That&#x27;s an interesting way of showing a calendar. Is this common practice? I&#x27;ve never seen this before. I think the only yearly calendar I&#x27;ve seen more often lately is the one used on the GitHub profiles (here&#x27;s a d3 one: <a href="http:&#x2F;&#x2F;bl.ocks.org&#x2F;mbostock&#x2F;4063318" rel="nofollow">http:&#x2F;&#x2F;bl.ocks.org&#x2F;mbostock&#x2F;4063318</a>).