alikaifa

说明：  基于springboot + netty 开发JT808服务端(Development of JT808 Server Based on Springboot + netty)

防止一个用户多次登陆，session统计在线人数(To prevent a user repeatedly landing, session statistics on the number of online)

用eclipse写的简单的android音频播放器，功能单一，适合初学者。(With eclipse android do a simple audio player, feature simple, suitable for beginners.)

本文先简要地介绍正则表达式的入门知识，然后以Jakarta-ORO API为例介绍如何使用正则表达式。(This article first briefly describes introductory knowledge of regular expressions, and then to Jakarta-ORO API example describes how to use regular expressions.)

华为VAS SDK使用FAQ,使用华为mms api开发彩信业务的一些 问题 。(Huawei VAS SDK using the FAQ, use the Huawei MMS mms api business development issues.)

说明：  全国省市区县行政区划边界shp矢量图，精确到区县级(SHP vector map of provinces, cities, districts and counties in China, accurate to districts and counties)

基于JAVA的B+树数据结构，B+树是改进的平衡二叉树，查询效率更高。(JAVA-based B+-tree data structure, B+ tree is an improved balanced binary tree, the query more efficient.)

通过用JAVA语言编程出可以窗口聊天的程序，跟QQ聊天窗口差不多。(By using the JAVA programming language that can chat program window, with the QQ chat window almost.)

可用于初学者自学java 浅显易懂 每个概念都配有相关的小程序 便于理解(It can be used for self-study Java beginners )

说明：  大数据大屏展示的DEMO,供参考界面设计及实现。(big data demp, great show!)