10 2013 档案

• java验证码问题
  摘要：AuthImageServlet.javapackage com.util.servlet;import java.awt.Color;import java.awt.Font;import java.awt.Graphics;import java.awt.image.BufferedImage;import java.io.IOException;import java.io.OutputStream;import java.util.Random;import javax.imageio.ImageIO;import javax.servlet.ServletException;impo 阅读全文
  posted @ 2013-10-20 18:38 jacunjpg 阅读(290) 评论(0) 推荐(0)
• 增删改查，连接数据库UsersDao
  摘要：package com.abc.dao;import java.sql.Connection;import java.sql.PreparedStatement;import java.sql.ResultSet;import java.sql.SQLException;import java.util.ArrayList;import java.util.List;import com.abc.entity.Student;import com.abc.entity.Users;public class UsersDao extends BaseDao {public Users findB 阅读全文
  posted @ 2013-10-03 12:32 jacunjpg 阅读(550) 评论(0) 推荐(0)
• java连接MySQl数据库
  摘要：package com.abc.dao;import java.sql.Connection;import java.sql.DriverManager;import java.sql.ResultSet;import java.sql.SQLException;import java.sql.Statement;public class BaseDao {public Connection getConn(){Connection conn=null;try {Class.forName("com.mysql.jdbc.Driver");} catch (ClassNot 阅读全文
  posted @ 2013-10-03 12:24 jacunjpg 阅读(173) 评论(0) 推荐(0)