title: Strong password regex
body: <p>I need strong password validation regex</p>
  
  <pre><code>Special Characters - Not Allowed
  Spaces - Not Allowed
  Numeric Character - At least one character
  At least one Capital Letter 
  Minimum and Maximum Length of field - 6 to 12 Characters
  Repetitive Characters - Allowed only two repetitive characters
  </code></pre>
  
  <p>my Regex is <code>^(?=.*\d)(?=.*[a-z])(?=.*[A-Z])(?!.*\s)(?=(?:(\w)(?!\1{2}))+).{6,12}$</code> 
  but it ignores special characters (where to add?)</p>
  
  <p>Please help!</p>