Get started with Bash, Unix pipes, directory navigation, sudo, Nano, and other command-line essentials ...

After two and a half decades of working with Unix, I’ve seen a lot of change in my favorite OS and, at the same time, retained a number of favorite commands that continue to keep my job as a ...

Under UNIX, you can use the FILENAME statement to assign filerefs not only to external files and I/O devices, but also to a pipe. Pipes enable your SAS application to receive input from any UNIX ...

Cron is nice and all, but don't forget about its cousin at. When I first started using Linux, it was like being tossed into the deep end of the UNIX pool. You were expected to use the command line ...

Since Unix was a multiuser system from the very beginnings, being a sysadmin meant executing a lot of commands as a superuser.

In the age before tab-completion, having a long command, much less a hyphenated command, was something to avoid. That's why we call it "tar" not "tape-archive" and "cp" instead of "copy." I like to ...

Matisse.net hosts a list of Unix commands unique to Mac OS X/Darwin. You'll find a lot of good stuff in that list that you might not have been aware of. For example, CpMac allows you to copy a ...