10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hi,
I came across one issue recently where output from one of the columns of the table from where i am creating input file has newline characters hence, record in the file is spread over multiple lines. Fields in the file are separated by pipe (|) delimiter. As header will never have newline... (4 Replies)
Discussion started by: Prathmesh
4 Replies
2. Shell Programming and Scripting
I am trying to remove each line in which $2 is FP or RFP. I believe the below will remove one instance but not both. Thank you :).
file
12
123 FP
11
10 RFP
awk
awk -F'\t' '
$2 != "FP"' file
desired output
12
11 (6 Replies)
Discussion started by: cmccabe
6 Replies
3. Shell Programming and Scripting
Hi,
I have a file content as below.
Table : PAYR
Displayed fields: 15 of 15 Fixed columns: 4 List width 0999... (4 Replies)
Discussion started by: shirdi
4 Replies
4. UNIX for Dummies Questions & Answers
I would like to use grep to select multiple lines from a text file using a single-column text file. Basically I want to only select lines from the first text file where the second column of the first text file matches the second text file. How do I go about doing that? Thanks! (5 Replies)
Discussion started by: evelibertine
5 Replies
5. Shell Programming and Scripting
Hi All
I have text file like this:
a=21ej
c=3tiu32
e=hydkehw
f=hgdiuw
g=jhdkj
a=klkjhvl
b=dlkjhyfd
a=yo
c=8732
Any way I can process data from first a to just before of second a, and then second a to just before of 3rd one.
Just fetching records like that will help, I mean... (3 Replies)
Discussion started by: sandipjee
3 Replies
6. UNIX for Dummies Questions & Answers
Hello,
I want to create a file whose content is multiple lines of strings.
The string has the following pattern:
aaaa/bbbb/A-B.txt
A is a variable ranges from A1 to A2
B is a variable ranges from B1 to B2
Any ideas?
Thanks. (17 Replies)
Discussion started by: vic005
17 Replies
7. Shell Programming and Scripting
Hi,
How to remove duplicate lines in the file.
a
------
b
c
24
23
a
----
c
b (4 Replies)
Discussion started by: sandy1028
4 Replies
8. UNIX for Dummies Questions & Answers
Hi,
I am using BASH. How can I remove any lines in a text file that are either blank or begin with a # (ie. comments)? Thanks in advance.
Mike (3 Replies)
Discussion started by: msb65
3 Replies
9. Shell Programming and Scripting
I am attempting to insert multiple lines of text into a specific place in a text file based on the lines above or below it.
For example, Here is a portion of a zone file.
IN NS ns1.domain.tld.
IN NS ns2.domain.tld.
IN ... (2 Replies)
Discussion started by: cdn_humbucker
2 Replies
10. Shell Programming and Scripting
Dear all,
I have a file which have let us say records from A-Z.
Now I want to remove multiple letter from this file using single command.. let us say I want to remove A,F,K,Y,U,P,B,S,D.
I can use grep -v command but for this case i need to rerun the file several time i wana avoid using... (3 Replies)
Discussion started by: jojo123
3 Replies