Welcome To Drupal 8
Drupal is a CMS (Content Management System) open-source written in PHP. Drupl 8 is the latest version of Drupal successor of Drupal 7 popular for its security, flexibility and scalability, used on the complex high traffic web applications as well as small showcase sites. Drupal 8 is comes with over 200 new features and improvements including native full responsive support, multilingual support, REST Full web service. Drupal 8 was created in PHP using Symfony 2 Framework and TWIG templating system.
This web site is a set of tutorials help to new Drupal 8 developers and persons who want to be a Drupal 8 developer or a webmaster. The level of the tutorials are start from very basic (beginners) and can be very complex (Experts). I hope the site is useful for you and you are welcome to share your knowledge, ideas and experience. Thank you.
Get the default cache bin
$cache = \Drupal::cache();
To get a particular cache bin (here 'render'):
$render_cache = \Drupal::cache('render');
Repair all tables
mysqlcheck -u root -p --auto-repair --check --all-databases
Repair a database
mysqlcheck -u root -p --repair --databases databasesname
Let's Encrypt is a free, automated, and open certificate authority allow you to get SSL / TLS Certificates for free of charge.
1. How to regain access to Webmin with IP Access Control enabled
Edit : /etc/webmin/miniserv.conf
Add your IP to : "allow"