yurko
8/27/2015 - 8:04 PM

play_with_hash_defaults

play_with_hash_defaults

hash_defaults.rb
content_copyfile_download
a = Hash.new { |h| h.keys.each.map { |k| h[k] } }
# or
b = Hash.new { |h| h.each_key.map { |k| h[k] } }