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Inside File 1.txt is a line for input
Inside file File2.txt, is a name of Files ( File A, File B, File C)

Logic is to insert every line File1.txt, into File A, B, C by replacing line 2 . Each of...

Guru,
I try to make a loop of 2 files,
Input
File1.txt:
1
2
File2.txt:
A
B
C

A, B and C is a file name, inside A
X
Y
Z

Expected Output
A.1

X

@tarun : Thanks, it works !!
@ahamed : it seems the command did not write the data, but the columns no.. thanks anyway

that post was another case,
would it be possible to find the solution in awk,
I am totally new-by in perl, .. :wall:

Hi experts,
I want to multiply certain columns to variable,
data :
1 2 3 4 5 6 7 8 9
result with var = 2 for column 3,6,9 ... (every columns which can be divided to 3):
1 2 6 4 5 12 7 8 18
I...

Working Perfectly. Thanks !!

The above commands did not delete the 3,6,9,.. etc columns, but print the 3,6,9.. columns.

Hi experts,
I have a file, where inside this file contains multiple columns (up to 2000 columns):

0.05 0.54 2.02 0.21 1.39 2.92 0.31 1.75 3.34

I want to delete column 3,6,9,12,15,18,21... etc ...

Fantastic. Problem solved.
Thanks.

I am using : #!/bin/sh
Probably I did not explain clearly. Sorry.
In file directory.txt (sorry, previously, I did not put .txt)
A
B
So far I haven`t succed yet.

Why I got this error : Syntax error: "(" unexpected

Hi experts,
I am totally stuck with this.
I run a looping "for" command for multiple directories, manually, I have done this :

vfor dir in A B; do
cp -p $dir/X.txt X-${dir}.txt
done[/CODE]...

Working perfectly. Thank you very much.

Hi experts,
I need to do a mathematical calculation between each data in 3 different files. Output is using formula (A11+B11)/(1+C11).

INPUT :

File A.txt
A11 A12
A21 A22

File B.txt...

Working like a charm..
I wonder about the meaning of this command. I really want to learn.

The script succeed to copy into File3.txt , but the multiplying number (based on variable File2.txt) is not correct. In above case, I try using "3", and it is perfectly working. But when I change the...

Hello,
I wonder if it my problem can be solved. Inside File1.txt, there are 3 columns. Inside File 2.txt, contain certain variable(in this case, only "3"). So I want to : (copy File 1 x Variable in...

@ rdcwayx : Thanks a million. Your solution working perfectly.

@ alister, cgkmal : Thanks for showing other way. Now I should learn more. Thanks you.

@ pravin27 : Your script makes an...

The file is just like it is.
Indeed there is no space, just continuously no.

The original data has the same start line no. (when I check in notepad),
For example,
the resulting 1st coulomb...

Hi,

I search all forum, but I can not find solutions of my problem :(
I have multiple files (5000 files), inside there is this data :

FILE 1:
1195.921 -898.995 0.750312E-02-0.497526E-02...