title: Set variable in all JSP pages
body: <p>I have many page in <strong>.jsp</strong> and i want to specify the context and the <strong>css/js</strong> version in all my page like this :</p>
  
  <pre><code>&lt;c:set var="version" value="0.0.1" /&gt;
  &lt;c:set var="path"    value="${pageContext.request.contextPath}" /&gt;
  
  &lt;link type="text/css" rel="stylesheet" href="${path}/resources/css/foo.css?v=${version}"&gt;
  </code></pre>
  
  <p>How to set just one time <code>path</code> variable and my custom variable <code>version</code> for all my JSP pages ?</p>