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Remove duplicate lines from a text file

Henning Koch
September 27, 2011Software engineer at makandra GmbH

You can use this shell command:

uniq -u input.txt output.txt
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Rails LTS provides security patches for old versions of Ruby on Rails (2.3, 3.2, 4.2 and 5.2)

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Posted by Henning Koch to makandra dev (2011-09-27 10:46)