The UNIX Way™ is to cobble together different, single-purpose programs to get the effect you want, for instance in a Bash script that you run by typing its name into the command line. But sometimes ...

In an earlier installment of Linux Fu, I mentioned how you can use inotifywait to efficiently watch for file system changes. The comments had a lot of alternative ways to do the same job, which is ...

驱动如何区分出次设备号。 read/write接口函数要能够获得字符设备结构体变量地址。 什么是文件描述符？ Linux 中一切都可以看作文件，包括普通文件、链接文件、Socket 以及设备驱动等，对其进行相关操作时，都可能会创建对应的文件描述符。文件描述符（file ...