What is a has many :through association in Ruby on Rails?

Treehouse Quick Tips (HD) by Treehouse

May 8, 20135:46Technology

In this Treehouse Quick Tip, Jason demystifies the concepts behind what a has many :through association is in Ruby on Rails. We'll figure out what a join table is, how different models fit together, and the syntax needed...

Related Episodes

Continue listening to more episodes from Treehouse Quick Tips (HD).

Successful Networking at Events

Sep 19, 2013 - 1:49

The real value of events you attend is in the people you meet and connections you make. In this Treehouse...

How to Do a Reverse Image Search

Sep 12, 2013 - 3:44

Found a photograph online that you'd like to use on your site, but not sure where it came from or who too...

Git Stashing

Sep 4, 2013 - 4:03

In version control, best practice is to commit your work in discrete chunks. Unfortunately, sometimes tha...

How to Apply for a Design Job

Aug 7, 2013 - 3:00

Many of you are already looking for the next opportunity to work on a freelance project or to get hired b...

How to Use Social Media Logos on Your Website

Aug 1, 2013 - 2:36

It's tough to find a site on the web today that doesn't include Facebook, Twitter, and other social media...

Running Tests in Ruby on Rails

Jul 31, 2013 - 1:51

Tests are small, automated Ruby programs that automatically test different parts of your applications. Af...

How to Install Gems in Ruby on Rails

Jul 25, 2013 - 2:21

A Ruby gem is a library you can use in your Ruby applications. It's really easy to install a gem. You jus...

When Should I Test My Website?

Jul 11, 2013 - 1:59

Many people assume that the time to test your website is right before it launches. Having a plan in place...