How-To Geek on MSN

This bash redirection trick replaces echo | command

The here string is the leaner, more versatile cousin of the here doc.
Ars Technica

Shell Redirection acrobatics....

I'm trying to take the output of a command and pipe it to the input of another command, but ONLY if the first command succeeds.<br><br>I'd like this to be a 1-liner as well, I know how to do it ...