WordPress Tutorial: Change WordPress Site URL

Background: It might be needed to change WordPress site URL  for example from http://domain.com to http://www.domain.com and vice versa. Workaround: My test blog’s original site URL was http://tutorial.kaysariqbal.com; intend to prefix the site with www so the site will look like http://www.tutorial.kaysariqbal.com. To make Change WordPress Site URL i had to work on cPanel of…