Unix utility SED provides an effective and versatile way of deleting one or more lines from a designated file to match the needs of the user. This Unix command is used for command line processing.

As a relatively isolated junior sysadmin, I remember seeing answers on Experts Exchange and later Stack Exchange that baffled me. Authors and commenters might chain 10 commands together with pipes and ...

I gotta say, tldr beats the hell out of man pages for like 99% of the times I want to look at a man page in the first place. Click to expand... I just found a gotcha installing tldr on Ubuntu: Even ...

Bash has quietly made scripting on Unix systems a lot easier with its own regular expressions. If you're still leaning on grep and sed commands to get your scripts to do what you need from them, maybe ...