petri

Tree AVL In an AVL tree, the heights of the two child subtrees of any node differ by at most one if at any time they differ by more than one, rebalancing is done to restore this property. Lookup, insertion, and deletion all take O(log n) time in both the average and worst cases, where n is the number of nodes in the tree prior to the operation. Insertions and deletions may require the tree to be rebalanced by one or more tree rotations.

家政服务小程序。适合预约上门家政服务项目店铺使用(Housekeeping Service Procedure)

Multiline comments containing "/" should not be syntax errors.

此为基于java的snmp管理站开发，编程实现SNMP管理站，完成对SNMP代理的远程访问。(Development of SNMP management station based on Java)

学习freemark时候写的工具类，可以用在网站中，通过只初始化一次来提高性能(The learn code of freemark,which developed to a Util, can be used on the site is initialized only once to improve performance)

说明：  一个javaGUI计算器，可以计算多项式(A java GUI calculator that can solving polynomials)

birch算法是聚类算法的一种，克服了k-means算法的缺点，这里提供了详细的讲解ppt和代码(The birch algorithm is a kind of clustering algorithm, which overcomes the shortcomings of the k-means algorithm. Here is a detailed explanation of ppt and code.)

简单的javaee写的聊天室功能，内容很简单。很适合初学者。大家可以看看。(Javaee write simple chat room function, which is very simple. It is suitable for beginners. We can look at.)

使用java语言，jim实时通讯流行框架教程，(Jim framework for timely communication framework)

暗黑2 专门 kpbot，早期版本，能用(Diablo 2 special kpbot, early version, can be used)