In wordpress, we can use $wpdb to execute a sql to query posts. In order to display these posts, we can use setup_postdata(). In this tutorial, we will introduce you how to use them to do.
When i use phpmyadmin to add a full text index for wp_posts table, i get this error: “#1067 – Invalid default value for ‘post_date'”. In this tutorial, we will introduce how to fix this problem.
In wordpress, we may edit wordpress theme files to add some html meta tags. However, if we want to add html meta tags by programming, how to do? In this tutorial, we will introdue this topic.
WordPress only allows us to upload 2M file defaultly. In this tutorial, we will introduce you 3 ways to increase the maximum file upload size in WordPress.