What “Everything Is a File” Means on Linux


One of the defining features of Linux and other UNIX-like operating systems is that “everything is a file.” This is an oversimplification, but understanding what it means will help you understand how Linux works. Many things on Linux appear in your file system, but they aren’t actually files. They’re special files that represent hardware devices,…

date/time stamp in ping command


Most of you are very familiar with ping command which is most commonly used to check any network device is alive or not. A very simple and useful command. And if we can add date/time stamp in it, it will be more helpful to generate a good statistics. It is very easy in Linux without…