 that displays either the available top-level or keyword-specific key-value argument pairs. To display top-level help, call the CmdStan executable with keyword <code>help</code>:</p>
<pre><code>./bernoulli help</code></pre>
</section>
<section id="error-messages-and-return-codes" class="level2">
<h2 class="anchored" data-anchor-id="error-messages-and-return-codes">Error messages and return codes</h2>
<p>CmdStan executables and utility programs use streams standard output (stdout) and standard error (stderr)