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masolino/diff.rb

Created February 1, 2015 16:36
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diff.rb
#!/usr/bin/env ruby
f1 = IO.readlines("file1.txt").map(&:chomp)
f2 = IO.readlines("file2.txt").map(&:chomp)
File.open("diff.txt","w+"){ |f| f.write((f2-f1).join("\n")) }
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