title: What is the difference between net4 and net40 folders in my nuget package?
body: <p>I have installed a nuget package. <a href="https://www.nuget.org/packages/SQLite.Net-PCL/" rel="nofollow noreferrer">SQLite.Net-PCL</a> and in the package folder I can see two folders <code>net4</code> and <code>net40</code> shown below:</p>
  
  <p><a href="https://i.stack.imgur.com/pcq4N.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/pcq4N.png" alt="enter image description here"></a></p>
  
  <p>These folders contain different <code>dlls</code> My project is referencing the dll in the <code>net40</code> folder but I would like it to reference the <code>net4</code> dll.</p>
  
  <p>Whats the difference between these two folders?</p>