title: Where to specify preprocessor directives in visual studio?
body: <p>Trying to define a preprocessor directives in the Visual studio 2012.</p>
  
  <pre><code>#define FLAG
  ....
  #endif
  </code></pre>
  
  <p>But not sure, where to include this <code>FLAG</code> in visual studio - C#. I remember specifying something like this in C++ projects.</p>
  
  <p>Any thoughts ?</p>