10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
My file (the output of an experiment) starts off looking like this,
_____________________________________________________________
Subjects incorporated to date: 001
Data file started on machine PKSHS260-05CP
**********************************************************************
Subject 1,... (9 Replies)
Discussion started by: samonl
9 Replies
2. Shell Programming and Scripting
I have file in which the data looks like this,
01,0000000,xxxxxxx/
02,xxxxxxxx,yyyyyy/
03,test1,41203016,,/
01,0000000,xxxxxxx/
02,xxxxxxxx,yyyyyy/ ... (16 Replies)
Discussion started by: r@v!7*7@
16 Replies
3. UNIX for Dummies Questions & Answers
I have a large file and many lines are duplicated. I'm trying to delete lines with every second occurrence of a pattern. Did tried searching similar question but no luck.
I can delete all lines matching pattern with :g/pattern/d but don't want to lose data.
Sample pattern to delete... (6 Replies)
Discussion started by: homer4all
6 Replies
4. UNIX for Dummies Questions & Answers
Hi,
I couldn't figure how to extract until last occurence of a character.
I have the string ./dir1/file1/abc.sh
The output should be /dir1/file1
So, the command should display the path until last occurence of "/".
Thanks. (3 Replies)
Discussion started by: rajivn786
3 Replies
5. Shell Programming and Scripting
Hello people,
Once more I need your help with SED/AWK
I need to delete up to the Nth occurence of a char (from the beggining) and until the Mth occurence of a char (from the end)
Example:
Input:
a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z
Output:
i,j
Must delete up to the... (2 Replies)
Discussion started by: drbiloukos
2 Replies
6. UNIX for Dummies Questions & Answers
can you please tell me
(1) how to delete 1st and 3rd line only from a file.
(2) How to delete last 4 lines in a file that has 2 blank lines out of last 4 lines.
Thank you. (2 Replies)
Discussion started by: Ariean
2 Replies
7. UNIX for Dummies Questions & Answers
Hi guys,
I like to find the Line number of Nth Occurence of a Search string in a file.
If possible, if it will land the cursor to that particualar line will be great.
Cheers!! (3 Replies)
Discussion started by: mac4rfree
3 Replies
8. Shell Programming and Scripting
Hi
My input file is like this for eg:
abc abc abc abc abc abc
i would like to replace "abc" with "cba" where the occurrence is divisible by 2
of eg here 2nd, 4th and 6th occurence shud be replace
can anyone suggest in awk or sed (11 Replies)
Discussion started by: raghav288
11 Replies
9. Shell Programming and Scripting
hi all
i want to delete a line upto a particular character. here is example.
cp cms/images/wifi-zone.png
i want to delete the line till . (cp cms/images/wifi-zone.) so the output wud be "png" only
how can i do it?
also please note down that dot (.) can also occur multiple... (12 Replies)
Discussion started by: kashifv
12 Replies
10. Shell Programming and Scripting
Hello All,
How to replace a string in nth line of a file using sed or awk.
For Ex: test.txt
Line 1 : TEST1 TEST2 TEST3
Line 2 : TEST1 TEST2 TEST3 TEST4
Line 3 : TEST1 TEST2 TEST3 TEST5
Line 4 : TEST1 TEST2 TEST3 TEST6
Line 5 : TEST1 TEST2 TEST3 TEST7
i want to go to 4th line of a... (1 Reply)
Discussion started by: maxmave
1 Replies