The "time" command in Linux is a process timer and does not display the system time. Though counterintuitive, the Linux "date" command displays the time, as well as the date, on a Linux box. You can ...

Commands that provide help are essential. Here's a look at some of the help you can get from the Linux system itself. Even after you’ve used Linux for a while, you will still find yourself needing ...

The which command will show you the file-system location for a command’s executable. This is the file that is read and run whenever you type the command name. In the example below, there are two or ...

In part II of this series of articles on doing date math from the command line we want to try to solve a problem we noted in part I: passing the date command a date specification something like "the ...