Many theme developers provide shortcode to their theme for some functions like insert element to the post. Besides this many plugins also use the shortcode for their function such as insert ad code to the post. Using of shortcode is comfort way to add elements to the...
Error establishing a database connection is a most common error in WordPress which occurs for many reasons. Commonly this error occurs while you update, install, migrate WordPress one server to another server. It is most frustrating when you did not change anything...