demo-it-master

this is about opengl rendering odel;

该程序能够实现计算器程序设计，采用C++编程，来自C++程序设计原理与实践。(The program can achieve calculator program design, using C++ programming, program design from C++ Principles and Practice)

本程序是小区住户管理系统，已调试通过，VS2008环境下使用ADO访问Access数据库(The program is residential tenants management system, has been through debugging, VS2008 environment to access an Access database using ADO)

经典游戏俄罗斯方块的一种简单实现，支持玩家信息的保存和统计。(A classic game of Tetris simple implementation, support the players the preservation of information and statistics.)

OPC DA Server 2.0的实现，实现了异步及订阅的方式(The implementation of OPC DA Server 2 implements asynchronous and subscription methods)

模拟GOOSE报文发送过程，GOOSE报文的编码。(Analog GOOSE message sending process)

RTKlib精密单点定位PPP更改后代码，支持北斗、GPS(RTKlib precise point positioning, PPP change the code, support Beidou, GPS)

说明：  ETC中文对照，对于简单的方式，用这个即可(Chinese control, ETC for a simple way, use this)

公英制互转换器，初学VC时的小程序，对平时工程制图有些用处。(Metric to Imperial Units )

C++ 编写的string类库，并实现string的各项函数操作。(string function)