How to set up and use Apache Solr in php

Apache Solr is an open source search platform that can make search queries much faster. Here we will be learning to install and configure Apache Solr in Ubuntu.

Role Delay Module - Automatically assign role to user

There are situations where drupal you want to assign a particular role to a user after he/she has been registered for a period of time. This functionality might be needed for situations where you want a user to get permission to perform a particular task on your site.

Unblock users with Views Bulk Operations (VBO) in Drupal 7

While creating the user's list in views, Views Bulk Operations (VBO) module gives the option to perform 'Block current users' operation but doesn't give any option to perform 'Unblock current user' operation. Here is the code snippet tutorial to add "Unblock users" option in Views Bulk Operations in views.