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Top Forums Shell Programming and Scripting Script to find the average of a given column and also for specified number of rows? Post 302393856 by danmero on Tuesday 9th of February 2010 11:36:47 PM
Old 02-10-2010
Code:
awk 'NR>1{a[$1]++;b[$1]+=$2}END{for(i in a)printf "%s,%d,%.2f\n",i,a[i],(b[i]/a[i])}' infile

For anything else please post on special homework subforum.

Last edited by danmero; 02-10-2010 at 12:55 AM..
 

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httppower(8)							     powerman							      httppower(8)

NAME
httppower - communicate with HTTP based power distribution units SYNOPSIS
httppower [--url URL] DESCRIPTION
httppower is a helper program for powerman which enables it to communicate with HTTP based power distribution units. It is run interac- tively by the powerman daemon. OPTIONS
-u, --url URL Set the base URL. INTERACTIVE COMMANDS
The following commands are accepted at the httppower> prompt: auth user:pass Authenticate to the base URL with specified user and password, using ``basic'' HTTP authentication which sends the user and password over the network in plain text. seturl URL Set the base URL. Overrides the command line option. get [URL-suffix] Send an HTTP GET to the base URL with the optional URL-suffix appended. post [URL-suffix] key=val[&key=val]... Send an HTTP POST to the base URL with the optional URL-suffix appended, and key-value pairs as argument. FILES
/usr/sbin/httppower /etc/powerman/powerman.conf ORIGIN
PowerMan was originally developed by Andrew Uselton on LLNL's Linux clusters. This software is open source and distributed under the terms of the GNU GPL. SEE ALSO
powerman(1), powermand(8), httppower(8), plmpower(8), vpcd(8), powerman.conf(5), powerman.dev(5), powerman-devices(7). http://sourceforge.net/projects/powerman powerman-2.3.5 2009-02-09 httppower(8)
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