Thumbnails from HTML pages created and used automatically in web application
- by Jesper Rønn-Jensen
I am working on a Ruby on Rails app that visualizes product trees. The tree is built of nodes an everything is rendered in HTML/CSS3. Some of the products make several hundred SQL queries as the tree builds up (up to 800 queries on the biggest tree).
I'd like to have small thumbnails of each tree to present it on an index page. So rendering each…