close和shutdown的区别: int close(int sockfd); close(fd)调用会将描述字的引用计数减1,只有当socket描述符的引用计数为0时,才关闭socket,即发送FIN包,因此,在fork()模式中,父进程在accept()返回后,fork()子进程,由子进程处理connfd,而父进程将close(connfd);由于connfd这个socket描述...【阅读全文】
准备The first step is to make Hotplug execute scripts in /etc/hotplug.d/button when a button is clicked. Modify /etc/hotplug2.rules — remove '^' before 'button' as follow:$include /etc/hotplug2-common.rules SUBSYSTEM ~~ (^net$|^input$|button$|^usb$|^ieee1394$|...【阅读全文】
WinCE中添加IE浏览器支持需添加如下组件:Core OS | CEBASE | Internet Client Services | Browser Application | Internet Explorer 6.0 for Windows Embedded CE - Standard ComponentsWinCE支持Labview1、内核中添加 ““Standard SDK for Windows CE”组件后才能进行labview开发...【阅读全文】