<p>Questions can be closed as off topic because they are not about statistics or <em>focus</em> on programming. This is distinct from questions which are <em>about</em> programming and belong on StackOverflow. There is still the option to migrate. </p>

<p>How do we distinguish a question which  <em>focuses</em> on programming versus a question which is <em>about</em> programming?</p>

<p><a href="https://stats.stackexchange.com/questions/284282/r-avoid-loops-using-builtin-functions">R: avoid loops using builtin functions</a></p>
