Posts Tagged ‘file descriptor’

Piping stderr in unix

Posted: 26th May 2011 by Tim in Bash, Ubuntu
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In unix, you can pass output from one program to another using the pipe symbol (|). Unfortunately, it only pipes the output from stdout (cout). You can pass the output from both stdout and stderr (cerr) by adding 2>&1 to the end of the command before the pipe, where 1 is the file descriptor for […]