10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
i was tried using the awk command for replacing '-' in the second column. but the below command replacing the entire file.
cat 1.txt |awk '{gsub(/-/,"")}1'
Input file
1,2,3,-4,5,6
1,-2,3,4,5,-6
1,2,3,4,5,6
1,-2,3,4,-5,6
Output file
1,2,3,-4,5,6
1,2,3,4,5,-6
1,2,3,4,5,6... (3 Replies)
Discussion started by: onesuri
3 Replies
2. Programming
I want to print 4052 slashes using this C program.
#include <stdio.h>
void main()
{
int i;
for (i=0; i<4052; i++)
printf ("/");
}
When i compile this via gcc am getting this error :
http://gyazo.com/e0403e4789575d181d1695f9db3e6d6e.png
Can anyone point out what am doing wrong? (15 Replies)
Discussion started by: vish6251
15 Replies
3. Shell Programming and Scripting
Hi all,
I have 2 files. One contains only 1 column and other one contains 2 columns, let say 1_col.txt and 2_col.txt respectively. Here, I will try to explain with an example.
Input files :
1_col.txt 2_col.txt
a a b
x a c
p ... (5 Replies)
Discussion started by: AshwaniSharma09
5 Replies
4. Shell Programming and Scripting
Hi Forum.
I tried searching the forum but couldn't find a solution for my question.
I have the following data and would like to have a sed syntax to remove the leading zeroes from the 2nd field only:
Before:
2010-01-01|123|1|1000|2000|500|1500|600|700... (18 Replies)
Discussion started by: pchang
18 Replies
5. Shell Programming and Scripting
I know you can remove trialing slashes using:
#echo "/tmp/one/two/three////" | sed "s,/$,,"
/tmp/one/two/three///
But I want to know how to make it remove all trialing flashes in the front, and in the start, so the end result is:
tmp/one/two/three
Anyone have any idea how to do this... (6 Replies)
Discussion started by: EXT3FSCK
6 Replies
6. Shell Programming and Scripting
whats the simplest method to remove the colons from a mac address in PERL?
thanks & regards (3 Replies)
Discussion started by: hazno
3 Replies
7. UNIX for Dummies Questions & Answers
I have a file with over 500 MAC addresses. Each address is on a new line. However, the MACs do not have ":"
I need a script that will read the file, line by line and insert colons in the addresses and then print the results to a new file.
current.txt looks like this
111111111111
222222222222... (4 Replies)
Discussion started by: canopus15
4 Replies
8. UNIX for Dummies Questions & Answers
when I execute a command in like "run.sh," I can run it two ways:
./run.sh
or
. run.sh
What is the difference? (1 Reply)
Discussion started by: DarkLord
1 Replies
9. Shell Programming and Scripting
Hey guys i need to take the MAC address in the format of
0x00255T08D433
and convert it to
00:25:5T:08:D4:33 (it goes :08: D4:33 with no space the forum is making it a big smiley)
for a script i am working on. I am Not quite sure where to start with this one any help would be... (4 Replies)
Discussion started by: insania
4 Replies
10. UNIX for Dummies Questions & Answers
I was reading about the different ways to run rsync. It looks like
connecting to an rsync deamon is very similar to connecting to an
rsync shell like ssh.
Are there situations where the deamon is superior to the ssh? Are
there situations where ssh is superior to the deamon?
Thanks,... (0 Replies)
Discussion started by: siegfried
0 Replies