Send stderr to stdout for purposes of grep
10901
How to send stderr to stdout with a pipe to another command?
88497
How can I get bash to exit on backtick failure in a similar way to pipefail?
6808
piped command after grep not working
27806
Redirect a portion of a bash script to a file to capture set -x output
25920
Redirecting stdout to a file you don't have write permission on
14209
Pipe output and capture exit status in Bash
115278
Linux/Perl: Additional output buffers other than STDOUT and STDERR?
43401
redirect output of command to /dev/null
67455
How do I suppress stderr warning messages from a command inside command substitution?
146994
How to redirect 'print' output to a file?
84839
Redirecting standard output to a file containing the pid of the logging process
145522
How can I send Perl output to a both STDOUT and a variable?
70948
Bash script - store stderr in a variable
33801
How to print to stderr in Python?
98177
How can I send the stdout of one process to multiple processes using (preferably unnamed) pipes in Unix (or Windows)?
128492
PythonTex stderr
59529
Using exec and tee to redirect logs to stdout and a log file in the same time