Install Bootstrap 5 with Ruby on Rails 6+. Yarn, Webpack. Popovers, Tooltips. StimulusJS | SupeRails Blog
Glossary Bootstrap Tooltip | Drupal.org
css - Bootstrap form tooltip and popover on small devices - Stack Overflow
C# Bits: Adding Validation Using Bootstrap Popover
GitHub - andreivictor/bootstrap-tooltip-custom-class: Extends Bootstrap Tooltips and Popovers by adding custom classes. Available for Bootstrap 3 and Bootstrap 4.