Linux administrators who want to modify files without overwriting the original have many options, but one of the most efficient tools is the stream editor -- or sed. The stream editor is a default ...

sed, which stands for 'stream editor,' offers many options for selecting content from a command or a file and changing it as requested. The sed command on Linux can be used in quite a few different ...

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.

Want to know the tricks of replacing a variable in a file using the SED command? This article will give you an overview of replacing a variable value in a file using SED. Before replacing a variable ...

The moment you chain 7 commands including awk or write a shell script with many subroutines is time to consider a "real" language like perl or python, or even c/c++/java. File operations are a bit ...

The only thing wrong with sed is that most of us barely grasp how powerful it is. We use it in pipes to change "this" to "that", but we rarely consider it for the big editing jobs where it could save ...

I learned Linux in the 90s when the command line was mandatory - and it's still the best place to start. I remember when I started using Linux in the late 1990s. Back then, using the command line wasn ...

Wow. It’s amazing we ever made it out of the 20th century. It’s like reading about farmers who would plow by hand. I remember the epiphany (long time ago) of discovering how awk solved my problem of ...