08-28-2008
to calculate total space using awk
awk '{space+=$7}END{print space}' >> "UsedDiskSpace_" $5 ".txt"
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1. Shell Programming and Scripting
awk '
FILENAME == "all" { balance += substr($0,17,13)
dt = substr($0,6,8) }
END { for ( name in balance )
printf("%013s %3s of %8s\n", balance/100,name,dt) | "sort "
} ' all > summation
using this code i wanted to take summary totals of... (3 Replies)
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2. Shell Programming and Scripting
Hey guys, maybe you can help me with this...
I want to read input.dat line by line, while doing a simple calculation between the second column value of the current line and the second column value of the next line (like a difference).
input is something like this:
0 3.945757
1 ... (1 Reply)
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3. Shell Programming and Scripting
I would like to extract a number from $0 and calculate if it can be devided by 25. Though the number can also be less then 25 or bigger than 100. How do i extract the number and how can the integer be calculated?
String:
"all_results">39</span>I am looking for the number between "all_results"> ... (5 Replies)
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4. Shell Programming and Scripting
Hi All,
IS there any 'awk' way to manipulate following data?
Fruit Date Count
Apple 20/08/2011 5
Apple 27/08/2011 7
Apple 05/09/2011 11
Apple 12/09/2011 3
Apple 19/09/2011 25
.
.
.
.
Orange 20/08/2011 9
Orange 27/08/2011 20
Orange 27/08/2011 7
Orange 05/09/2011 15
Orange... (3 Replies)
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5. Shell Programming and Scripting
Hi All,
I have the following time stamp data in 2 columns
Date TimeStamp(also with milliseconds)
05/23/2012 08:30:11.250
05/23/2012 08:30:15.500
05/23/2012 08:31.15.500
.
.
etc
From this data I need the following output.
0.00( row1-row1 in seconds)
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6. Shell Programming and Scripting
I need to find the average from a file like:
data => BW:123 M:30 RTD:0 1 0 1 0 0 1 1 1 1 0 0 1 1 0'
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data => BW:123 N:30 RTD:0 1 0 1 0 0 1 1 1 1 0 0 1 1 0'
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7. Shell Programming and Scripting
Hi all,
I am attempting to calculate a running variance for a file containing a column of numbers. I am using the formula variance=sum((x-mean(x))^2)/(n-1), where x is the value on the current row, and mean(x) is the average of all of the values up until that row. n represents the total number... (1 Reply)
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Hi,
I have a similar input format-
A_1 2
B_0 4
A_1 1
B_2 5
A_4 1
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letter number_of_letters... (5 Replies)
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9. Shell Programming and Scripting
I have a one-liner script like this that gives a total of everything in various directories:
for i in *;
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10. UNIX for Beginners Questions & Answers
Hello,
I came across a previous thread "awk-calculating-simple-correlation-rows" which calculated correlations across rows in awk.
Code:
awk '{
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LEARN ABOUT REDHAT
tzselect
TZSELECT(8) System Manager's Manual TZSELECT(8)
NAME
tzselect - select a time zone
SYNOPSIS
tzselect
DESCRIPTION
The tzselect program asks the user for information about the current location, and outputs the resulting time zone description to standard
output. The output is suitable as a value for the TZ environment variable.
All interaction with the user is done via standard input and standard error.
ENVIRONMENT VARIABLES
AWK Name of a Posix-compliant awk program (default: awk).
TZDIR Name of the directory containing time zone data files (default: /usr/local/etc/zoneinfo).
FILES
TZDIR/iso3166.tab
Table of ISO 3166 2-letter country codes and country names.
TZDIR/zone.tab
Table of country codes, latitude and longitude, TZ values, and descriptive comments.
TZDIR/TZ
Time zone data file for time zone TZ.
EXIT STATUS
The exit status is zero if a time zone was successfully obtained from the user, nonzero otherwise.
SEE ALSO
newctime(3), tzfile(5), zdump(8), zic(8)
TZSELECT(8)