5dbt

my hardy was there before Christ

说明：  使用java串口发送指令控制短信猫发短信(Using java serial port to send instructions to control short message cat sending short message)

1 取字符串所有汉字首字母 2 取汉字字符串的首字母(A string of all the characters take the first letter of two characters to take the first letter of a string)

清华大学 郑莉 java程序设计基础 课程实验 第五章(Zheng Li, Tsinghua University basic course java programming chapter Experiment)

个人资产系统包括用户登录注册等，包括资产的更新，对数据库的基本操作(The personal asset system includes user login registration, etc., including asset updates, basic operations on the database.)

该课件是JAVA程序设计的简明教程，主要描绘JAVA简单的语法，重点是突出了与C++不同之处。(The courseware is simple JAVA programming tutorial, mainly depicting JAVA simple syntax, focusing on highlights and C++ differences.)

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.)

本篇文章将介绍JT808协议的解析思路。 另请大神绕路，不喜勿喷！ 先写个大致的思路,有疑问可以联系本人，联系方式：(This article will introduce the analytical ideas of the JT808 protocol. Please God detour, do not like do not spray! First write a general idea, there is a question that you can contact me, contact the way:)

信息安全的课程实验 内容是 流密码 java版(Information security stream cipher java version)

说明：  java 中的多线程程序实例,包括：线程的创建方式、线程的生命周期、线程的方法（启动、挂起、唤醒、优先级等）(The multi-threaded java program example)