Linux may be known for its imperviousness to viruses and other attacks, but malicious bugs can slip in to any operating system. The worms that cause those annoying browser redirects can enter through ...

Hi all,<BR><BR>I'm having some trouble with redirection in bash.<BR><BR>I'm trying to redirect stderr to a file, then later redirect stderr to a different file. I thought this was just a case of ...

Recently I needed to create a script that processed two input files. By processed I mean that the script needed to get a line from one file, then get a line from the second file, and then do something ...

The first line writes "hello world" to the file "output", the second reads it back and writes it to standard output (normally the terminal). A "here" document is essentially a temporary, nameless file ...

Bash—and other Linux shells—support powerful command plumbing using features like redirection. You may be used to the most basic type of input redirection but, as is often the case, Linux has more ...

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 ...