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Top Forums Shell Programming and Scripting Printing uniq first field with the the highest second field Post 302804795 by ailnilanjan on Thursday 9th of May 2013 07:48:42 AM
Old 05-09-2013
Printing uniq first field with the the highest second field

Hi All,


I am searching for a script which will produce an output file with the uniq first field with the second field having highest value among all the duplicates..

The output file will produce only the uniqs which are duplicate 3 times..

Input file
Code:
X 9
B 5
A 1
Z 9
T 4
C 9
A 4
C 3
B 2
T 7 
C 10
A 5
B 1
X 8


Output file
Code:
B 5
A 5
C 10

I am lost in various options using awk, sort, printf etc Smilie

Help me please..

Last edited by joeyg; 05-09-2013 at 08:41 AM..
 

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MSGUNIQ(1)								GNU								MSGUNIQ(1)

NAME
msguniq - unify duplicate translations in message catalog SYNOPSIS
msguniq [OPTION] [INPUTFILE] DESCRIPTION
Unifies duplicate translations in a translation catalog. Finds duplicate translations of the same message ID. Such duplicates are invalid input for other programs like msgfmt, msgmerge or msgcat. By default, duplicates are merged together. When using the --repeated option, only duplicates are output, and all other messages are discarded. Comments and extracted comments will be cumulated, except that if --use-first is specified, they will be taken from the first translation. File positions will be cumulated. When using the --unique option, duplicates are discarded. Mandatory arguments to long options are mandatory for short options too. Input file location: INPUTFILE input PO file -D, --directory=DIRECTORY add DIRECTORY to list for input files search If no input file is given or if it is -, standard input is read. Output file location: -o, --output-file=FILE write output to specified file The results are written to standard output if no output file is specified or if it is -. Message selection: -d, --repeated print only duplicates -u, --unique print only unique messages, discard duplicates Output details: -t, --to-code=NAME encoding for output --use-first use first available translation for each message, don't merge several translations -e, --no-escape do not use C escapes in output (default) -E, --escape use C escapes in output, no extended chars --force-po write PO file even if empty -i, --indent write the .po file using indented style --no-location do not write '#: filename:line' lines -n, --add-location generate '#: filename:line' lines (default) --strict write out strict Uniforum conforming .po file -w, --width=NUMBER set output page width --no-wrap do not break long message lines, longer than the output page width, into several lines -s, --sort-output generate sorted output -F, --sort-by-file sort output by file location Informative output: -h, --help display this help and exit -V, --version output version information and exit AUTHOR
Written by Bruno Haible. REPORTING BUGS
Report bugs to <bug-gnu-gettext@gnu.org>. COPYRIGHT
Copyright (C) 2001-2002 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU- LAR PURPOSE. SEE ALSO
The full documentation for msguniq is maintained as a Texinfo manual. If the info and msguniq programs are properly installed at your site, the command info msguniq should give you access to the complete manual. GNU gettext 0.11.4 July 2002 MSGUNIQ(1)
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