12 2020 档案

Date类型的简单使用
摘要：import java.sql.Connection;import java.sql.DriverManager;import java.sql.PreparedStatement;import java.sql.ResultSet;import java.sql.SQLException;impo 阅读全文
posted @ 2020-12-19 20:00 derek&cosmo 阅读(125) 评论(0) 推荐(0)
obj
摘要：package 测试; public class Text { public int field=100; static void getfield( ) { System.out.print(new Text( ).field); } public static void main(String[ 阅读全文
posted @ 2020-12-19 19:59 derek&cosmo 阅读(948) 评论(0) 推荐(0)
二柱子四则运算B级
摘要：package 测试; import java.util.*; public class Addition { public static void Repeat(int a[ ],int b[ ],int c[ ],int n) { Random rand=new Random( ); int i 阅读全文
posted @ 2020-12-19 19:58 derek&cosmo 阅读(142) 评论(0) 推荐(0)
错误专题
摘要：package 超级课程表; import java.util.*; public class ClassText { public static void main(String args[]) { int a=-1,temp=0,i; Scanner scan=new Scanner(Syste 阅读全文
posted @ 2020-12-19 19:55 derek&cosmo 阅读(69) 评论(0) 推荐(0)
课程录入系统
摘要：package a; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQ 阅读全文
posted @ 2020-12-19 19:53 derek&cosmo 阅读(155) 评论(0) 推荐(0)
人口普查
摘要：<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%> <!DOCTYPE html> <html> <head> <meta charset="ISO-8859-1"> <titl 阅读全文
posted @ 2020-12-19 19:51 derek&cosmo 阅读(157) 评论(0) 推荐(0)
多线程学习
摘要：package 增删改查; public class SimpleThread extends Thread { public SimpleThread(String name) { // 参数为线程名称 setName(name); } public void run() { // 覆盖run() 阅读全文
posted @ 2020-12-19 19:46 derek&cosmo 阅读(89) 评论(0) 推荐(0)
数据库链接
摘要：package 增删改查; import java.sql.*; public class Linkmysql { private static final String URL="jdbc:mysql://localhost:3306/test?&useSSL=false&serverTimezo 阅读全文
posted @ 2020-12-19 19:45 derek&cosmo 阅读(92) 评论(0) 推荐(0)
javaWeb学习
摘要：<%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <!DOCTYPE html> <html> <head> <meta charset="ISO-8859 阅读全文
posted @ 2020-12-19 19:42 derek&cosmo 阅读(56) 评论(0) 推荐(0)
学生管理系统
摘要：dao层： package dao; import util.Util; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.Res 阅读全文
posted @ 2020-12-18 21:23 derek&cosmo 阅读(96) 评论(0) 推荐(0)
公司培训系统
摘要：package bean; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql 阅读全文
posted @ 2020-12-18 20:05 derek&cosmo 阅读(118) 评论(0) 推荐(0)
选课系统1
摘要：import java.sql.*; public class Classe_add { private String className; private String teacher; private String classSpace; public Classe_add( ) { class 阅读全文
posted @ 2020-12-15 16:18 derek&cosmo 阅读(113) 评论(0) 推荐(0)
窗口学习
摘要：import java.awt.*; import java.applet.*; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; 阅读全文
posted @ 2020-12-15 16:16 derek&cosmo 阅读(109) 评论(0) 推荐(0)
借书系统
摘要：package Bean; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql 阅读全文
posted @ 2020-12-14 22:59 derek&cosmo 阅读(141) 评论(0) 推荐(0)
选课系统
摘要：package link; import java.sql.*; import java.util.*; import org.apache.jasper.tagplugins.jstl.core.Out; public class MyConnection { final String URL=" 阅读全文
posted @ 2020-12-14 22:58 derek&cosmo 阅读(120) 评论(0) 推荐(0)
银行自助取款系统
摘要：/** * */package 测试;import java.io.*;import java.util.Scanner;/*刘阳 20194080 软工1905-1班*//** * @author DELL * */public class Account { private String acc 阅读全文
posted @ 2020-12-08 14:57 derek&cosmo 阅读(76) 评论(0) 推荐(0)
二柱子四则运算最终版
摘要：import java.util.*;import java.util.regex.Matcher;import java.util.regex.Pattern; public class Calculate2 { public static int bottom; public static in 阅读全文
posted @ 2020-12-08 14:50 derek&cosmo 阅读(118) 评论(0) 推荐(0)