8 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I am looking for help in processing of those options: '-n' or '-p'
I understand what they do and how to use them.
But, I would like to use them with more than one file (and without any shell-loop; loading the 'perl' once.)
I did try it and -n works on 2 files.
Question is:
- is it possible to... (6 Replies)
Discussion started by: alex_5161
6 Replies
2. Shell Programming and Scripting
Sed command to replace a line in a file using line number from the output of a pipe.
Is it possible to replace a whole line piped from someother command into a file at paritcular line...
here is some basic execution flow..
the line number is 412
lineNo=412
Now i have a line... (1 Reply)
Discussion started by: vivek d r
1 Replies
3. UNIX for Dummies Questions & Answers
Hi all,
How can i display the middle line of a file using a single line command? (6 Replies)
Discussion started by: Lakme Pemmaiah
6 Replies
4. Shell Programming and Scripting
my requirement is,
consider a file output
cat output
blah sdjfhjkd jsdfhjksdh
sdfs 23423 sdfsdf sdf"sdfsdf"sdfsdf"""""dsf
hellow there
this doesnt look good
et cetc etc
etcetera
i want to replace a line of line number 4 ("this doesnt look good") with some other line
... (3 Replies)
Discussion started by: vivek d r
3 Replies
5. Shell Programming and Scripting
Hi,
I have to get some value of the from a flat file and my file format is like this.
ABC
DEF
HIJ=1
XYZ
xyz
HIJ=2
So i need to make sure i get all the value of HIJ under XYZ and not ABC. (4 Replies)
Discussion started by: nidhink
4 Replies
6. Shell Programming and Scripting
Hey,
I'm working on a file traversal and extraction function and am having problems.
So, my script is finding all files in a directory. Each file has the same format. I need to extract a field from the 4th line of each file..... hence why I am using the substring on NR == 4. So, I am... (11 Replies)
Discussion started by: beefeater267
11 Replies
7. UNIX for Advanced & Expert Users
Hi friends,
I was trying to traverse a file using FTS(3) . this is the code below.. but I am getting segmentation error in the line fts_read(...) ,
anybody have any idea , why it is?
Please, help me. Thanks in advance.... (2 Replies)
Discussion started by: jack85
2 Replies
8. Shell Programming and Scripting
I almost have the entire script written. however the problem is how would i assign the global variable to terminate the process from the bottom up to ensure the child terminates so the parent can.
ex. I am proccess 1
I am proccess 2
etc
Here is the code
$ cat tree.c
... (3 Replies)
Discussion started by: slurpeyatari
3 Replies