title: Generate alphanumeric string
body: <p>I need some test company-names, like "rnd_company_blah23haf9", "rnd_company_g356fhg57" etc.</p>
  
  <p>Is it possible to do something like</p>
  
  <pre><code>import scala.util.Random
  val company = s"rnd_company_${Random.alphanumeric take 10 ?????}"
  </code></pre>
  
  <p>provided someone can fill out ????? of course.</p>