fmi/ruby-style-guide — pull request #1 by comco (2012-10-13 06:32:23+00:00)
Title: |a, e| is discouraged in fmi-ruby course.

One of the comments of my [solution](http://fmi.ruby.bg/tasks/1/solutions/7#comment-15) is that we shouldn't use `|a,e|` instead `|accumulator, element|`. In general, one-letter variable names are bad.