10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Morning ..
I have a file with approximately 1000 lines. I want to check that the file contains, for example, 100 lines.
Something like whats given below is ugly. And even if I create a function I have to call it 100 times.
I may need to look through multiple files at times.
Is there a... (4 Replies)
Discussion started by: sumguy
4 Replies
2. 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
3. Shell Programming and Scripting
I'm working on a new exercise that calls for a script that will take in two arguments on the command line (representing the range of line numbers) and will subsequently print those lines from a a specified file. Command line would look like this: ./lines_script.bash 5 15 <file.txt. The script would... (8 Replies)
Discussion started by: ksmarine1980
8 Replies
4. Shell Programming and Scripting
I have a file that looks like this:
cat includes
CORP-CRASHTEST-BU
e:\crashplan\
CORP-TEST
/usr/openv/java
/usr/openv/logs
/usr/openv/man
CORP-LABS_TEST
/usr/openv/java
/usr/openv/logs
/usr/openv/man
What I want to do is make three new files with just those selections. So the three... (4 Replies)
Discussion started by: newbie2010
4 Replies
5. Shell Programming and Scripting
hello all
in my bash script I have a file and I only want to keep the lines that appear twice in the file.Is there a way to do this?
thanks in advance! (4 Replies)
Discussion started by: vlm
4 Replies
6. Shell Programming and Scripting
I’m writing a bash shell script and I want to join lines together where two variables on each line are the same ie.
12345variablestuff43212morevariablestuff
12345variablestuff43212morevariablestuff
34657variablestuff78945morevariablestuff
34657variablestuff78945morevariablestuff... (12 Replies)
Discussion started by: Cultcha
12 Replies
7. 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
8. Shell Programming and Scripting
Hi guys i need help with comparing lines in 2 separate files. Both files contain the same amount of lines and i need to output the difference into the 2nd file.
The 1st file is always correct.
1st file (Expected.e):
Tuesday, 11 August 2009
Wednesday, 12 August 2009
Thursday, 13 August 2009... (2 Replies)
Discussion started by: kcrap
2 Replies
9. Shell Programming and Scripting
Hi ,
I am currently using the while loop in bash shell, as follows.
while read line
do
echo $line
done < file.txt
However, i want to use the while loop on file.txt, which will read the file with 4 lines of gap.
Ex- if file.txt is a file of 100 lines, then i want to use the loop such... (3 Replies)
Discussion started by: jitendriya.dash
3 Replies
10. Shell Programming and Scripting
Hi.
I have the script shown below. If I execute it form the command line it seems to work properly, but when I fun it using the unix "at" command
"at -m now < ./kill-at-job.sh"
It appears to hang. Below is the script, the input file, and the execution as reported in the e-mail from the "at"... (3 Replies)
Discussion started by: jbsimon000
3 Replies