Sort file by line length. Original Article…

cat /etc/passwd | awk '{print length, $0}' | sort -n | awk '{$1=""; print $0 }'

Sort contents of two files by viewing only duplicate line

sort file1 file2 | uniq -d

Sort contents of a file and remove repeated lines

sort file.txt | uniq

Show size of the files and directories sorted by size

du -sk * | sort -rn

A Linux command to sort the contests of a file

sort file.ext

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