what is meant by "First time process" and "Second time process" ?
I will try out & comment here quicky ASAP b'coz there is a problem in my machine.
---------- Post updated at 08:05 PM ---------- Previous update was at 07:52 PM ----------
Quote:
Originally Posted by alister
A single-pass version (increased ram requirement since all lines of the file are stored for END use):
Code:
awk '{a[NR]=$0; a[NR,"k"]=$1; k[$1]++} END {for (i=1; i<=NR; i++) if (k[a[i,"k"]] > 1) print a[i]}' data
Regards,
Alister
Can u explain what's the code is doing?
---------- Post updated 06-28-10 at 02:16 PM ---------- Previous update was 06-27-10 at 08:05 PM ----------
Quote:
Originally Posted by guruprasadpr
Hi
First time, when the file is processed, it takes the count of 1st column duplicates. Second time, when it is processed, it starts printing those lines which has count more than 1.
btw, did it work?
Guru.
It worked ! thanks...But i need to find the count of it's occurence
Code:
awk ' { per[$1] += 1}
END { for (i in per)
print i, per[i] } ' dupli.txt > dupli_count.txt
in the above code i need to print the Total count as "Sum=????" (i need to count 2nd column.)
Last edited by Scott; 06-28-2010 at 05:47 AM..
Reason: Code tags, please...
Hi,
i have text file with ~ seperated columns. it is very huge size of file,
in the file sompulsary supposed to has 20 columns with ~ seperated.
so how can i find if the file has 20 column in the all rows...?
Sample file:
APA+VU~10~~~~~03~101~101~~~APA.N O 20081017 120.00... (1 Reply)
Hi,
How to output the duplicate record to another file. We say the record is duplicate based on a column whose position is from 2 and its length is 11 characters.
The file is a fixed width file.
ex of Record:
DTYU12333567opert tjhi kkklTRG9012
The data in bold is the key on which... (1 Reply)
Given a file such as this I need to remove the duplicates.
00060011 PAUL BOWSTEIN ad_waq3_921_20100826_010517.txt
00060011 PAUL BOWSTEIN ad_waq3_921_20100827_010528.txt
0624-01 RUT CORPORATION ad_sade3_10_20100827_010528.txt
0624-01 RUT CORPORATION ... (13 Replies)
Hi Unix gurus,
Maybe it is too much to ask for but please take a moment and help me out. A very humble request to you gurus. I'm new to Unix and I have started learning Unix. I have this project which is way to advanced for me.
File format: CSV file
File has four columns with no header... (8 Replies)
Suppose I have a file containing :-
1 Apple $50
2 Orange $30
3 Banana $10
4 Guava $25
5 Pine@apple $12
6 Strawberry $21
7 Grapes $12
In the 5th row, @ character inserted. I want through sort command or by any other way this row should either on top or bottom.
By sort command garbage... (1 Reply)
Hi,
I have a file (sorted by sort) with 8 tab delimited columns. The first column contains duplicated fields and I need to merge all these identical lines.
My input file:
comp100002 aaa bbb ccc ddd eee fff ggg
comp100003 aba aba aba aba aba aba aba
comp100003 fff fff fff fff fff fff fff... (5 Replies)
with below given format,
I have been trying to find out all IDs for those entries with duplicate names in 2nd and 3rd columns and their count like how many time duplication happened for any name if any,
0.237788 Aaban Aahva
0.291066 Aabheer Aahlaad
0.845814 Aabid Aahan
0.152208 Aadam... (6 Replies)
Hi Experts,
Please bear with me, i need help
I am learning AWk and stuck up in one issue.
First point : I want to sum up column value for column 7, 9, 11,13 and column15 if rows in column 5 are duplicates.No action to be taken for rows where value in column 5 is unique.
Second point : For... (1 Reply)
Hello All,
This is a noob question. I tried searching for the answer but the answer found did not help me .
I have a file that can have duplicates.
100
200
300
400
100
150
the number 100 is duplicated twice. I want to find the duplicate along with the line number.
expected... (4 Replies)
Discussion started by: vatigers
4 Replies
LEARN ABOUT CENTOS
grub-render-label
GRUB-RENDER-LABEL(1) User Commands GRUB-RENDER-LABEL(1)NAME
grub-render-label - generate a .disk_label for Apple Macs.
SYNOPSIS
grub-render-label [OPTION...] [OPTIONS]
DESCRIPTION
Render Apple .disk_label.
-b, --bgcolor=COLOR
use COLOR for background
-c, --color=COLOR
use COLOR for text
-f, --font=FILE
use FILE as font (PF2).
-i, --input=FILE
read text from FILE.
-o, --output=FILE
set output filename. Default is STDOUT
-t, --text=STRING
set the label to render
-v, --verbose
print verbose messages.
-?, --help
give this help list
--usage
give a short usage message
-V, --version
print program version
Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.
REPORTING BUGS
Report bugs to <bug-grub@gnu.org>.
SEE ALSO
The full documentation for grub-render-label is maintained as a Texinfo manual. If the info and grub-render-label programs are properly
installed at your site, the command
info grub-render-label
should give you access to the complete manual.
grub-render-label (GRUB) 2.02-2ubuntu8.3 July 2018 GRUB-RENDER-LABEL(1)