:confused: some one please tell me where i can possibly find out what is unix 10.2 and the basic system functions of it is. I really need help! (1 Reply)
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)
Hi everybody,
i am newbie to unix and confused with file pointers and file descripters.
could anyone help me to clear my doubts ..
when we call unix system calls to create a file then we are dealing wih file descripters
i think file descripters are also normals file as stored inhard disks... (1 Reply)
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)
If one wants to get a start address of a array or a string or a block of memory via a function, there are at least two methods to achieve it:
(1) one is to pass a pointer-to-pointer parameter, like:
int my_malloc(int size, char **pmem)
{
*pmem=(char *)malloc(size);
if(*pmem==NULL)... (11 Replies)
Hi all,
Can anyone provide help with getting the right syntax regarding array/pointers in C in the following code? Can't locate a specific example which clarifies this...
Say I declare a typedef to an array of pointers to some type...
/**
* An array of ptrs to sections
*/
typedef... (4 Replies)
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)
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)
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)
Hi folks,
If a declare a direct hash , then the hash element works fine.
my %test = ("test",1);
print %test;
print "\n";
Here in the above, the name of the hash is predeclared...
Suppose now I need to create the hash elements dynamically in the for loop.
$test="hash";
my... (1 Reply)