render dates in %Y/%m/%d

templates/blog-page.html

@@ -17,7 +17,7 @@
 <h1>
     {{ page.title }}
 </h1>
-<p><strong>{{ page.date }}</strong></p>
+<p><strong>{{ page.date | date(format="%Y/%m/%d") }}</strong></p>
 
 {{ page.content | safe }}
 

templates/index.html

@@ -13,7 +13,9 @@
             <div>
                 <a href="{{ page.permalink | safe }}">{{ page.title }}</a>
             </div>
-	    <div class="subtitle">{{ page.description }} <span class="date">({{ page.date }})</span></div>
+	    <div class="subtitle">{{ page.description }}
+                <span class="date">({{ page.date | date(format="%Y/%m/%d") }})</span>
+            </div>
         </li>
     {% endfor %}
 </ul>