To install randomstring, use rubygems:
$ gem install randomstring
require'randomstring'Randomstring.generate# >> "XwPp9xazJ0ku5CZnlmgAx2Dld8SHkAeT"Randomstring.generate(7)# >> "xqm5wXX"Randomstring.generate_alphanumeric_lower# >> "4vhp56ijj5lwfd73df1mw07b9llfw783"Randomstring.generate_custom(8,['A'..'C'])# >> "BBABAAAB"ruby-randomstring is licensed under the MIT license.