服务器端，利用qt实现tcp/udp发送文字消息，检测U盘插拔。里面包括x86和arm两个版本的源码。-Server-side using qt tcp/udp send text messages, U disk plug detection. Which includes the source code of the two versions of the x86 and arm.

基于linux的多线程，实现仓储物联网的功能，能检测仓库的温度，湿度，光感等实时信息，通过voa的小型服务器实现监控-Based on linux multithreading to achieve storage networking features, can detect temperature, humidity, light and other real-time information warehouse, monitor and control the server through