//call public endpoints out of the box by simple require
  var yql = require('yql-node');
  //or set the instance to use OAuth and non-public endpoint like this
  var yqlWithOAuth = require('yql-node').withOAuth('CONSUMER KEY','CONSUMER SECRET');
  
  var query = 'select * from html where url="http://example.com"; ';

  //these two calls will produce same results
  
  //response passed to your callback will a string containing the YQL query result
  //so you read data straight from it
  
  yql.execute(query, function(error,response){
    console.log(response);
  });

  yqlWithOAuth.execute(query, function(error,response){
    console.log(response);
  });