8 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
1. increase file space
first, double space a file:
awk '1;{print ""}'
I probably can understand it:print a blank line every time.But when I read triple space a file I am confused:
awk '1;{print "\n"}'
doesn't it meaning print a blank line every time too?
2. number each line of file, but... (6 Replies)
Discussion started by: hhdzhu
6 Replies
2. UNIX for Dummies Questions & Answers
input:
Name|Operation
rec_10|1+2+2-
Output:
rec_10|1
Basically I am trying to calculate the result of "the path" in $3 where the operators follow the number and not preceding them like we normally do:
rec_10: +1+2-2=1
But I realise (I am sure there is a good reason for that) that awk... (7 Replies)
Discussion started by: beca123456
7 Replies
3. UNIX for Dummies Questions & Answers
Hi,
I was trying to change the value of the 4th column (put '1' in the 4th column of each row). My awk command is:
awk -F, '{$3=1;}1' OFS= input.txt > ./test_out.txt
My input file is:
a 1 2 31
b 4 5 61
c 7 8 91
My output file (test_out.txt)is:
a 1 2 31
b 4 5 61
c 7 8 91
What... (4 Replies)
Discussion started by: pc2001
4 Replies
4. UNIX for Dummies Questions & Answers
Hi,
Sorry if this is a newbie question. I guess you can use either awk or shell script for this sequence of operations, but knowing very little about either of them I'm not sure how I should try to write this.
The basic objective is to copy certain files that are scattered all over my... (10 Replies)
Discussion started by: pc2001
10 Replies
5. Shell Programming and Scripting
Here's a basic awk program I am trying to run. It shows no error but shows no result either too. If someone can look up and tell me what's wrong I will be obliged.
Thanks. :)
Code Snippet.
#!/bin/bash
awk '{
for (i = 1 ; i <= 3 ; i++)
for ( j = 1 ; j <= 3 ; j++ ) {
... (2 Replies)
Discussion started by: mr.amitkc
2 Replies
6. Shell Programming and Scripting
I find an script with awk sitting around. I went through some online manuals, but I can't figure out exactly how it works. I can't post the whole program. Not allowed.
This is the line that is confusing me. I get when else is in the script
grep -v "^REM " $1| grep -v "JUNK;" | awk -F" "... (2 Replies)
Discussion started by: guessingo
2 Replies
7. UNIX for Dummies Questions & Answers
I have a script problem that I am not able to solve due my very limited understanding of unix/awk.
This is the contents of test.sh
awk '{print $1}'
From the prompt if I enter:
./test.sh Hello World
I would expect to see "Hello" but all I get is a blank line. Only then if I enter "Hello... (2 Replies)
Discussion started by: JasonHamm
2 Replies
8. Shell Programming and Scripting
Hi all,
I have an awk basic question.
file.text
Our Location:
Our home has light yellow siding,
and is a duplex on Main Street,
across from the High School,
and across the lane from the Health Center
If I run:
cat file.txt | awk '{print $2}' | grep... (7 Replies)
Discussion started by: research3
7 Replies