簡述：
No-cache配置
html表頭如下
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<!-- HTTP 1.1 -->
<meta http-equiv="pragma" content="no-cache">
<!-- HTTP 1.0 -->
<meta http-equiv="cache-control" content="no-cache">
<!-- Prevent caching at the proxy server -->
<meta http-equiv="expires" content="0">
<meta http-equiv="X-UA-Compatible" content="IE=EmulateIE9" />