10 More Discussions You Might Find Interesting
1. Red Hat
Cheers!
In /etc/syslog.conf, if an error type is not specified, is it logged anywhere (most preferable is it logged to /var/log/messages) or not?
To be more precise I am interested in error and critical level messages. At default these errors are not specified in syslog.conf, and I need to... (6 Replies)
Discussion started by: dr1zzt3r
6 Replies
2. Homework & Coursework Questions
1. The problem statement, all variables and given/known data:
Hello!
I need help with this problem bash shell scripting that basically just reads the data in a tab delimited file and does the following below
1. Read in the data file Survey.txt and assign the column values to variables of... (6 Replies)
Discussion started by: jsmith6932
6 Replies
3. Homework & Coursework Questions
This is the problem: Write a script that will make a backup of a file giving it a ‘.bak’ extension & verify that it works. I have tried a number of different scripts that haven't worked and I haven't seen anything really concise and to the point via google. For brevity's sake this is one of the... (4 Replies)
Discussion started by: demet8
4 Replies
4. 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
5. Shell Programming and Scripting
Hi ,
I just write a simple function to read the file line by line.
But when I run it it says out of memory.
I am not sure about the root cause, Can someone help me out of this?
:D
#! /usr/bin/perl
use strict;
sub checkAPs{
my $NDPDir = "/home/eweiqqu/NCB/NDP_files/";
... (1 Reply)
Discussion started by: Damon_Qu
1 Replies
6. Shell Programming and Scripting
#!/bin/bash
count=1
while read line
do
if (($count > 4)); then
awk -v var1="$count" '{printf "%3s%8s%11s%11s%11s\n",var1,$2,$3,$4,$5}'
else
echo $line
fi
count=$((count+1))
done < posre_sub.itp > test
cat test
INPUT:
; position restraints for... (3 Replies)
Discussion started by: origamisven
3 Replies
7. UNIX for Dummies Questions & Answers
As I understand the file permissions in UNIX is basically
Owner, group, others
Lets assume scott user who's primary group is dev creates a file called test.dat and then grants some privileges on that file...
scott@unix-host> echo "this is a test" > test.dat
scott@unix-host> chmod 640... (4 Replies)
Discussion started by: luft
4 Replies
8. UNIX for Dummies Questions & Answers
I have a simple txt files that looks something like this (The title is a part of the text file)
Student Grades
---------------
1 Tim Purser 89
2 John Wayne 56
3 Jenn Hawkins 95
4 Harry Potter 75
Here are my questions:
How would I ONLY print the names of students... (2 Replies)
Discussion started by: ninjagod123
2 Replies
9. Shell Programming and Scripting
Hello Friends,
I have a simple problem but I can't seem to find a solution, perhaps you could gimme a hand here..
I have to files
1.txt which contains the following
00
01
02
03
and 2.txt which contains the following:
20
21
22
23
All I need is to concatenate these 2 files in... (2 Replies)
Discussion started by: bashshadow1979
2 Replies
10. Shell Programming and Scripting
I need help writing a bash script that will simply prompt the user with a list of choices, then run an action based on the input. The action is running a wake-on-lan app called etherwake and passing a pre-defined mac address to the syntax.
I have defined the three MAC addresses as: MAC1, MAC2,... (12 Replies)
Discussion started by: graysky
12 Replies