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 Unix script command is a very basic tool for recording a login session or a portion of a login session. Begun with the command “script”, the command optionally includes another two arguments. If ...

Few aspects of Unix system administration are more intimate than the relationship between the admin and their chosen shell. After all, the shell is the most fundamental interface to the system, the ...

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 ...

Clearly, other vital information concerning a script can be displayed using a series of echo commands — all related to where we are when we run the script and how we call it. If we run a script like ...

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 ...