创建验证码的jsp页面提示错误:has already been called for this response <%@ page contentType="image/jpeg" %><%@ page import="java.awt.*,java.awt.image.*,java.util.*,javax.imageio.*"%><%!Color getRandColor(int fc,int bc){ //在确定的范围中获得随机…
JSP文件下载及出现getOutputStream() has already been called for this response的解决方法 http://iamin.blogdriver.com/iamin/1072546.html 一.采用RequestDispatcher的方式进行 1.web.xml文件中增加 <mime-mapping> <extension>doc</extension> <mime-type>applica…
错误提示:Multiple annotations found at this line:- Duplicate local variable path- Duplicate local variable basePath 重复变量,因为<%@include%>引进的是代码,把代码包含进来,而新进JSP时,会默认生成<%String path = request.getContextPath();String basePath = request.getScheme()+":/…