and string "NA", they would be
 merged.</p>
<p>This function is inspired by <span class="pkg">fastDummies</span> package, but provides
simple and precise usage, whereas <code><a href="https://jacobkap.github.io/fastDummies/reference/dummy_cols.html" class="external-link">fastDummies::dummy_cols</a></code> provides more
features for statistical usage.</p>
    </div>
    <div id="references">
    <h2>References</h2>
    <p>https://stackoverflow.com/questions/18881073/creating-dummy-variables-in-r-data