Drupal GMap module (in our case Version: 7.x-2.9) might cause the following mixed-content warning with HTTPS.
Apparently the computed field doesn't work properly with Drupal 8 yet (Drupal core 8.3.2). With the following instructions you may bring it to work.
In some situations, for example a block listing nodes related to the node being viewed, you might wish to exclude the current node from a list view.
This awesome & practical Drupal 8 SEO book shows you how to optimize your Drupal 8 website for generating traffic, leads, & revenue.
Possible modules/solutions of create a membership website with role-based commerce products (sales of roles) and recurring payments.
A simple CSS/HTML based solution to offset an html anchor to adjust for a fixed header.
Using the Drupal Rooms "Availablity Search Block" Ajax overrides form action="/node-url" with action="/views/ajax". Workaround with hook_form_alter().
Drupal theme selection - This article provides you some tips how you can find the best Drupal themes on Envato Market / ThemeForest.
This article provides you the background for "500 Internal Server Error" caused by the +FollowSymLinks option and suggests you a solution.