<h2>Best answers</h2>
<ul>
<li><a href="https://stackoverflow.com/a/35093997/3853934">addEventListener vs onclick</a></li>
<li><a href="https://stackoverflow.com/a/34707750/3853934">What does the construct x = x || y mean?</a></li>
<li><a href="https://stackoverflow.com/a/40775470/3853934">What's the difference between using “let” and “var” to declare a variable?</a></li>
</ul>
<p>Email: michal.perlakowski AT gmail.com</p>

Michał Perłakowski