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A comment on F (2006). Parent comment

Re:F (2006) by 1vuio0pswjnm7 on Saturday August 22, 2020 @12:06AM (#24241459)
How would you solve this task with comm?

For that sort of comparison I usually use

   diff -y A B
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Re:F (2006) by drran on Saturday August 22, 2020 @02:42AM (#24242206) 

    comm -13 A B
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Re:F (2006) by 1vuio0pswjnm7 on Saturday August 22, 2020 @03:07AM (#24242316)
I totally screwed up the example. I wanted list B to have some items not in A, e.g.,

   echo AAA_not_in_A_xxx >> B

   fgrep -vf A B
Result should be

    AAA_not_in_B_xxx
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