10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hi,
I have a file with list of items:
a
b
c
I would like to run a 1-liner (awk/perl) to duplicate and change the value of the existing column, i.e.:
a a
b b
c c
I can duplicate with awk: awk '{print $1 " " $1 }'
but couldn't figure out how to do the character change, your help is... (5 Replies)
Discussion started by: yan1
5 Replies
2. Shell Programming and Scripting
Dear folks
I have a map file of around 54K lines and some of the values in the second column have the same value and I want to find them and delete all of the same values. I looked over duplicate commands but my case is not to keep one of the duplicate values. I want to remove all of the same... (4 Replies)
Discussion started by: sajmar
4 Replies
3. Shell Programming and Scripting
I have a script that builds a database ~30 million lines, ~3.7 GB .cvs file. After multiple optimzations It takes about 62 min to bring in and parse all the files and used to take 10 min to remove duplicates until I was requested to add another column. I am using the highly optimized awk code:
awk... (34 Replies)
Discussion started by: Michael Stora
34 Replies
4. Shell Programming and Scripting
Hi,
I have a similar input format-
A_1 2
B_0 4
A_1 1
B_2 5
A_4 1
and looking to print in this output format with headers. can you suggest in awk?awk because i am doing some pattern matching from parent file to print column 1 of my input using awk already.Thanks!
letter number_of_letters... (5 Replies)
Discussion started by: prashob123
5 Replies
5. Shell Programming and Scripting
Input file
Q6GZV8 AY548484>AAT09676.1>YP_031595.1>2947737>CLSP2512393
P0C9E9 AY261366
P0C9K3 AY261361>IPR004848>PF01639
P0C9I4 AY261363>IPR004848
Desired output file
Q6GZV8 AY548484
Q6GZV8 AAT09676.1
Q6GZV8 YP_031595.1
Q6GZV8 2947737
Q6GZV8 CLSP2512393
P0C9E9 AY261366... (3 Replies)
Discussion started by: perl_beginner
3 Replies
6. Shell Programming and Scripting
I need to take one column of data and put it into the following format:
1st line,2nd line
3rd line,4th line
5th line,6th line
...
Thanks! (6 Replies)
Discussion started by: batcho
6 Replies
7. UNIX for Dummies Questions & Answers
Hi !
I have a "|" delimited file:
field 1|field2|field3|field4
AAA|BBB|CCC|DDD
EEE|FFF|GGG|HHH
Using awk, I need to duplicate the 2nd column and print it into a 5th new column, like that:
output:
field 1|field2|field3|field4|field 2
AAA|BBB|CCC|DDD|BBB
EEE|FFF|GGG|HHH|FFF
Thanks... (1 Reply)
Discussion started by: lucasvs
1 Replies
8. Shell Programming and Scripting
I have some tab delimited data and I need to duplicate the second column. It seems like I should just be able to do something simple in awk like,
awk '{ print $1, $2, $2, $3 }'
(the second field is the one that needs to be duplicated)
but I'm not sure how to print from $3 to the end of the... (3 Replies)
Discussion started by: LMHmedchem
3 Replies
9. Shell Programming and Scripting
Dear experts,
How to generate the result listed below ?
Input file:
col1col2col3Aname1size1Aname2size2Aname3size1Bname4size3Bname5size5Cname6size8Cname7size6Cname8size9Cname9size11Cname10size16
What I want is:
Aname1, size1name2, size2name3, size1Bname4,size3name5, size5Cname6,... (1 Reply)
Discussion started by: tojzz
1 Replies
10. Shell Programming and Scripting
My input file:
AVI.out <detail>named as the RRM .</detail>
AVI.out <detail>Contains 1 RRM .</detail>
AR0.out <detail>named as the tellurite-resistance.</detail>
AWG.out <detail>Contains 2 HTH .</detail>
ADV.out <detail>named as the DENR family.</detail>
ADV.out ... (10 Replies)
Discussion started by: patrick87
10 Replies
