tee is a command line utility that reads the standard input and writes to the standard output as well as a file specified as an argument. Use this tag for questions about the tee command.

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How to log from inside the script along with stdout

I am aware that I can log using tee But I want to log from inside my script, at the same time display the content on the stdout. Example, my code looks something like this: names=$(print("name1 ...
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3answers
162 views

How to save in a variable the convert from decimal to binary without use an echo

I've been trying to save in a variable the value of the convert of a number from decimal to binary, like this: num1=10 echo "obase=2;$num1" | bc | tee -a register.txt but I don't want to show it ...
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How to redirect output of a 'xterm -hold -e' command

I know you can use tee to log output from a command in a terminal, e.g.: df -h | tee ~/log.txt However, how can I do this with a more complex command like this: xterm -hold -e program arg1 arg2 ...
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1answer
29 views

Busybox ASH inside initrd has a problem when piping tee to sed

I'm trying to log the early boot output from the init script. This is what is working: mkdir -p /run/log && \ mkdir -p /tmp && \ mkfifo /tmp/stage-1-init.log.fifo1 && \ mkfifo ...
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0answers
137 views

Verbose output in logfile and simple output on screen?

Let's say I have the following script: script.sh and i want the verbose output in a logfile and simple output on screen. Logfile should contain the csh -v script.sh output, and on the screen should ...
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0answers
49 views

Which iptables chain does a new stream created by TEE go to?

Where do packets go after being created by the TEE target? I am working on mirroring some traffic that needs to go to multiple computers on my network. So what happens to both streams after using ...
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0answers
43 views

Preserve colours when piping to tee

I have made a little program where I update homebrew with brew update, then I send the output to a log file, but I also want to keep it on the terminal so I use tee. The problem is, it doesn't show ...