title: Can I add conditions in app.config file?
body: <p>Is it possible to add conditions in app.config file?</p>
  
  <p>I do below in the C# code and I want to do something similar in my <code>app.config</code> file too.</p>
  
  <pre><code>#if (Debug)
  .......
  #else
  .....
  #endif
  </code></pre>