title: What are some tricks I can use with macros?
body: <p>In our legacy code, as well as our modern code, we use macros to perform nifty solutions like code generations, etc. And we make use of both the <code>#</code> and <code>##</code> operators. </p>
  
  <p>I am curious how other developers use macros to do cool things, if they use them at all.</p>