Notes and tips for Ruby

Data types

Enums are interesting and interact with databases in odd ways.

• https://naturaily.com/blog/ruby-on-rails-enum
• https://stackoverflow.com/questions/23686265/saving-enum-from-select-in-rails-4-1
• https://www.justinweiss.com/articles/creating-easy-readable-attributes-with-activerecord-enums/
• http://www.railsonmaui.com/blog/2014/10/22/enums-and-queries-in-rails-4-dot-1/

Syntax

Learning about the percentage notation which provides shorthand for creating data sets.

Learn the difference between #each and #map along with other helpful array methods