theming - Get a list of field variables for template code - Drupal Answers
Drupal Entities
Debugging: display all Drupal variables at the bottom of a page | Drupal.org
Features | Drupal.org
drupal_set_message() Cheatsheet: Variables, links, and formatting | LevelTen Dallas, TX
Drupal Internationalization + Domain Access - Multilingual Variables for each Domain | reyero.net
Drupal Tools: Variable Files & Devel
Porting Drupal 7 module to Drupal 8 | Droptica Blog
Manage State | Drupal.org
Drupal 8 Creating custom module from scratch - wiki
GitHub - oSoc15/dcat-drupal: A drupal module to add and manage meta-data about datasets based on DCAT.
Drupal Internationalization + Domain Access - Multilingual Variables for each Domain | reyero.net
hooks - Define multiple variables in a custom module using hook_variable_info() - Drupal Answers
Ratatosk
Drupal twig tutorial - DigitalNadeem
7 - Modular Drupal content-type (variable sections) - Drupal Answers
Adding Javascript and Variables Through a Module | Drupalize.Me
How to Print Variables using Devel and Kint in Drupal - WebWash
Using Rules to Periodically Change a Your Drupal Site Configuration and Variables - Custom Drupal Module Development and Design | Int3c
Drupal 8: How to Alter Forms Without Modules | Texas Creative
Drupal 7 - Must-Have Module
Tutorial for Converting a Module from Drupal 7 to Drupal 8 | Unleashed
310: Setting up a Google analytics module for Drupal 7 | InMotion Hosting
Views Extras (Session/Cookie/Token Support) | Drupal.org
Drupal migrations reference: List of configuration options for source plugins - Understand Drupal
