修改tomcat启动端口

-- %TOMCAT_HOME%\conf\server.xml 搜索8080, 改成其他端口号

-- remove the x-powered-by and server info in the response header
https://forums.oracle.com/forums/thread.jspa?threadID=2430035

-- jsp on time ---> servlet
   <!--   development         Is Jasper used in development mode? If true,   -->
   <!--                       the frequency at which JSPs are checked for    -->
   <!--                       modification may be specified via the          -->
   <!--                       modificationTestInterval parameter. [true]     -->
  <servlet>
    <servlet-name>jsp</servlet-name>
    <servlet-class>org.apache.jasper.servlet.JspServlet</servlet-class>
    <init-param>
      <param-name>development</param-name>
      <param-value>true</param-value>
    </init-param>
  </servlet>

与手动删除work/下 效果一样
<Context   path="/test"   docBase="D:\develop\test"   
debug="0"   privileged="true"   reloadable="true"/>