10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
BASH Gurus: Anyone know how to append continuous output command appending to a file, but limit that file to no more than 20 lines? The program I have running is simply monitoring my UDP port 53 for incoming packets endlessly. I just need to keep this file from going over 20 lines. Once the file... (3 Replies)
Discussion started by: scorpius2k1
3 Replies
2. Shell Programming and Scripting
Hi
I need to egrep patterns in a file and limit number of matches to print for each matched pattern.
-m10 option is not working out in my sun solaris 5.10
Please guide me the options to achieve.
if i do head -10 , i wont be getting all pattern match results as output since for a... (10 Replies)
Discussion started by: ananan
10 Replies
3. Shell Programming and Scripting
Hello everyone,
I have thought about this for quite some time and know what I want to do but am having some trouble at it. I have a text file filled with numbers like this, there are more in the file obviously. Each number is separated by a space.
1 3 2 4 5
1 -1 1 0 -1 5The idea is... (7 Replies)
Discussion started by: tastybrownies
7 Replies
4. UNIX for Dummies Questions & Answers
In my old shop, we only had AIX machines there (all of version 6.1 ). FTP ports were not open for these AIX machines because of some security thing. So, we can't ftp scripts in ASCII mode.
When we wanted to copy huge scripts (shell scripts, sql scripts , ..etc) from our Windows based laptop... (6 Replies)
Discussion started by: kraljic
6 Replies
5. Shell Programming and Scripting
Hi all,
I jut use a loop to read lines from the user and redirect it to a file.
echo "Enter the line"
while read -r LINE
do
echo $LINE >> FILE
if ;then
break
fi
done
input
app... (1 Reply)
Discussion started by: Ananthdoss
1 Replies
6. Shell Programming and Scripting
Hi Experts,
I am tryin to read a file and while doing so i need to skip the lines which start with a hash (#) char.
I thought of using a goto command but a lot of guys on this site say its not the good way to program. Moreover I am using a ksh shell which deos not support goto command.
... (4 Replies)
Discussion started by: bankimmehta
4 Replies
7. Shell Programming and Scripting
I am trying to search a file for a value: "Top 30 reject reasons" and want the next 30 lines after that and output in a text file.
If I knew the line number, I can use a combination of head and tail commands to get my results, but this doesn't seem to work when I don't have a line number.
I... (2 Replies)
Discussion started by: oriqin
2 Replies
8. Shell Programming and Scripting
I have a file with a list of config files numbered on the lefthand side 1-300. I need to have bash read each lines number and assign it to a variable so it can be chosen by the user called by the script later.
Ex. 1 some data
2 something else
3 more stuff
which number do you... (1 Reply)
Discussion started by: glev2005
1 Replies
9. Shell Programming and Scripting
Hi,
I'm using awk and sed to extract some data out from a text file. The text file consists of data over a million (prolly millions) of lines.
Question: Is there a limit of number of lines for awk and sed?
Thanks in advance. (2 Replies)
Discussion started by: 60doses
2 Replies
10. UNIX for Dummies Questions & Answers
How can I exclude reading lines in a file that contains the following:
filesystem:/home/pach/liv_patches 128005120 88456640 37270758 71% /home/patches
That is, all lines that contain and begins with filesystem: should not be processed/read from a file (5 Replies)
Discussion started by: paulsew
5 Replies