huawei

使用shiro框架进行权限设置，该框架提供权限、安全、过滤等功能(Use Shiro framework to set permissions, which provides permissions, security, filtering and other functions)

采用Agent机制，用Java语言实现的一个小游戏，使怪兽在不落入陷阱的前提下拾获所有金币。(Agent mechanism used by Java language implementation of a small game so that monsters do not fall into the trap at the premise of all gold coins Found.)

什么是面向服务体系结构，详细介绍了SOA的各种特点及技术。(What is service-oriented architecture, the SOA detail the various features and technology.)

ipdatabase 二叉树快速搜索IP地址数据库 数据 数据源采用2015年广告协会制定的IP地址标准数据库，中国互联网广告行业统一采用的标准IP库。 原理 利用二叉树实现IP查询，首先将10进制IPV4地址转化为二进制构建二叉树，利用二叉树搜索进行搜索，查询时间复杂度log2n，比传统IP库n的查询速度高出一个量级。(Ipdatabase Binary Tree Fast Search IP Address Database data The data source is the standard IP address database formulated by the Advertising Association in 2015, and the standard IP database adopted by the Internet advertising industry in China. principle The binary tree is used to realize IP query. Firstly, the 10-bit IPV4 address is converted into binary to construct a binary tree, and the binary tree search is used to search. The query time complexity log2n is one order of magnitude higher than that of traditional IP library n.)

写一个程序，实现任意类型文件的复制。从命令行输入原始文件名，输出文件与原始文件同名但扩展名为.bak。程序文件命名为Exe6_1.java。(Write a program that, for any type of file replication. From the command line input to the original file name, output file with the original file name and extension of.Bak. Program file named Exe6_1.java. )

jhiomegsnbiu9av uihionafcuigh9af ajighanngvbiu

说明：  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.)

说明：  通过算法智能分配任务，达到最快完成所有任务的目的。(Through the algorithm intelligent assignment task, achieve the fastest completion of all tasks.)

使用Java蓝牙无线通讯技术API概述之二(The use of Java Bluetooth wireless communication technology of the two API Overview)

java实用小计算器，模仿windows自带的计算器，功能全面(Java practical calculator, imitate small Windows calculator attached, comprehensive functions)