title: Use List<T> in Virtual Memory or Memory Map File
body: <p>i have 46 GB TXT File</p>
  <p>i need to remove duplicate and other method</p>
  <p>i think need to load into memory and haven't enough space available...</p>
  <p>anyone have a method to load 46 GB TXT File as <code>List&lt;T&gt;</code> or <code>object</code> on 4GB RAM as Virtual Memory or Memory Map File?</p>
  <p><strong>No need speed or performance!</strong></p>