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.

Much to the chagrin of those who would like to malign the Linux operating system, it's actually quite easy to use. Thanks to modern GUI desktop environments and applications, anyone can jump into the ...

The --version (-V) option goes hand-in-hand with --help because it helps you find out about the program, and it’s usually supported where --help is. Traditionally, the --version option prints the ...

The shred command is a good option for removing files from a Linux system in a way that makes them virtually impossible to recover. The most obvious way to remove a file on a Linux system is to simply ...

Deleting directories and files is one of the most basic, but important functions in any operating system. In Linux, if you have a windowed environment running, you can locate and delete files using a ...

The command line. You either love it or hate it, but if you do anything with a Unix-like system you are going to have to use it eventually. You might find marker ...

I’m a big fan of the anime series Neon Genesis Evangelion. One of the quotes from it that stands out in my head is, “Man fears the darkness, and so he scrapes away at the edges of it with fire.” For ...

Linux is one of the popular operating systems and has seen wide adoption across the globe. It is an open-source, Unix-based operating system with many distributions for computers, embedded systems, ...