title: Sorting 10GB Data in 1 GB memory. How will I do it?
body: <p>Here is the problem:
  I have only 1GB RAM in computer. I have a text file of 10 GB data.This file contains numbers. How will I sort them?</p>
  
  <p>Adding some more details.</p>
  
  <pre><code> -They are all integers like 10000, 16723998 etc.   
   -same integer values can be repeatedly appearing in the file.
  </code></pre>