DRWyuanliyingyong

北大青鸟第一单元项目，超市账单管理系统源码，齐全，无缺(Beida Jade Bird project first unit, supermarket billing management system)

changjian wemti mainshi pian

Application using Entreprise java bean (EJB)

s7-200模块图 300的PLC模块和cup的电气图纸设计图库(S7-200 module diagram)

java实现的克里金插值算法。算法实现中使用Jama.Matrix包来做矩阵操作。算法简洁明了。 希望能帮到你。(Kriging interpolation algorithm to achieve the java. Jama.Matrix packets are used to do matrix operations in the algorithm implementation. The algorithm is concise and clear. Hope to help you.)

说明：  Java推箱子游戏（一共有50关卡，带好听的音效），完整版源码，图形界面，看上去够专业。界面和泡泡堂游戏有点相似，学习游戏编程的JAVA朋友值得一看。 (Java Sokoban game (a total of 50 points, with good sound effects), the full version of source code, graphics interface, looks professional enough. Interface and the BNB to be somewhat similar game, learning game programming JAVA friends to see.)

一个用java写的多线程tcp程序，可支持多个客户端与主机通信。(Ein multi-threaded TCP-Programm in Java geschrieben, kann mehrere Clients mit dem Host kommunizieren.)

java 小程序 适合java初学者对java编程的了解与学习(java applet for java beginners and learn about the java programming)

客户端的聊天内容通过json格式封装(包含聊天内容、发送人信息)之后，HTTP请求百度服务器，即请求把该消息发送到指定id的用户，请求成功之后，百度服务器就把我们的信息转发给指定的用户，对应用户再解析json格式的信息，就可以知道该消息来自何处，以及消息内容。(Chat client via json format package (includes chat, sender information), after, HTTP requests Baidu server, which sends the message to the requesting user specified id, after the request is successful, Baidu server took our information forwarded to the designated users, the corresponding user information and then parse json format, you can know that the message came from, and message content.)

spring中使用aop技术需要用到的aspectj包(In the spring need to use aspectj package using aop technology)