Unix: Is it possible to copy error output to a file while still displaying all output?
33562
How to redirect output to a file and stdout
9582
pdflatex bash script to supress all output except error messages?
29490
How to both display a command line's output on console and save the output into a text file?
97245
Redirect all output to file in Bash
22002
How can I capture stdout/stderr in a file but still see it in my console?
94761
How to capture ordered STDOUT/STDERR and add timestamp/prefixes?
91187
How to duplicate sys.stdout to a log file?
142776
PowerShell: Capture the output from external process that writes to stderr in a variable
106491
How can I easily share the output of a command or a text file with others?
58030
How can I use a file in a command and redirect output to the same file without truncating it?
149695
How to pass the output of one command as the command-line argument to another?
62834
tee stdout to stderr?
69294
Overwrite previous output in Bash instead of appending it
77828
Can sed save its output to a file?
109868
Can I redirect the stdout in python into some sort of string buffer?
27806
Redirect a portion of a bash script to a file to capture set -x output
157842
Print java output to a file