摘要：
存CookieCookie idCookie = new Cookie("userId", request.getParameter("id"));Cookie psdCookie = new Cookie("psd", request.getParameter("psd"));idCookie.setMaxAge(3600);//存3600秒也就是1小时psdCookie.setMaxAge(3600);response.addCookie(idCookie);response.addCookie(psdCook 阅读全文
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配置/WEB-INF/web.xml文件： <servlet> <servlet-name>count</servlet-name> <jsp-file>/WEB-INF/count.jsp</jsp-file> <init-param> <param-name>driver</param-name> <param-value>org.git.mm.mysql.Driver</param-value> </init-param> <init-param> 阅读全文
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<%@ page language="java" import="java.util.*" pageEncoding="GBK"%><%@ page contentType="text/html; charset=GBK" %><%@page import="java.math.BigInteger"%><%@page import="java.io.File"%><%@page import="java.io. 阅读全文
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html> <head> <title>输入需保存的内容</title> <meta http-equiv="content-type" content="text/html; charset=GBK"> </head> <body> <form action="fileoperate.jsp&qu 阅读全文