# File lib/stella/utils.rb, line 349 def strand( len=8, safe=true ) chars = ("a".."z").to_a + ("0".."9").to_a chars.delete_if { |v| %w(i l o 1 0).member?(v) } if safe str = "" 1.upto(len) { |i| str << chars[rand(chars.size-1)] } str end