Li1_1

界面编程的演示，窗口背景的渐变演示实例。(Programming interface presentation, the window shows examples of the background gradient)

可用于抽奖等需要临时随机抽号的场合（压缩包中详细的说明文档）(Can be used to draw random numbers that require temporary occasions (compressed package detailed documentation))

这是一个Visual Basic 源代码程序，它通过变更用户权限的方法，让某一个应用程序在相对安全的状态下运行，从而提高系统的安全性。(This is a Visual Basic source code program, change user permissions, so that an application running in the relative safety of the state, to improve the security of the system.)

说明：  输入年份，判断是该年的那一天， 实现判断输入的正误！(Enter the year, is to determine the day of the year)

通讯录中的每一个信息包括姓名（规定字节数为15个）、电话（规定字节数为15个）和工作单位（最大字节数为30个）等信息。(Each information including the name of the mail list ( specified byte number 15 ), phone ( specified byte number 15 ) and work units ( the maximum number of bytes to 30 ) and other information.)

通讯录管理系统，能够实现人员的信息录入、查询、修改、删除、保存、显示等操作(Address book management system, personnel information entry, query, modify, delete, save, display operations)

用于求三组数，每组数的各个位都不相同。第二组数为第一组的2倍，第3组数为第一组的3倍(Is used to find the number of three, the number of the bits in each group are different. The second number of groups for the first group of two times the number of the third group of three times the first group)

在windows2000,windows XP,2003上修改网卡IP地址并编程使之生效(In Windows 2003, Windows XP, 2003, modified on the network card IP address and programming into law)

用VB设计的一个求两数的最大公约数和最小公倍数的程序。(VB design with a number seeking the greatest common divisor and least common multiple of two procedures.)

用于求三组数，每组数的各个位都不相同。第二组数为第一组的2倍，第3组数为第一组的3倍(Is used to find the number of three, the number of the bits in each group are different. The second number of groups for the first group of two times the number of the third group of three times the first group)