title: What does "() =>" mean in C#?
body: <p>Came across the following line in the Composite Application Guidelines.</p>
  
  <p>I know the <strong>=></strong> is a lambda but what does the <strong>()</strong> mean?</p>
  
  <p>What are some other examples of this?</p>
  
  <p>What is it called so I can search for it?</p>
  
  <pre><code>this.regionViewRegistry.RegisterViewWithRegion(RegionNames.SelectionRegion
          , () =&gt; this.container.Resolve&lt;EmployeesListPresenter&gt;().View);
  </code></pre>