remove doublets - users - Fedora Mailing-Lists

Sunday, 13 June 2021

Hello,

I wish to remove lines which appear twice in a file, actually
only when they appear more than one time.
How can I do so?

Thanks

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 Patrick DUPRÉ                                 | | email: pdupre(a)gmx.com
 Laboratoire interdisciplinaire Carnot de Bourgogne
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 Tel: +33 (0)380395988                    | | Room# D114A
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