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 ...

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 ...

In prior Java 101 articles, I referred to the concepts of redirection, standard input device, and standard output device. To demonstrate inputting data, several examples called System.in.read(). It ...

filter A is a program that accepts input, transforms it, and outputs the transformed data. Filters are closely associated with several ideas basic to Unix: standard input, standard output, ...

For unnamed pipes to work with Windows NT applications external to the SAS System, the application program must read data from standard input (STDIN), write output to ...

For unnamed pipes to work with OS/2 applications that are external to the SAS System, the application program must read data from standard input (STDIN), write output ...