title: X Axis not visible in Heatmap
body: <p>I am trying to make a heat map and the x axis is cut off - I attached a picture of the code here:</p>
  <p><a href="https://i.stack.imgur.com/7MWHB.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/7MWHB.png" alt="enter image description here" /></a></p>
  <pre><code>posts_matrix &lt;- data.matrix(posts)
  posts_heatmap &lt;- heatmap(posts_matrix, Rowv=NA, Colv = NA, col = cm.colors(256), scale=&quot;column&quot;, margins=c(1,10))
  </code></pre>