title: How to define string containing special symbols in pro file in QT?
body: <p>I need to define something like this:</p>
  
  <pre><code>DEFINES += SENSOR_URL="udp://10.3.2.2.220#1"
  </code></pre>
  
  <p>but it throws error:</p>
  
  <blockquote>
    <p>Error:Missing closing " quote</p>
  </blockquote>
  
  <p>How to do that?</p>