NBTree

数据库课程设计，教材管理系统，本系统能够投入实际的使用并且满足基本的功能要求。要求具有极高的可靠性、安全性和易维护性，具有较高的可移植性。 本系统实现了以下的功能： （1） 查询模块：根据种类，查询教材的相关信息； （2） 征订模块：根据需要，征订员将需要征订的教材数据输入教材信息表 （3） 采购模块：采购员审核教材征订的信息，如果需要采购则通过审核，否则 删除征订的信息 ⑷ 用户管理：用(atabase of curriculum design, materials management system, the system can allocate the actual use and to meet the basic functional requirements. Requires a very high reliability, security and easy-maintenance, high portability. The system to achieve the following functions: (1) Query Module: In accordance with the type of query-related information materials (2) Subscription Module: In accordance with the needs of Subscription Subscription Members will need to enter the teaching materials data information table (3) procurement modules: Purchaser audited Subscription information materials, if required by the procurement audit, or delete subscription information ⑷ User Management: User administrators can create user information, delete users, modify user information)

elementnormalize Source Code for Andriod.

用java语言实现可视化的校园导游系统，包括景点介绍和最短路径等。(Visualization using java language campus tour guide system, including the introduction and the shortest path and other attractions.)

Java网络编程学习资料。多看看一定有好处(Java network programming learning materials. Good to see some more)

java 编程初学者小例子，包括多线程实例(java programming for beginners small examples, including examples of multi-threaded)

德劳内三角划分的一个小程序，可以直观观看变化过程(delaunay triangulation)

使用A星（a-star）算发，通过上传二维矩阵中不能通过的坐标点，来为起止坐标点计算一条最短可通过路径(Using A-star, a shortest path is calculated by uploading the coordinate points that can not be passed in the two-dimensional matrix.)

java+sql2005 员工管理 部门管理(Staff Management)

java入门的基础代码。共初学者看。比较简单，容易上手。(java basic)

西港项目源码，app后台接口程序，springboot项目编写(xigang project source code)