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fabrizioc1/random_password.rb

Created July 12, 2011 22:38
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Generating a random password in one line
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random_password.rb
# Ruby 1.9.2
password="".tap{|s| 8.times { s << sprintf("%c",Random.new.rand(33..126)) } }
# Another way
password=(33..126).to_a.shuffle.take(8).map(&:chr).join
# Using only safe/printable characters
valid_chars = ('a'..'z').to_a + ('A'..'Z').to_a + ('0'..'9').to_a
password = valid_chars.shuffle.take(8).join
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