title: How to interleave 2 string arrays into one string in Ruby?
body: <p>Given 2 string arrays of the same size, e.g.:</p>
  
  <pre><code>a = ["what's", " programming", " be"]
  b = [" your", " question?", " specific."]
  </code></pre>
  
  <p>How would you interleave them into one string, i.e.:</p>
  
  <pre><code>"what's your programming question? be specific."
  </code></pre>
  
  <p>?</p>