10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
Hi all,
How can i display the middle line of a file using a single line command? (6 Replies)
Discussion started by: Lakme Pemmaiah
6 Replies
2. Shell Programming and Scripting
myenv.sh script sets LOG_DIR variable.
I can run the script and echo the variable in a single line as:
# First set LOG_DIR to some dummy 'NONE' value
$ export LOG_DIR="NONE"
$ echo ${LOG_DIR}
NONE
$ cat /tmp/bin/myenv.sh
export LOG_DIR="/tmp/log"
#The below command doesn't show the... (2 Replies)
Discussion started by: ysrini
2 Replies
3. Shell Programming and Scripting
here is what i want to achieve.. i have a file with below contents
cat fileName
blah blah blah
.
.DROP this
REJECT that
.
--sport 7800 -j REJECT --reject-with icmp-port-unreachable
--dport 7800 -j REJECT --reject-with icmp-port-unreachable
.
.
.
more blah blah blah
--dport 3306... (14 Replies)
Discussion started by: vivek d r
14 Replies
4. Shell Programming and Scripting
Hi All,
I have two scripts which i want to run in a single command line(or in a single script). And if both the scripts in the main script fail then i want to pass a value to a Application specific utility which will trigger some alert.The value can be anything. Somebody please help.It is... (1 Reply)
Discussion started by: shroh
1 Replies
5. UNIX for Advanced & Expert Users
How can I run a here document on just one line? I ask, because I need to issue it from C++ as a system() or similar command and for security reasons I don't want to write out a shell script file from the program and run it.
For example, how could I write:
passwd test <<EOF
n3wp3ss... (3 Replies)
Discussion started by: BrandonShw
3 Replies
6. Shell Programming and Scripting
i m trying to find the answers of a past year exam questions , i m sure it ll be very easy for u guys , this is not a hw assignment or somth. i just wanna be sure of right answers .
write a single instruction to perform each of the following tasks:
(u r allowed to use c shell, and u can use... (2 Replies)
Discussion started by: brhn
2 Replies
7. UNIX for Advanced & Expert Users
1. du -sch int* | grep "total" | awk '{print $1}'
first command result is
17K
2. echo "B"
Result
B
i want the output is 17KB (2 Replies)
Discussion started by: kingganesh04
2 Replies
8. AIX
Hi,
Can anyone suggest me how can I display the output of ls command in single line with some delimiter say pipe (|)?
I know it can be done by writing a script by using the loops but I wanted to know are there any other single line commands?
Thanks for your help
Sheshadri (7 Replies)
Discussion started by: arsheshadri
7 Replies
9. Shell Programming and Scripting
Hello everyone. I have been reading a lot about the various different text editors at my disposal through Unix, but I just can't seem to close the deal for what I am trying to do. Is there a way to issue a single line command to edit a file where pattern=x, and do it non-destructively AND in-place?... (1 Reply)
Discussion started by: gator76
1 Replies
10. UNIX for Dummies Questions & Answers
Hi everybody..
I need to enter in bash mode and then run a command and this just in a single command line.
I tried : "bash ^M| somecommand" but nothing..
How do I do to simulate the return button just right after the bash command ?
Thanks.. (8 Replies)
Discussion started by: Riddick61
8 Replies