If you're reading this publication, you already know that Linux is one of the most powerful and versatile operating systems available today. If you're an old-timer like me, you also know all about the ...

Learn how to append text to files in Linux using commands like double redirection operator, tee, and sed without overwriting existing data.

Are you looking for information related to the Linux input-output redirection? Then, read on. So, what’s redirection? Redirection is a Linux feature. With the help of it, you are able to change ...

I have a C program, and want to run some other program ("ftp", if you must know). I also want to be able to feed commands (like "open <hostname>") into ftp's stdin. However, my attempts haven't been ...