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Oracle:select *from (select a.* , rownum rn from(select * from 表 ) a where rownum < 50) where rn > 40MYSQL:select *from 表 limit(int 开始查询位置,int 要查询的数据个数) 阅读全文
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package servlet;import java.io.IOException;import java.io.PrintWriter;import java.util.ArrayList;import java.util.Date;import java.util.Iterator;import java.util.List;import javax.servlet.ServletContext;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet. 阅读全文
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import java.awt.Color;import java.awt.Font;import java.awt.Graphics2D;import java.awt.image.BufferedImage;import java.io.IOException;import javax.servlet.ServletException;import javax.servlet.ServletOutputStream;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;impor 阅读全文
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New Document用户名:密 码:性别:男 女 爱好: 看电视 吃饭 睡觉 年龄: 个人信息: 这是内容 <p>New Document</p><form action="http://www.qq.com" method="get">用户名:<input type="text" name="stname" value="值能显示吗?" disabled="disabled" /><br />密 码:<i 阅读全文
该文被密码保护。 阅读全文
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package bean;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.MouseAdapter;import java.awt.event.MouseEvent;import java.awt.event.MouseListener;import java.io.BufferedInputStream;import java.io.BufferedOutputStream;import java.io.File;import java.io.FileIn 阅读全文
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package bean;import java.util.ArrayList;import java.util.Vector;import javax.swing.ButtonGroup;import javax.swing.ImageIcon;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JMenuBar;import javax.swing.JRadioButton;import javax.swing.JScrollPane;import 阅读全文
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package abc;import java.awt.FlowLayout;import java.awt.Font;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.KeyEvent;import java.awt.event.WindowEvent;import java.awt.event.WindowFocusListener;import java.io.File;import java.io.IOException;import java.uti 阅读全文
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package com.swing.layerout;import java.awt.BorderLayout;import java.awt.FlowLayout;import java.awt.event.WindowEvent;import java.awt.event.WindowFocusListener;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;public class BoderTest extends JFrame{ public Boder... 阅读全文
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package com.swing.layerout;import java.awt.BorderLayout;import java.awt.FlowLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.MouseEvent;import java.awt.event.MouseListener;import java.awt.event.WindowEvent;import java.awt.event.WindowFocusListener;i 阅读全文