View screencasts by curated topics.
Dive into the archive of all episodes.
Learn how to set up GitHub ...
Setup your development environment.
Configure your production server.
Learn how to modify production to run websockets.
How to build nested comments and threads in Ruby on Rails
Implementing polymorphic, reusable comments across models and limiting the nesting allowed for nested comment threads
Using AJAX, we can submit our comments and have them render onto the page without a page refresh.
Nested comment threads pose a lot of unique challenges. One of these is deleting comments because you can easily lose the child comments or context. We'll take a look at a couple great ways of handling this.
Adding pagination to our nested comment threads is easier than you might think, plus we'll take a look at a couple different approaches we can use