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March 24, 2010, 13:55

I love it. Anyone mentioned using that set expansion for a calculator?

$ echo {1,2,3}{1,2,3,4,5} | wc -w
15

Also, you can get it to print every number from 1
to 99

echo {,1,2,3,4,5,6,7,8,9}{0,1,2,3,4,5,6,7,8,9}

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