10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I have a shell script which has a for loop that scans list of files and do find and replace few variables using sed command. While doing this, it deletes the last line of all input file which is something wrong. how to fix this. please suggest. When i add an empty line in all my input file,... (5 Replies)
Discussion started by: rbalaj16
5 Replies
2. UNIX for Beginners Questions & Answers
PGW|PGW_CDR_|2017-06-23 141946|2017-07-17 131633|2017-08-21
PGW|PGW_CDR_|2017-06-23 141946|2017-07-17 131633|2017-08-21
PGW|PGW_CDR_|2017-06-23 141946|2017-07-17 131633|2017-08-21
PGW|PGW_CDR_|2017-06-23 141946|2017-07-17 131633|2017-08-21
PGW|PGW_CDR_|2017-06-23 141946|2017-07-17... (6 Replies)
Discussion started by: swathi reddy1
6 Replies
3. Shell Programming and Scripting
Hi all,
I ahve a program which has to delete a line in a file... if i run the sed command through shell prompt it works fine. But if run it using code its throwing error. May i know where i am doing wrong.
the file has 3 lines
# cat /root/.ssh/known_hosts... (4 Replies)
Discussion started by: vivek d r
4 Replies
4. Shell Programming and Scripting
file 1
abcde,dfgdfg,sdfds
sdfsd,sdfd,sdfg,sdfs
dwfds,sdfgdfg,sdfsdf
file2
1
3
i need to delete the line numbers file 1 based on file2
i have taken in loop file 1 and
i cant able to delete that line number in file 1
Plz help (4 Replies)
Discussion started by: ragu.selvaraj
4 Replies
5. UNIX for Dummies Questions & Answers
Hi
I have a file:
r58778.3|SOURCES={KEY=f665931a...,fw,221-705}|ERRORS={16_1:T,30_1:T,56_1:C,57_1:T,59_1:A,101_1:A,115:-,158_1:C,186_1:A,204:-,271_1:T,305:-,350_1:C,368_1:G,442_1:C,472_1:G,477_1:A}|SOURCE_1="Contig_1092402550638"(f665931a359e36cea0976db191ff60ff09cc816e)
I want to retain... (15 Replies)
Discussion started by: Alyaa
15 Replies
6. Shell Programming and Scripting
Hi all,
I have a huge file(size more that 5GB).
I want to do some manupulation with the records and write to another file.
As the size of the file is huge and there is a space constraint in that directory, I want to delete that record from first file after writing it in to second file.... (3 Replies)
Discussion started by: gani_85
3 Replies
7. UNIX for Dummies Questions & Answers
Hi All,
I have too many .gz files (test.gz).
Task is to remove first line of each file.
Can I do it without unzipping the files?
Your help is appreciated. (4 Replies)
Discussion started by: Chulamakuri
4 Replies
8. Shell Programming and Scripting
Hi
Is it possible to do the following in a single command
/usr/xpg4/bin/sed -e '/rows selected/d' /aemu/CALLAUTO/callauto.txt > /aemu/CALLAUTO/callautonew.txt
/usr/xpg4/bin/sed -e '/^$/d' /aemu/CALLAUTO/callautonew.txt > /aemu/CALLAUTO/callauto_new.txt
exit (1 Reply)
Discussion started by: aemunathan
1 Replies
9. UNIX for Dummies Questions & Answers
Hi,
I want to delete a line in a file that contains a string. I tried:
grep -v "mystring" Myfile > Myfile
But this makes the Myfile empty. I read that I need to do something like:
grep -v "mystring" Myfile > Myfile.new
rm Myfile
mv Myfile.new Myfile
Is there a way to avoid creating a... (2 Replies)
Discussion started by: laiko
2 Replies
10. Shell Programming and Scripting
hallo..i work in c-shell and i want to delete the content of a file without deleting the file itself...commands like
>filename or
echo -n > filename
didn't work....thanks in advance (2 Replies)
Discussion started by: tolkki
2 Replies