title: Binary in Swift
body: <p>I'm trying to convert Binary and stuff with Swift and this is my code :</p>
  
  <pre><code>let hexa = String(Int(a, radix: 2)!, radix: 16)// Converting binary to hexadecimal
  </code></pre>
  
  <p>I am getting the error</p>
  
  <blockquote>
    <p>Cannot convert value type of 'Int' to expected argument type 'String'</p>
  </blockquote>