10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
I want to extract data from a ASCII file that looks like the one provided here (see input.txt). For this purpose I used sed commands. I want to chain the sed commands into a script that I can call with custom variables, instead of having to run it multiple times (Need to run the code for 30*24 =... (1 Reply)
Discussion started by: learningtocode
1 Replies
2. Shell Programming and Scripting
Hello all!
This is my first post and I'm very new to programming. I would like help creating a simple perl or bash script that I will be using in my work as a junior bioinformatician.
Essentially, I would like to take a tab-delimted or .csv text with 3 columns and write them to a "3D" matrix:
... (16 Replies)
Discussion started by: torchij
16 Replies
3. Shell Programming and Scripting
Hi to everyone here,
I'm a new user and relatively-new linuxer.
I'm trying to write a script that checks if every file from a directory is present in a given list and if not, delete it.
should be simple. But I think I've done half the work only:
this is to create the reference list:
for c... (2 Replies)
Discussion started by: dentex
2 Replies
4. Shell Programming and Scripting
to gather the cpu utilization from a system in 5 minute intervals and direct output to file.
I'm new at scripting and while this seems like an easy task I'm confused on where to start. thanks for any help (1 Reply)
Discussion started by: mkeyes001
1 Replies
5. Shell Programming and Scripting
So I am new to unix, and actually anything outside drag and drop with the mouse (been learning for about a week so far) . I have been using the foreach command in tcsh because I am working on a group of files. Basically what I need is to insert part of the filename as the first line in the file.... (0 Replies)
Discussion started by: thepolypore
0 Replies
6. Shell Programming and Scripting
I want to search line-by-line for a string in a file, and I want to do this to a series of files in a directory. I'm doing this in tcsh
This works fine to do the search:
while read i; do grep $i file2; done <file1.txt
This also works fine to read a directory:
foreach file ('/bin/ls... (1 Reply)
Discussion started by: moldoverb
1 Replies
7. Shell Programming and Scripting
I am writing a shell script in bash one of the thing I want to show is size of export /home
du -sk /export/home/oracle | cut -c 1-5
echo "kbytes"
when I run the script kbytes shows up in the second line, How can I append kbytes on the same line, such as
61233 kbytes
please guide
thanks (2 Replies)
Discussion started by: Tirmazi
2 Replies
8. Shell Programming and Scripting
Hi,
I want to do a simple loop where I have one column of text in a file and I want the loop to read each line of the file and do a simple command.
The text file will be something like this:
hostname1
hostname2
hostname3
hostname4
I am using Bash and have already come up with this to... (1 Reply)
Discussion started by: BrewDudeBob
1 Replies
9. Shell Programming and Scripting
Hi guys, I'm new to the forum so forgive me if I'm sounding ... daft.
I currently work in a Tech Support role. Every day we have to generate data by running around 10 .sh scripts. I was thinking instead of having to ./filename 10 times is it possible to right a new script that will run these for... (16 Replies)
Discussion started by: JayC89
16 Replies
10. Shell Programming and Scripting
I'm sure I'm doing something wrong but as I am new to bash shell scripting I'm not sure what:
Here's the code
webalizer.conf is sitting in the same directory as this file which is named webalizer.sh. Can someone tell me if I've got the syntax right -- it that's correct? I'm executing the... (3 Replies)
Discussion started by: xaphalanx
3 Replies