/usr/share/doc/ruby1.9.1-examples/examples/occur.rb is in ruby1.9.1-examples 1.9.3.0-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 | # word occurrence listing
# usege: ruby occur.rb file..
freq = Hash.new(0)
while line = gets()
for word in line.split(/\W+/)
freq[word] += 1
end
end
for word in freq.keys.sort!
print word, " -- ", freq[word], "\n"
end
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