通过网络连接远程时间服务器，并获取权限自动更新本地电脑的时间-Through the network to connect a remote time server, and obtain permission to automatically update the local computer' s time

每次开机获取当前系统时间，并记录在C盘中，以前是为了不在家时看小孩子是不是自觉不开电脑，我不设置密码。-Get the current system boot time every time, and recorded in the C plate, used to be in order not to see children at home is not consciously open the computer, I do not set a password.

使用JAVA编译的物业管理系统，部分代码： package com.wy.util import java.util.* public class nowdate { public static int getSystime() { Calendar tt = Calendar.getInstance() //获取Calendar对象 Date time = tt.getTime() //获取日期 int year = time.getYe