Twig

Drupal 8 Entity API Cheat sheet Link: https://www.metaltoad.com/blog/drupal-8-entity-api-cheat-sheet Drupal Twig Cheat sheet Link: https://git.drupalcode.org/project/twig_tweak/-/blob/3.x/docs/cheat-sheet.md?plain=0 Drupal 8 Form API reference Link: https://drupalize.me/tutorial/form-element-reference?p=2766 -- Source https://cheatography.com/programming/ https://www.drupaleasy.com/blogs/ultimike/2022/08/are-cheatsheets-still-thing-drupal-developers

Templates are the default option for hook_theme: https://www.drupal.org/node/2231673 Advanced Theme Settings Change Record: https://www.drupal.org/node/2382645 Drupal 8 theming guide: https://www.drupal.org/theme-guide/8