03-26-2014
Thanks a lot. Could you please explain logic as well?
print is not used here then how come it is printing whole line? What if i want to print specific columns only?
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi...
i just want to write a script for the follwing command "display status" and the normal output is...
AN100> display status
12.13.2006 12:03:25 AN-2000-1 CC NOT PRESENT 16.50.80.49
status: Status for PACKET GLI A in the TOP / LEFT shelf of frame 0:
status: The current active LAN is... (5 Replies)
Discussion started by: gini
5 Replies
2. Shell Programming and Scripting
Hi all;
I'm stuck with this simple awk script,i need to group the lines which the position of 28 length 3 that contains "688" into 1 group and other than "688" into another group. My problem is the script only read other than "688" and ignores the lines which contains "688".
The file look... (2 Replies)
Discussion started by: ashikin_8119
2 Replies
3. Shell Programming and Scripting
Hi Guys,
I just wanted to print all the lines execpt 1st and 3rd line. For that i wrote a awk command,
awk 'NR != 1 || NR != 3 {print $0}' c.out
the command is working if i give an equal to instead of not equal to.
In the case of not equal to, it gives me the entire file.
Can you... (18 Replies)
Discussion started by: mac4rfree
18 Replies
4. Shell Programming and Scripting
Hi, I need little help with awk's if condition statement. I have following code:
$ ssh myRemotehost 'ps ww -fu tomcat ' | awk ' { if ($1 == "tomcat") print "tomcat (pid " $2 ") is running... "; else print "tomcat stopped or dead" }'
Prints:
tomcat stopped or dead
tomcat (pid 12345) is... (6 Replies)
Discussion started by: davidtd
6 Replies
5. Shell Programming and Scripting
Hello experts,
I'm stuck with this script for three days now. Here's what i need.
I need to split a large delimited (,) file into 2 files based on the value present in the last field.
Samp: Something.csv
bca,adc,asdf,123,12C
bca,adc,asdf,123,13C
def,adc,asdf,123,12A
I need this split... (6 Replies)
Discussion started by: shell_boy23
6 Replies
6. Shell Programming and Scripting
Hi Friends,
I have an input file like this
cat input
chr1 100 200 1 2
chr1 120 130 na 1
chr1 140 160 1 na
chr1 170 180 na na
chr1 190 220 0 0
chr1 220 230 nd 1
chr2 330 400 1 nd
chr2 410 450 nd nd
chr3 500 700 1 1
I want to calculate the division of 4th and 5th columns. But, if... (3 Replies)
Discussion started by: jacobs.smith
3 Replies
7. Shell Programming and Scripting
Hi Gurus,
one of my current script, there is awk statement as below:
awk '{a=a?a" "$3:$3}END{for (i in a) print i,a}'
I don't understand what's "{a=a?a" "$3:$3}" mean?
can anybody give me a brief explaination.
thanks in advance. (3 Replies)
Discussion started by: ken6503
3 Replies
8. Shell Programming and Scripting
Hi All,
I have the below Input:
1 700 1200 400 1300
2 2000 1000 2000 1500 600
3 1400 200 1000 1000 1200
4 1300 500 600 200
I want to modify the field 5 and field 4 as below.
If value in field 5 is null then value of field 4 should be in field 5. and then the value of... (12 Replies)
Discussion started by: am24
12 Replies
9. Shell Programming and Scripting
Hello All,
I have developed a script which selects a particular filed from a file ,trims it,searches for a particular pattern and then mail it when found.
cat test_file.txt |sed -n '5,$p'|sed -e 's/ //g'|awk -F'|' '{if ($4 !="Alive") print $1,$2,$3,$4}' >> proc_not_alive.txt
It is... (4 Replies)
Discussion started by: karthik adiga
4 Replies
10. UNIX for Beginners Questions & Answers
Hi All,
Would you guys help me?
I have a file that consists of several unstructured fields. in this file I will take the code field and count_berry field.
but the position of the count_berry field is always changing.the column for code is always structured, which is found in column 6
I have... (4 Replies)
Discussion started by: kivale
4 Replies
LEARN ABOUT DEBIAN
getcol
getcol(1) General Commands Manual getcol(1)
Name
getcol - Extract specified columns from an ASCII table file
Synopsis
getcol [-amv][-n num][-r lines][-s num] filename [column number range]
Description
Extract specified columns from an ASCII table file
Options
filename
Name of a ASCII table file. At least one of these must be present for any values to be printed. If it is stdin or STDIN, an ASCII
table is expected as standard input. If there is no input file, standard input is assumed.
@filename
Name of a file containing a list of ASCII table files. If this is present, any other file names on the command line will be
ignored.
field range
Print value of these columns for the number of lines of the table specified by the -n argument after the skippiing the number of
lines specified by the -s argument. A value of 0 causes the entire input line to be printed.
-a Sum all numeric columns selected, printing the sum on the line following the result. Columns with no sum are filled with ___.
(Added in version 2.6.9)
-b Input is bar-separate table file
-c Add count of number of lines in each column at end
-d <number>
Number of decimal places in f.p. output
-e Compute medians of selected columns
-f Print range of values in selected columns
-h Print Starbase tab table header
-i Input is tab-separate table file
-k Print number of columns on first line
-l <number>
Number of lines to add to each line
-m Compute the means of all numeric columns selected, printing the mean on the line following the result (or the line following the sum
if -a is used). Columns with no mean are filled with ___. (Added in version 2.6.9)
-n num Print selected columns for this many lines. If not specified, all lines will be read after the number of lines specified by -s have
been skipped.
-o OR conditions insted of ANDing them
-p Print only sum, mmean, sigma, median, or range, not entries
-r @listfile
-r line range Print columns from the lines specified as either the first nonzero number on each line of the file listfile or the
comma- and hyphen- delimitied range; i.e. 1-5,10-12 will print values from lines 1, 2, 3, 4, 5, 10, 11, and 12. (added in version
2.6.12)
-s num Skip this many line before starting to print values. If not specified, no lines will be skipped.
-t Starbase (tab-separated) table output
-v Print more information about process.
Web Page
http://tdc-www.harvard.edu/software/wcstools/getcol.html
Author
Doug Mink, SAO (dmink@cfa.harvard.edu)
8 November 2001 WCSTools getcol(1)