urceCode r"><span id="cb15-1"><a href="#cb15-1" aria-hidden="true"></a><span class="co"># RHS gets automatically recycled to length of LHS</span></span>
<span id="cb15-2"><a href="#cb15-2" aria-hidden="true"></a>flights[, <span class="kw">c</span>(<span class="st">&quot;speed&quot;</span>, <span class="st">&quot;max_speed&quot;</span>, <span class="st">&quot;max_dep_delay&quot;</span>, <span class="st">&quot;max_arr_delay&quot;</span>) <span class="op">:</span><span class="er">=</span><span class="st"> </sp