GUIs are great—we wouldn’t want to live without them. But if you’re a Mac or Linux user and you want to get the most out of your operating system (and your keystrokes), you owe it to yourself to get ...

is the name of a UNIX command, executable program, or shell script to which you want to route output or from which you want to read input. The command(s) must be enclosed in either double or single ...

The outer subshell uses the cd command to move into that directory and pwd to display the location. Since these commands are subshells, nothing has changed with respect to the rest of the script. We ...

ITworld.com – One of my newer users asked me just yesterday how he might record a login session in order to review the commands he entered and the output he generated at a later time. I pointed out ...

A lot of information is available about individual files on a Unix system. For example, the ls -l command will display the permissions matrix and ls -i will display a file’s inode. But, if we want to ...

One of the commands that I miss most from Linux when working in Windows/DOS environments is the split command. This extremely handy command allows one to split a large file into multiple smaller files ...