gistfile1.txt

irb(main):325:0* Dir.glob("tcp*"){|x|
irb(main):326:1* data=File.read(x)
irb(main):327:1> if data.split("\r\n\r\n")[0].include?("application/octet-stream")
irb(main):328:2> puts File.read(x).split("\r\n\r\n")[0]
irb(main):329:2> puts ""
irb(main):330:2> end
irb(main):331:1> }; var=0
ArgumentError: invalid byte sequence in UTF-8
	from (irb):327:in `split'
	from (irb):327:in `block in irb_binding'
	from (irb):325:in `glob'
	from (irb):325
	from /home/bigmac/.rubies/ruby-2.3.0/bin/irb:11:in `<main>'