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bash internal / file and stream operations / stream redirection and piping (23)

21

bash

This demonstrates piping both standard output (stdout) and standard error (stderr) from one command to another using the |& operator in Bash.


COMMAND_1 |& COMMAND_2

bash internal file and stream operations stream redirection and piping piping with stderr

22

bash

This demonstrates appending a string to a file using output redirection.


echo "foo" >> bar.txt

bash internal file and stream operations stream redirection and piping output redirection

23

bash

This demonstrates piping in Bash.


head -n 5 sales.csv | tail -n 1

bash internal file and stream operations stream redirection and piping piping