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| -rw-r--r-- | man/man1/ddup.1df | 20 |
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diff --git a/man/man1/ddup.1df b/man/man1/ddup.1df new file mode 100644 index 00000000..ca5e35a0 --- /dev/null +++ b/man/man1/ddup.1df @@ -0,0 +1,20 @@ +.TH DDUP 1df "November 2016" "Manual page for ddup" +.SH NAME +.B ddup +\- remove duplicates from unsorted output +.SH USAGE +.B ddup +FILE1 [FILE2 ...] +.br +.B ddup +< FILE +.br +program | +.B ddup +.SH DESCRIPTION +.B ddup +removes duplicate lines from the input without requiring it to be sorted. +Because it caches each unique line, this is less efficient than using sort(1) +and then uniq(1), but necessary if maintaining the order is desirable. +.SH AUTHOR +Tom Ryder <tom@sanctum.geek.nz> |