title: Convert long to double
body: <p>Having</p>
  
  <pre><code>long number = 1475;
  </code></pre>
  
  <p>Is there any difference between</p>
  
  <pre><code>double d = Convert.ToDouble(number);
  </code></pre>
  
  <p>and</p>
  
  <pre><code>double d = (double)number;
  </code></pre>