like <?php …. echo “<script […]

What is wordpress plugin? A WordPress plugin is a php file in the directory wp-content\plugins\. Complex plugin may have multiple files and more complex directory structure. It can use a […]