In a self-referential relationship a class can interact with itself using a join table. While brainstorming some ideas for my new Rails project I found.

Using Ruby on Rails as an API is awesome because of its render :json method. The only problem is that many times the JSON data may contain many unneces.

For reference, you can deploy and run about three simple apps on one $6 droplet, but that's only about half the cost of hosting one app on Heroku with .

AJAX opens a new window (Asynchronous JavaScript and XML) is an approach that combines the use of many different technologies such as HTML or XHTML, CS.

But sometimes, we want real-time interaction with others. For example, users on Discord or Slack don't manually refresh their applications to get new m.