Bash - delete from csv all the row if the first column is length

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Hi i have a data like hw:dsfnsmdf:39843 chr2 76219829 51M atatata 51 872389 hw:dsfnsmdf:39853 chr2 76219839 51M65T atatata 51 872389 hw:dsfnsmdf:39863 chr2 76219849 51M atatata 51 872389 hw:dsfnsmdf:39873 chr2 ...

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Hi, I want to delete rows that have 0 at column 4. The file looks like this: chr01 13 61 2 chr01 65 153 0 chr01 157 309 1 chr01 313 309 0 chr01 317 469 1 chr01 473 557 0 I want to delete all rows with a 0 at column 4 chr01 13 61 2 chr01 157 309 1 chr01 ...

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How to delete row in csv file on date range?

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LEARN ABOUT DEBIAN

ifpps

ifpps(8)							netsniff-ng-toolkit							  ifpps(8)

NAME

       ifpps - fetch and format kernel network statistics

SYNOPSIS

       ifpps	 -d|--dev <netdev> [-t|--interval <sec>][-p|--promisc][-c|--term]
	    [-C|--csv][-H|--csv-tablehead][-l|--loop][-v|--version][-h|--help]

DESCRIPTION

       A tiny tool to provide top-like reliable networking statistics.	ifpps reads out the 'real' kernel statistics, so it does not give
       erroneous statistics on high I/O load.

OPTIONS

       ifpps --dev eth0
	   Fetch eth0 interface statistics.

       ifpps --dev eth0 --interval 60 --csv
	   Output eth0 interface statistics every minute in CSV format.

OPTIONS

       -h|--help
	   Print help text and lists all options.

       -v|--version
	   Print version.

       -d|--dev <netdev>
	   Device to fetch statistics for i.e., eth0.

       -p|--promisc
	   Put the device in promiscuous mode

       -t|--interval <time>
	   Refresh time in sec (default 1 sec)

       -c|--term
	   Output to terminal

       -C|--csv
	   Output in CSV format.  E.g. post-processing with Gnuplot et al.

       -H|--csv-tablehead
	   Print CSV table head.

       -l|--loop
	   Loop terminal output.

AUTHOR

       Written by Daniel Borkmann <daniel@netsniff-ng.org>

DOCUMENTATION

       Documentation by Emmanuel Roullit <emmanuel@netsniff-ng.org>

BUGS

       Please report bugs to <bugs@netsniff-ng.org>

								    2012-06-29								  ifpps(8)

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Delete first row of csv file

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delete a row in csv file based on the date

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