Drupal

This update script will help you in fixing Mismatched entity and/or field definitions errors in Drupal

This easy snippet can help you if you want information about your current drupal version

When upgrading to Drupal 9 it can be handy to look up the uninstalled modules first, to remove them.

How to prevent your controller from being cached by drupal.

When optimizing your cms for webmasters, you should always install the menu_admin_per_menu module to make sure your webmaster doesn't get access to non-related menus.