10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
hi
I have 2 file with more than 10 columns for both
1st file
apple,0,0,0......
orange,1,2,3.....
mango,2,4,5.....
2nd file
apple,2,3,4,5,6,7...
orange,2,3,4,5,6,8...
watermerlon,2,3,4,5,6,abc...
mango,5,6,7,4,6,def.... (1 Reply)
Discussion started by: tententen
1 Replies
2. Shell Programming and Scripting
Hello,
I have to fish out some specific columns from a file based on the header value. I have the list of columns I need in a different file. I thought I could read in the list of headers I need,
# file with header names of required columns in required order
headers_file=$2
# read contents... (11 Replies)
Discussion started by: LMHmedchem
11 Replies
3. Shell Programming and Scripting
Hi friends,
I have one file like below. (.csv type)
SNo,data1,data2
1,1,2
2,2,3
3,3,2
and another file like below.
Exclude
data1
where Exclude should be treated as column name in file2.
I want the output shown below.
SNo,data2
1,2
2,3
3,2
Where my data1 column got removed from... (2 Replies)
Discussion started by: ks_reddy
2 Replies
4. Shell Programming and Scripting
Hi All,
I have to match each row in file 1 with 1st row in file 2 and print the corresponding column from file2. I am trying to use an awk script to do this. For example
cat File1
X1
X3
X4
cat File2
ID X1 X2 X3 X4
A 1 6 2 1
B 2 7 3 3
C 3 8 4 1
D 4 9 1 1 (3 Replies)
Discussion started by: newpro
3 Replies
5. Shell Programming and Scripting
Hi friends,
My file is like:
Second file is :
I need to print the rows present in file one, but in order present in second file....I used
while read gh;do
awk ' $1=="' $gh'" {print >> FILENAME"output"} ' cat listoffirstfile
done < secondfile
but the output I am... (14 Replies)
Discussion started by: CAch
14 Replies
6. UNIX for Dummies Questions & Answers
Dear All,
I am having trouble obtaining the 3 outfiles (as shown below) from a single input file.
Could you please help??
INPUT:
filename
a b c
1 4 2
3 3 2
4 2 7
OUTPUT:
outfile1 (a.dat)
1 (2 Replies)
Discussion started by: chen.xiao.po
2 Replies
7. Shell Programming and Scripting
Hi,
I have two files. 1st file has 1 column (huge file containing ~19200000 lines) and 2nd file has 2 columns (small file containing ~6000 lines).
#################################
huge_file.txt
a
a
ab
b
##################################
small_file.txt
a 1.5
b 2.5
ab ... (4 Replies)
Discussion started by: AshwaniSharma09
4 Replies
8. Shell Programming and Scripting
This should follow with my last post but I think it's better to start a new one. Now I have a list of numbers stored in pos.txt:
2
6
7
.
.
.
n
.
.
.
And I need to extract (2n-1, 2n) columns from matrix.txt:
ind1 A B C D E F G H I J K L M N O P Q R ...
ind2 B C D E F G H... (3 Replies)
Discussion started by: Zoho
3 Replies
9. UNIX for Dummies Questions & Answers
using OS X and the Terminal, I'd like to find all locked files in a specified directory, unlock them, and print a list of those files that were unlocked
how can I do this?
I'm familiar with chflags nouchg for unlocking one file but not familiar with unix enough to do what I'd like.
Thanks! (0 Replies)
Discussion started by: alternapop
0 Replies
10. Shell Programming and Scripting
Hi All,
I have a table with 10 columns. Some columns(2nd,4th,5th,7th,8th and 10th) are Not Null columns. I'll get a tab-delimited file and want to check col by col and generate seperate error code for each col eg:102 if 2nd col value is NULL and 104 if 4th col value is NULL so on... I am a... (7 Replies)
Discussion started by: Mandab
7 Replies