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lambda example for 2013-11-20-welcome-to-ruby-love-a-blog-where-we-love-ruby
# Functional coding in Ruby - better than chunky bacon
print_to_console = ->(msg) { puts msg }
print_to_motd_file = ->(msg) { File.write("motd.txt", msg) }
# Display the "message of the day" via the selected printer
motd = ->(printer) {
msg = ["Hello World,\n",
" Sincerely,\n",
" thatrubylove"].join
# Echo to the console
# write to a file
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