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使用libmpg123.dll, 将mp3文件解码为wav文件(Decode mp3 file to wav file by using libmpg123.dll.)

说明：  图像伸缩算法，实现图像的任意尺寸放大和缩小，采用高精度伸缩算法。(High quality image resample algorithm.)

printing example in csharp

一款基于iOS的图表的demo，用图表（包括折线图和饼图）的形式显示数据。(A graph based on iOS demo, use a chart (including line charts and pie charts) displayed in the data.)

ptz 云台控制软件, 内带C++ 源码(ptz PTZ control software, which brought C++ source)

ldc1314的配置，读取数值并在stm32f4的开发板上显示(Ldc1314 configuration, read values and display them on stm32f4 development board)

钱能C++程序设计教程第二版课后答案，经典书籍，包括完整的源代码(Money to C++ programming tutorial answer the second edition after-school, classic books, including full source code)

C# 百度LBS云存储/云检索 接口封装SDK源码下载

说明：  在高速公路紧急救援系统中最基本、最关键的问题就是最短路径问题。“最短路径"，顾名思义就是在所有路径中找到一条距离最短的路径，保证事故发生时救援资源能以最快的速度到达事故点，同时也能以最快的速度从事故点到达具备后续救援条件的救援点，达到及时救援处理的目的。(In the emergency rescue system of expressway, the most basic and key problem is the shortest path problem. "Shortest path", as the name implies, is to find the shortest path among all the paths to ensure that the rescue resources can reach the accident point at the fastest speed when the accident occurs, and can also reach the rescue point with follow-up rescue conditions at the fastest speed from the accident point, so as to achieve the purpose of timely rescue and treatment.)

几种常用的串口调试软件，注意：那个sscom32不能使用奇偶校验(several serial test programs)