Running multiple PHP versions on CentOS 7 using Virtualmin

This guide will show how to install additional PHP version (in this tutorial we will install PHP version 5.6. Check my post here for PHP 7.0) on CentOS 7 by using the Software Collections and have Virtualmin detect and use it. What requires me to perform this is because I need to install Drupal 8 which requires PHP version 5.5.9 or higher but as of this writing CentOS 7 only provides PHP version 5.4.16 plus I don't want to affect the system version of the default PHP package installed from system distribution.

Twitter Bootstrap 3 navbar collapse button not working in Drupal Panolopoly site fix

As of this writing Drupal Panolopoly (version 7.x-1.30) recommended jQuery version is 1.7. Changing to its higher version, you will encounter some strange behavior in javascript enhanced widgets and menus on your site (still a limitation of Drupal Panolopoly is at most jQuery version is 1.7). However, the Twitter Bootstrap 3 minimum jQuery version is 1.9.0. Having the jQuery version set to 1.7, the only strange behavior I have encountered so far in Bootstrap theme is the navbar collapse button which it is not working.

How to disable Smart Paging's pagination for a specific node Article if automatic page break by word/characters is on

Smart Paging is very useful module to automatically split up long Drupal content into sub-pages by number of characters or words. What if we don't need the Smart Paging's pagination on a specific node content? The following are the steps on how to disable Smart Paging's pagination for a node Article:

Using Pagespeed with Nginx

Pagespeed is a quick way to optimize your site following web best practices. It is available as a module for Apache and Nginx. Installing this module in Apache is easy as:


sudo yum install at # if you do not already have 'at' installed
sudo rpm -U mod-pagespeed-*.rpm

To install Nginx, we need to compile the Nginx source in order to include Pagespeed module (please see this article for instructions). For Nginx configuration, please follow this guide.