Hello I am working aon script, that tells me how many users or on the system when i run it.
The script is
When ran it shows 16 users including myself and a line of white space.
I was wondering what I need to add to remove my user name and the whitespace line from the result. Or even a good point to wich command I can use the man command to to help me out .
thanks
Last edited by Franklin52; 09-21-2010 at 03:50 AM..
Reason: Please use code tags!
I'm trying to find a command that will trim the white space off a string.
e.g.
$str = " stuf "
$str = trim ( $str )
echo $str // ouput would just be stuf
Thanks, Mark (4 Replies)
Hmmm... Bash doesn't parse whitespace with a read.
lev@sys09:~$ read line; echo "$line"
test
test
You can imagine what this does if you're using a shell script to read a list of unknown file names containing unknown spaces.
lev@sys09:~$ read word1 word2; echo "$word1,$word2"
123 456... (2 Replies)
I have a file that I am spliting and parsing, if data starts with an N/n toos it (which works) but I want it to also see if the data is blank and toss it.
What I have does not toss the blank space for dduck????
here is the data file and code I have.....
efudd 7546
bbunny N0542
tdevil... (3 Replies)
Hello forums!
I've been tinkering with a shell script to partition and restore content to a drive based on a type of file in a given directory. My goal is for my script to assemble several restore images, partition the drive based on the images and to then restore those images to the partitions... (1 Reply)
I combined 2 files using the paste command. It gave me something like this:
123445 ,AABBNN
22344 ,BBVVMM
I want to remove the whitespace between the end of string 1 and the comma (there is more blank space than my post is showing). Would I... (2 Replies)
I have a single string as below:
Rat run after Cat
i.e. there is a single whitespace after Cat.
This causes my file to fail.
Is there a way I can remove any whitespace at the end of any string.
I tried sed 's/ *//g', but it removes all white space and the above string becomes... (10 Replies)
Hello,
I am trying to figure out how to get rid of whitespace that is in certain areas (Title) of HTML pages that are created be a python script.
IE:
This is the title. (tabs are creating these spaces)
This is another title. (tabs are creating these spaces)... (5 Replies)
Hi
Following is an example line.
echo "192.22.22.22 \"33dffwef\" 200 300 dsdsd" | sed "s:\(\ *\ \):\1:"
I want it's output to be
200
However this is not the case. Can you tell me how to do it? I don't want to use AWK for this. Secondly, how can i fetch just 300? Should I use "\2"... (3 Replies)
Hi guys,
I am working with large data sets and often times realize that not all of the columns are aligned correctly (sometimes rows will be shifted). So when I try to do something like:
awk '{ if ($2 > 30 && $5 == $3){print}}' file > output
it won't really work since some of the rows... (2 Replies)
This is my file
.........hostname.............this is hostname
.........alias...................alias name
Remark use dot(.) instead of whitespace B'cuz this forum not allow to use more whitespace.
---------------------------------------
I sperate by whitespace not work.
awk 'BEGIN {FS=" "}... (4 Replies)