NSNINTERNSFINAL

简单的登录界面，可改变背景颜色，输入正确的用户名和密码才可登陆成功(Simple login screen, you can change the background color, enter the correct user name and password before landing successfully)

说明：  遇到跨域问题把此java文件加进config类里(Add this java file to the Config class when encountering cross-domain problems)

Java调用获取手机归属地服务SOAP1.2方式(Java call services for mobile phone ownership way SOAP1.2)

这是用java语言Hibernate开发实例----图书管理系统的源代码(This is a java language development instance---- Hibernate library management system source code)

this source prints this

Socket（套接字）最初是由加利福尼亚大学Berkeley（伯克利）分校为UNIX操作系统开发的网络通信接口，随着UNIX的广泛使用，Socket成为当前最流行的网络通信应用程序接口之一(Socket (socket) was originally developed by the University of California Berkeley (Berkeley) campus for the UNIX operating system, development of network communication interface, with the widespread use of UNIX, Socket become the most popular application programming interface of network communication)

使用开源工具类库com.google.zxing，实现二维码的编解码(Use of open-source tool library com.google.zxing, two-dimensional code codec)

java语言程序基本概述全集以及SDK1.6编译器的新规定 (Java language program to complete basic overview and new rules of SDK1.6 compiler )

说明：  一只青蛙一次可以跳上1级台阶，也可以跳上2级。求该青蛙跳上一个n级的台阶总共有多少种跳法。要求：分别用普通方法和递归方法实现(A frog can jump up a step or two at a time. Find out how many jumping methods the frog can use to jump up an n-step. Requirements: Implemented by common method and recursive method respectively)

说明：  jfreechart制作图表，内容详细，一定要看啊(jfreechart charting, detailed and have to look at ah)