Remove Duplicate Lines In Unix Shell Script

Explains how to sort and remove duplicate lines from a text file under UNIX / Linux operating system using sort, uniq and shell pipes concept.

Introduction to Linux – A Hands on Guide This guide was. delete duplicate, consecutive lines from a file (emulates "uniq"). # First line in a set.

Aug 2, 2016. The solutions posted by others do not work on my Debian Jessie: they keep a single copy of any duplicate line, while it is my understanding of.

shell – How can I delete duplicate lines in a file in Unix. – Is there way to delete duplicate lines in a file in Unix? I can do it with sort -u and uniq commands. but I want to use sed or awk. Is that possible?

Is it possible to change the perl script to only remove duplicate adjacent lines. if you put this in a shell function or. How to remove duplicate lines from.

Apr 19, 2011. Use the sort and uniq Linux utilities to manage and order. it is often used in conjunction with sort to remove non-adjacent duplicate lines.

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Remove duplicate lines from first file comparing second file Shell Programming and Scripting

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Remove Duplicate Lines in File | Unix Linux Forums | Shell. – I am doing KSH script to remove duplicate lines in a file. Shell Programming and Scripting BSD, Linux, and UNIX shell scripting — Post awk, bash, csh, ksh,

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