Created
August 2, 2012 11:07
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| def decimal_ip(ip) | |
| a, b,c, d = ip.split(".") | |
| (((2**24) * a.to_f) + ((2**16) * b.to_f) + ((2**8) * c.to_f) + d.to_f).to_i | |
| end | |
| decimal_ip(ARGV[0]) |
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