1. UNIX for Dummies Questions & Answers

Hi, In some machines when i type "clear" it completely clears all the contents on that window but on some it simply scrolls up all the content. How can i change this? (4 Replies)

2. Shell Programming and Scripting

Hi, I have written the following two scripts. a.ksh ---> FPATH=/users/kushard autoload b b echo "From a.ksh::" $aa b ---> function b { typeset aa aa="TRUE." echo "From b::" $aa export aa } (1 Reply)

3. UNIX for Dummies Questions & Answers

I'm an intern at a company that recently bought out another business. In doing so, they inherited a unix system that contains files which they need to retrieve. No one in the company, including myself, really understands or knows unix so please respond with the true assumption that I'm a unix... (1 Reply)

4. UNIX for Dummies Questions & Answers

Can somebody explain it to me that why wc gives more chars suppose Ab.txt have two lines qwer qasd then wc -c ab.txt will give 10.why not 8.okay may be it is taking count one for each line just in case but why echo "qwer"|wc -C gives 5. Ok with \c it is returning 4. :) (6 Replies)

5. UNIX for Dummies Questions & Answers

Good day, everyone! Could anybody explain me the following situation. If I'm running similar script: Var="anna.kurnikova" Var2="Anna Kurn" echo $Var | tr -t "$Var" "$Var2" Why the output is : anna KurniKova instead of Anna Kurnikova? :confused: Thank you in advance for any... (2 Replies)

6. Programming

Hi, I was trying to learn forking in C in UNIX. Somehow i still haven't been able to get the concept well. I mean, i do understand that fork creates an exact replica of the parent (other than the fact that parent gets the process id of the child and child gets 0 when fork is called). This is the... (2 Replies)

7. Programming

See code below. It appears that i and j inhabit the same address yet hold different values. Can anyone shed light on this? int main() { const int i= 3; int* j = const_cast<int*>(&i); *j = 5; cout << j << endl << &i << endl; cout << *j << endl << i; } (4 Replies)

8. Programming

Hi friends, This is a small program built on the concept of shared memory. The producer is a separate program and process, and the consumer is a seperate program and process. Both are executed under the same user account. The producer takes some string from the user and adds that string to the... (1 Reply)

9. Homework & Coursework Questions

I don't even know where to start with this one. There is so much out there about different aspects of this. I am starting with a basic Ubuntu 11.04 install. Do I need to configure a DNS? I am a little confused about that. What do I need to do for a domain name? I have followed various tutorials,... (1 Reply)

10. Shell Programming and Scripting

Hello All, I have a problem in counting number of process getting run with my current script name.. Here it is ps -ef | grep $0 | grep -v grep This display just one line with the PID, PPID and other details when i print it in the script. But when I want to count the numbers in my... (11 Replies)