Most voted questions under tag unix

+6 votes

1 answer

How to disable Ctrl+Q for all applications in Linux?

posted Feb 5, 2016 by Sunita

+6 votes

3 answers

Is there any way to kill the process which went to uninterruptible sleep (D) state??

posted Feb 7, 2014 by Gurpreet Singh Matharoo

+4 votes

2 answers

Is there a way to dump the complete stack trace after normal execution of the binary?

posted Jul 8, 2015 by Ankush Surelia

+4 votes

2 answers

How to disable firewall in a linux system ?

posted Feb 17, 2015 by Vikram Singh

+4 votes

0 answers

How does Linux system handle background process internally ?

posted Jan 21, 2015 by Vikram Singh

+3 votes

2 answers

How to Disable the sendmail Daemon?

posted Feb 11, 2016 by Atindra Kumar Nath

+3 votes

1 answer

How the Kernel handles the copy on write bit of a page, when the bit is set?

posted Jan 4, 2016 by Mohammed Hussain

+3 votes

0 answers

What will happen if one of your web-server or appserver crashs during its execution?

posted Dec 22, 2015 by Mohammed Hussain

+3 votes

1 answer

How do you set environment variable which will be accessible form sub shell?

posted Dec 14, 2015 by Mohammed Hussain

+3 votes

1 answer

How do you check if a particular process is listening on a particular port on remote host?

posted Sep 22, 2015 by Mohammed Hussain

+3 votes

1 answer

Mongo: Get list of databases with a UNIX command

posted Aug 29, 2015 by anonymous

+3 votes

1 answer

No. of seconds from 1st Jan,1900 to Unix EPOCH

posted Dec 16, 2014 by Ankush Surelia

+3 votes

0 answers

Can someone please explain basic difference between Nexenta on Commodity Hardware vs. NetApp/EMC?

posted Nov 28, 2014 by Amit Kumar Pandey

+3 votes

1 answer

How can we ssh to any machine without password on Linux/Unix Platform?

posted Nov 17, 2014 by Amit Kumar Pandey

+3 votes

1 answer

What are the Default Port numbers used by https,telnet,smtp,pop3s,imap,imaps

posted Feb 23, 2014 by Prachi Agarwal

+2 votes

1 answer

Who co-created the UNIX operating system in 1969 with Dennis Ritchie?

posted Jun 13, 2016 by Kavana Gowda

+2 votes

1 answer

IPV6 address validation using shell script

posted Feb 6, 2016 by anonymous

+2 votes

1 answer

What types of processes are not bothered by the swapper in Linux/Unix and why?

posted Jan 11, 2016 by Jayshree

+2 votes

1 answer

What is nohup in UNIX?

posted Dec 14, 2015 by Mohammed Hussain

+2 votes

1 answer

Linux : Command to get list of files with zero bytes and remove them in one shot ?

posted Nov 30, 2015 by Vikram Singh

+2 votes

2 answers

What is the difference between Swapping and Paging?

posted Jul 27, 2015 by Mohammed Hussain

+2 votes

1 answer

How do you see command line history in UNIX?

posted Jul 27, 2015 by Mohammed Hussain

+2 votes

2 answers

How to remove blank lines from a file using shell script or unix command?

posted Jun 8, 2015 by Amit Kumar Pandey

+2 votes

2 answers

How to edit file in Unix or Linux?

posted Jan 5, 2015 by Vidhya Sagar

+2 votes

1 answer

What is the difference between kernel space and user space?

posted Nov 11, 2014 by anonymous

+2 votes

1 answer

How we can Monitor Remote Linux Host using Nagios 3.0?

posted Nov 8, 2014 by Amit Kumar Pandey

+2 votes

1 answer

Linux: How linux operating system handles background processes ?

posted Jul 30, 2014 by Harshita

+2 votes

1 answer

How we can check the content of rpm in Unix/Linux?

posted Jul 11, 2014 by anonymous

+2 votes

0 answers

OS: How can make sure process creation is more expensive that thread creation ?

posted Jun 23, 2014 by Rupam

+2 votes

1 answer

How to run a process in background and how to bring that into foreground and then how to kill that process?

posted Jun 16, 2014 by Aarati Mahajan

+2 votes

0 answers

OS: Can thread priority be changed at the run time ?

posted Jun 13, 2014 by Rupam

+2 votes

1 answer

How can I display file Inode number?

posted Jun 12, 2014 by Saif Khanam

+2 votes

1 answer

How to sort output of a command in reverse order in Linux or UNIX ?

posted Jun 10, 2014 by Kapil Kapoor

+2 votes

1 answer

What is SIGILL in context of Unix?

posted May 31, 2014 by Amit Kumar Pandey

+2 votes

4 answers

What is the difference between Linux and UNIX operating systems?

posted Jan 22, 2014 by anonymous

+1 vote

0 answers

Command to convert from xlsx to csv works in putty but same when given in informatica fails, getting error code 32512?

posted Sep 8, 2016 by anonymous

+1 vote

1 answer

What are ways to debug a shell script problem, examples would be helpful?

posted Feb 27, 2016 by Mohammed Hussain

+1 vote

1 answer

What are steps that a UNIX shell follows while processing a command?

posted Feb 27, 2016 by Mohammed Hussain

+1 vote

0 answers

How to identify with in the script about the count of parameters passed to a given shell script?

posted Feb 4, 2016 by Mohammed Hussain

+1 vote

1 answer

What is the difference between grep and find commands?

posted Feb 3, 2016 by Mohammed Hussain

+1 vote

2 answers

What is BSS(Block Started by Symbol) in Unix based operating system?

posted Jan 13, 2016 by Jayshree

+1 vote

1 answer

What does the swapping system do if it identifies the illegal page for swapping?

posted Jan 6, 2016 by Mohammed Hussain

+1 vote

1 answer

How do you create special files like named pipes and device files?

posted Jan 4, 2016 by Mohammed Hussain

+1 vote

1 answer

How do you find which processes are using a particular file?

posted Dec 14, 2015 by Mohammed Hussain

+1 vote

1 answer

How will a parent process know that a child is dead?

posted Nov 30, 2015 by Kali Mishra

+1 vote

0 answers

What is difference between ps -ef and ps -auxwww?

posted Nov 2, 2015 by Mohammed Hussain

+1 vote

0 answers

What is the minimum size of stack is assigned to a process?

posted Sep 10, 2015 by anonymous

+1 vote

2 answers

Can a Linux Binary Run On Windows Machine?

posted Mar 10, 2015 by Chirag Gangdev

+1 vote

1 answer

What is the best way to set up users in GIT. Do I really have to add a unix user to the machine to set this up?

posted Mar 10, 2015 by Ramakrishnan

+1 vote

2 answers

How to read file in Unix?

posted Jan 5, 2015 by Vidhya Sagar