Heredocs with leading whitespace removed

Handy if you like to keep things indented.

def initialize
    @foo = <<-EOF.gsub /^\s+/, ""
        This will not be indented in the resulting string
    EOF
end

And a few other clever ways to handle it: http://stackoverflow.com/questions/3772864/how-do-i-remove-leading-whitespace-chars-from-ruby-heredoc