I am following a coursera tutorial on ROR and mongo. It says go to IRB and type require 'mongo' Then try to connect to the db.
If I try
require 'mongo'
I get the following error and not sure why?
LoadError: cannot load such file -- mongo
from /Users/balh/.rbenv/versions/2.3.1/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'