title: What is the use of List<NameValuePair> or ArrayList<NameValuePair>
body: <p>I want to know about What is the use of <code>List&lt;NameValuePair&gt;</code> or <code>ArrayList&lt;NameValuePair&gt;</code> in android? Specially when we are using web services using <code>AsyncTask&lt;...&gt;</code></p>