Just for grins: $ alias sum="xargs | tr ' ' '+' | bc" $ echo -e "1\n2\n3\n" | su...

		andrus on July 15, 2013 \| parent \| context \| favorite \| on: Useful Unix commands for data science Just for grins: `$ alias sum="xargs \| tr ' ' '+' \| bc" $ echo -e "1\n2\n3\n" \| sum 6`