Fred Heath discusses the many different many-to-many associations and how to handle each with ActiveRecord.
Viktoria Kotsurenko explains seven very useful design patterns and how they can be applied to MVC components in Rails to make your app more maintainable.
William Kennedy uses a simple example of making integers into Roman numerals to show off Ruby metaprogramming.
Vahob Rasti uses Dropzone.js to equip a Rails application with multiple file, asynchronous upload.
Glenn Goodrich takes another deep dive into the world of Bundler, this time focusing on the utilities that ship with Bundler.
Dhaivat Pandya covers linked lists and hash tables from the Ruby interviewee's point of view. Get ready for Ruby interviews with this post.
Robert Qualls looks at 2 projects that could lift Ruby in to the upper echelon of fast languages. No, really. Fast Ruby could be a thing, soon.
Kingsley Silas walks through a real Rails setup with RSpec. Learn some of the first best practices to kick start your Rails testing with RSpec.
Fred Heath zeroes in on several anti-patterns that are commonly perpetrated by Ruby Rookies. Fred also shows how to solve them.
A.Hasan walks through counting the frequency of words in a large text file with Ruby. This technique is useful skill to have in your Ruby tool belt.