title: First launch Tutorial in android - Show case view with fragment
body: <p>After searching a lot I found a nice <a href="https://github.com/amlcurran/ShowcaseView" rel="nofollow">repository on Github</a> which show something that i want , but the problem is I use fragments in my app and i don't know how to use library ! in my first attemp it gives me following Error </p>
  
  <pre><code> "java.lang.IllegalArgumentException: width and height must be &gt; 0"
  </code></pre>
  
  <p>I found a solution <a href="https://github.com/amlcurran/ShowcaseView/issues/213" rel="nofollow">HERE</a> but now it doesn't show something.( in fact demo screen doesn't show up  )  can any give a piece of code which works fine with fragment ? or help me how to solve this ?</p>
  
  <p>Thanks.</p>