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.

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 ...

The filter sed can process text from standard input and write its results to standard output. The input can be redirected from a file, and the output also can be redirected to a file using your ...

The Linux expand and unexpand commands can turn tabs into spaces and spaces into tabs, and the sed and awk commands can help. The Linux expand and unexpand commands sound like they can make files ...

I used to be terrified of using the terminal, but as a Linux user, it's something you get accustomed to fairly quickly, and it's extremely helpful to know your way around. So, if you're new to Linux, ...

The command line isn't required when using Linux. To truly maximize your Linux experience, you should still learn it. Some commands are more useful than others. Before we begin, I want to be clear: ...

The Linux command line is a text interface to your computer. Also known as shell, terminal, console, command prompts and many others, is a computer program intended to interpret commands. Allows users ...

It's almost impossible to think of Linux without the terminal. This relationship spans decades, and for good reason. Scripting for automation, clarity with pipes, and the speed and control the ...