August 2021

Solution to random Let's Encrypt Certbot Connection refused / Invalid response Authorization Errors

Since I upgraded my Certbot from version 1.7.0 to 1.11.0, I was getting different errors with different domain names when executing certbot renew command.

When renewing webfoobar.com:

  
certbot renew --cert-name webfoobar.com --dry-run

I get Invalid response AuthorizationError:

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Step by step guide to setup Apache Solr 5.x in CentOS 7 for Drupal 7 Panopoly distro using Search API

As of this writing, the latest version of Solr is 5.2.1. In this step by step guide we will install that version and integrate it with Drupal 7 Panopoly distro site using Search API module. Actually, Panopoly distro is already shipped with Search API and Search API Solr Search modules. All we need to do is to configure the pre-setup Search API Solr server and index. The good thing about using Search API is that it is already integrated with Views module and we can do unlimited customization with our search results.

Using SASS in Bootstrap Drupal theme

As of this writing, Bootstrap Drupal theme only supports LESS. This tutorial will show how to create bootstrap sub-theme supporting SASS and use Grunt to manage our workflow effectively. My operating system is Windows. Therefore, the shell commands, output, etc. that will be shown here are for Windows.

August 2021

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