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def random_pronouncable_password(size = 8) 
  consonants = %w(b c d f g h j k l m n p qu r s t v w x z ch cr fr nd ng nk nt ph pr rd sh sl sp st th tr) 
  vowels = %w(a e i o u y) 
  (1..size).inject('') do |password, index| 
    char = (index.even? ? consonants[rand * consonants.size] : vowels[rand * vowels.size]) 
    char.upcase! if (rand * (size / 2)).to_i == 1 # Kick some upcase in there 
    password << char 
  end 
end

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# requires apg; see doc for flags
def random_password
  `apg -a0 -n 1 -m8 -x10 -M CL`.chomp
end

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def random_pronouncable_password(size=4)
  c = %w(b c d f g h j k l m n p qu r s t v w x z ch cr fr nd ng nk nt ph pr rd sh sl sp st th tr)
  v = %w(a e i o u y)
  (1..size).map{c[rand*c.size] + v[rand*c.size]}.join('')
end

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def random_pronouncable_password(size=4)
  c = %w(b c d f g h j k l m n p qu r s t v w x z ch cr fr nd ng nk nt ph pr rd sh sl sp st th tr)
  v = %w(a e i o u y)
  (1..size).map{c[rand*c.size] + v[rand*v.size]}.join('')
end

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def randstring(len=10)
      chars = ("a".."z").to_a + ("A".."Z").to_a + ("0".."9").to_a
      return Array.new(len, '').collect{chars[rand(chars.size-1)]}.join
end

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class Array
  def pick
    at rand(size)
  end
end

def random_pronouncable_password(size=4)
  v = %w(a e i o u y)
  c = ('a'..'z').to_a - v - ['q'] + %w(qu ch cr fr nd ng nk nt ph pr rd sh sl sp st th tr)
  (1..size).map{[c.pick, v.pick]}.flatten.map{|x| [x,x.upcase].pick}.join('')
end