title: How do you specify a byte literal in Java?
body: <p>If I have a method </p>
  
  <pre><code>void f(byte b);
  </code></pre>
  
  <p>how can I call it with a numeric argument without casting?</p>
  
  <pre><code>f(0);
  </code></pre>
  
  <p>gives an error.</p>