9 More Discussions You Might Find Interesting
1. UNIX and Linux Applications
The problematic directory is the following:
This directory grows until my "/" is full and then the restoring activity fails.
I already tried to create a symbolic link with origin another partition where I have more space. However during the restoring activity ... (4 Replies)
Discussion started by: puertas12
2. Shell Programming and Scripting
I need to count the duplicate records in file
I want to get below result:
def ,1 (3 Replies)
Discussion started by: ken6503
3. Shell Programming and Scripting
I have a requirement where I have to identify duplicates from a file based on the first 6 chars (It is fixed width file of 12 chars length) and whenever a duplicate row is found, its original and duplicate row's last 2 chars should be updated to all 0's if they are not same. (I mean last 2... (3 Replies)
Discussion started by: farawaydsky
4. Red Hat
Ntop is running on redhat. But It gives DUP! error while pinging to any places
I dont know why DUP! error is occured.
# ping google.com
PING google.com (188.8.131.52) 56(84) bytes of data.
64 bytes from fx-in-f147.1e100.net (184.108.40.206): icmp_seq=1 ttl=44 time=54.1 ms
64 bytes from... (6 Replies)
Discussion started by: getrue
when i want to replace standard output with output file
out = open("out", O_WRONLY)p;
What Shall I do in case of appending??? I am using here O_WRONLY TO WRITE.BUT IF i wanna append, whats the word? (5 Replies)
Discussion started by: joey
6. UNIX for Advanced & Expert Users
I wrote a simple program for understanding the fork command. The code is as below
fork(); printf("hi 1 \n");
fork(); printf("hi 2 \n");
fork(); printf("hi 3 \n");
I am getting a variation in the number of times the printf is called if i remove the \n from each of... (1 Reply)
Discussion started by: xyz123456
I wanna write a code to understand how fork works.
-Parent creates a file(called temp) and writes into this file "1".Then it closes the file.
-Then parent creates a child and wait until execution of this child ends.
-Then child opens the same... (3 Replies)
Discussion started by: alexicopax
I'm having difficulty understanding the purposes of using dup/dup2 when involving forks.
for example, if we call fork() once, that is, we are creating a child process. In what cases would we need to use dup or dup2 to duplicate the file descriptors for standard output and standard error? What... (1 Reply)
Discussion started by: Yifan_Guo
Would anyone be so kind to explain to me the function of dup() in UNIX? As far as I am concerned, it duplicates a file descriptor. Under what circumstances would we need to duplicate a file descriptor in a UNIX environment?
vinchen (3 Replies)
Discussion started by: vinchen