9 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I use conditional operators alot in AWK to print rows from large text files based on values in a certain column. For example:
awk -F '\t' '{ if ($1 == "A" || $1 == "C" ) print $0}' OFS="\t" file1.txt > file2.txt
In this case every row is printed from file1 to file2 for which the column 1... (5 Replies)
Discussion started by: Geneanalyst
5 Replies
2. Shell Programming and Scripting
I have a little code block (executing on AIX 7.1) that I cannot understand why the NOTFREE=0 does not appear to be assigned even though it goes through that block. This causes a unary operator issue.
#!/bin/bash
PLATFORM="AIX"
NEEDSPC=3000
set -x
if ; then
lsvg | grep -v rootvg | while... (6 Replies)
Discussion started by: port43
6 Replies
3. UNIX for Beginners Questions & Answers
I do not know the use of the -o -v -R operators.
This is what the info says and I am confused of what optname and varname
mean, are they just normal variable?
-o optname
True if the shell option optname is enabled. See the list of
options under the ... (6 Replies)
Discussion started by: kristinu
6 Replies
4. Programming
Hello guys. It's orszhak and since I'am starting in programming in c++ I again have stumbled upon something. While I was reading my book it talked about unary operators. I understood that they consist of +, -,++,--. I just want to know what do they do and how do they work. Plus it also talked of... (1 Reply)
Discussion started by: orszhak
1 Replies
5. Shell Programming and Scripting
hi ,
i m getting an error unary operator is missing. pls check why is this so?
i=5
while test $i !=0
do
echo $i
i=`expr $i - 1`
done (3 Replies)
Discussion started by: angel12345
3 Replies
6. Shell Programming and Scripting
Apologies for the utter triviality of this question, but we all have to start somewhere! I've also tried searching but this question is pretty vague so I didn't (a) really know what to search for or (b) get many relevant hits to what I did search for.
Anyway, I'm in the process of self-teaching... (1 Reply)
Discussion started by: u5j84
1 Replies
7. Shell Programming and Scripting
I'm pretty sure I already know the answer to this, but I want to make sure I'm not overlooking anything. I'm working on a log monitoring script and every 10 lines I want to display a summary of events. The thing is, there are a lot of possible events, that likely won't have happened, so I only want... (0 Replies)
Discussion started by: DeCoTwc
0 Replies
8. Shell Programming and Scripting
Im trying to fix my /etc/weekly that rotates various logs however it does them no matter what filesize they are and i want them to only do it if there file size exceeds 2M or something. So I'm playing with a script to get the filesize using a ls -l command which works and puts the value into a... (3 Replies)
Discussion started by: timgolding
3 Replies
9. Shell Programming and Scripting
Hi All,
I am new to shell scripting and right now I am just limited to using the pre-written scripts. I am in to Infrastructure management where we use different scripts to get the information passed on to the monitoring tools. I am trying to use this script to get the information about the... (2 Replies)
Discussion started by: theamrit
2 Replies