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Hi guys. Can somone advise as to what the problem is with the following sed command?


1) read -p "Please enter new username you wish to replace old: " new_username
sed...

Thanks everyone. The problem was fixed. Uvrakesh, your hint made all the difference thanks. I removed the overriding username =$1 and everything now works normal. Thanks agaiN!

None at all CarloM. Just for example "Fullname: ".

Variable values aren't being displayed.

Thanks.

Hi guys, I'd be grateful if you could have a look at my code below and give me some feedback as to why the homedir and fullname variables aren't being printed to Standard Output when the script is...

Just out of curiousity, can I use a while loop to accomplish the same objective as above? I used the following code but apparently has too many arguments.


while [ grep "$username" /etc/passwd =...

Well, that made all the difference, thanks man! :D

Feel stupid now but when should you use back quotes then?

echo $username >> information_file



You should also validate that $username has a value before you try to use it in a grep.[/QUOTE]

Thanks for your reply man. Unfortuneatly, Bash still...

Hi guys,

I was wondering if you could help me figure out what's wrong with this script below:

read username

if `grep $username /etc/passwd` > /dev/null
then
$username >>...

I use BASH :)

Hi man. Many thanks for writing that long script but I must refuse to use it. It is far too complex and I would greatly like understand what scripts im adding to my assignment. Please give me a more...

1. The problem statement, all variables and given/known data:
Two problems I need solving please. I created a script where the user types in 7 numbers as standard input and each one is then stored...

Hi guys,

Two problems I need solving please. I created a script where the user types in 7 numbers as standard input and each one is then stored in an array. Now I need to perform the following...

Hi Ludwig. Yep that's exactly what I'm trying to do. I created a script on nano and at the end of the script, want to create a command which will capture the standard output result from the script...

Would this work?

history 1>>output.txt

Please note that all this script is written in NANO.

Hi guys,

I have a script from which I would like its standard output results (upon execution) to be appended to a separate file (.txt format). How can I write such a command into the script for...

Hi Franklin!

Thank you so much for the help. I can't believe I spent 5 days trying to find a way to do this via cut haha. Have a happy new year!

Hi guys,

I need to cut the first 12 system processes from the command ps -A. I know that the cut command forms part of the pipeline but can't understand how to cut the first 12 lines and later...