One of the most powerful features of Unix and Linux is that using traditional command line tools, everything is a stream of bytes. Granted, modern software has blurred this a bit, but at the command ...

The grep command can search for and list Linux files based on strings you are looking for and add the context of surrounding text. The grep command can help you find Linux files containing the string ...

I am very new to c-shell and I've skimmed several tutorials but I cannot for the life of me figure out how to do this simple, simple task with csh. I am looking for entry points and/or subroutines and ...

I love chaining commands as much as anyone, and sed, awk, grep, and perl are some of my best friends. However, remember that, in *nix, each command runs in its own process, the resources required for ...

A lot of us spend a lot of time switching between Windows and Linux. Now that platforms like the Raspberry Pi are popular, that number is probably increasing every day. While I run Linux on nearly ...

This article is reprinted from the book A Practical Guide to Linux Commands, Editors, and Shell Programming 3rd edition, with permission of the author and publisher ...