Oh, you reminded me there&#x27;s actually a tutorial for that:<p><a href="http:&#x2F;&#x2F;www.catb.org&#x2F;esr&#x2F;faqs&#x2F;smart-questions.html" rel="nofollow">http:&#x2F;&#x2F;www.catb.org&#x2F;esr&#x2F;faqs&#x2F;smart-questions.html</a>