Standard input (/dev/stdin)

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wikipedia:stdin

• 2>&1
• &>

• sudo -S or sudo --stdin

https://unix.stackexchange.com/questions/61931/redirect-all-subsequent-commands-stderr-using-exec
#!/bin/bash -

exec > >(tee "$HOME/somefile.log") 2>&1

echo "$HOME"
echo hi
echo "Command to err but will be redirected to stdout" 1>&2
command_that_pipes_output_to_stderr_but_will_be_redirected_to_stdout
echo "End script"

Activities

• Compress data from stdin: echo "DATA TO COMPRESS" | xz --verbose > file.xz
• docker logs 2>&1 | grep TEXT

Related terms

• tee
• /dev/null
• file descriptor
• logger
• gcloud

See also

• echo, print, printf, tput, logger, write-output, echo -e, /dev/stdout, banner
• Standard streams: /dev/stdin, /dev/stdout, /dev/stderr, /dev/null, File descriptor, set -x, 2>&1, stdbuf
• Bash [ -c ], alias, &&, Bash history, Autocompletion, set, unset, export, .bash_aliases, .bashrc and .bash profile, PS1, echo, brace expansion, Function, shopt, trap, set -e, source, PATH, complete, disown, .hushlogin, .bashrc, builtin, eval, set, $PATH, $HOME, TZ, .profile, -e, -i, Builtin (Bash), mapfile, ~, return (Bash), for, until, declare, dirname, basename, functions.sh, Bash arithmetic expansion, shift, bash --rcfile, readonly, $1, $@