title: Is it possible to change newline constant for $stderr in Ruby?
body: <p>Is it possible to change all newline printed on <code>$stderr.puts</code> or <code>$stderr.print</code> into some other characters?</p>
  
  <p>for example, changing into <code>:.</code>: </p>
  
  <pre><code>$stderr.print "123.45\n\n"
  =&gt; 123.45 :. :.
  $stderr.puts 'yay'
  =&gt; yay :.
  </code></pre>
  
  <p>If it's possible, how?</p>