hexo-theme-icarus/layout/_widget/recent_posts.ejs

<% if (site.posts.length){ %>
  <div class="widget-wrap">
    <h3 class="widget-title"><%= __('sidebar.recents') %></h3>
    <div class="widget">
      <ul id="recent-post">
        <% site.posts.sort('date', -1).limit(5).each(function(post){ %>
          <li>
            <div class="item-thumbnail">
              <%- partial('../_partial/post/thumbnail.ejs', {post: post}) %>
            </div>
            <div class="item-inner">
              <p class="item-category"><%- list_categories(post.categories, {show_count: false, depth:2, class: 'article-category', style: 'none', separator: '<i class="icon" id="icon-angle-right"></i>'}) %></p>
              <p class="item-title"><a href="<%- url_for((post.link?post.link:post.path)) %>" class="title"><%= post.title %></a></p>
              <p class="item-date"><time datetime="<%= date_xml(post.date) %>" itemprop="datePublished"><%= date(post.date) %></time></p>
            </div>
          </li>
        <% }) %>
      </ul>
    </div>
  </div>
<% } %>