If you have any experience with the Linux command line, you’ve probably used a pipe to solve tasks by combining simple ...

Application has simple business logic, provides input data validation and error handling. Errors caused by incorrect data input are displayed on the input page along ...

One of the new features in bash 4.0 is the coproc statement. The coproc statement allows you to create a co-process that is connected to the invoking shell via two pipes: one to send input to the ...

I am having some trouble. I want to redirect the stderr stream to file A and the stdout stream to file B. I have tried the following:<pre class="ip-ubbcode-code-pre ...

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 ...

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 ...

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 ...