title: Can any body tell me how to open a FIle with .dat extension in cent os?
body: <p>In my new Ruby on rails application I want to find the users country code. <br/>
  So I am using MaxMind GeoIp. when I downloaded the gzip file after gunzip it gives me a GeoIP.dat file and I am stuck here. Can any one help. <br/>
  If their is a program to open it or some procedure to use it.
  Or if any one can suggest me the other way.</p>