In commandline we can do like this ps -ef | grep keystone We get process id for the keystone Using the process id we can do this. netstat -tulpn | grep pid I want to write the shell script. How to write ?

I'm in the frankly ludicrous situation where my desktop has two optical drives and my media centre has none (nor space for one). Before I consider something as extreme as buying an external optical drive, I would like to see if there's a way of tethering my drives across the network. Both machin...

I known that the command to update the repository lists is apt-get update. How to check if it has been executed today or in the last 24 hours? I do not known if should check some file timestamp. Or issue another apt command. Or use dpkg utility. Could not find something useful at man pages.

I think you might be able to accomplish what you want using network block devices (NBD). Looking at the wikipedia page on the subject there is mention of a tool called nbd. It's comprised of a client and server component. Example In this scenario I'm setting up a CDROM on my Fedora 19 laptop (s...

Is it possible to export a block device such as a DVD or CDROM and make it so that it's mountable on another computer as a block device? NOTE: I'm not interested in doing this using NFS or Samba, I actually want the optical drive to show up as a optical drive on a remote computer.

please i need to talk to a moderator , when i login with my stack account it says confirm for new account , my outlook was hacked , i reset my password by mobile , now how can i access my account . Any help ?

Improvement #1 - Loops Your looping structure seems completely unnecessary if you use brace expansions instead, it can be condensed like so: $ more pass.bash #!/bin/bash echo {a..z}{a..z}{a..z}{a..z} | while IFS= read -d ' ' str;do pass=$(openssl passwd -salt $1 $str) if [[ "$pass" == "$2...

In addition to the various implementation optimizations in @slm's answer, there is a huge algorithmic optimization to make. (There may also be some cryptanalytic attacks, I'm not sure how strong the UNIX crypt algorithm is, but that is probably beyond the scope of a shell script) The problem you...

I've noticed that some people use effect and affect interchangeably. What are the differences between these two and when are the proper situations to use each of them?

You should get to single user mode: Reboot the computer and hold Shift, so that the grub menu appears: Highlight the second entry and press e Use ↓ to go to the line stating with linux, then use → to go to ro and change it in rw, remove everything after that with init=/bin/bash Following ...

Background I build a lot of text files in my $DAYJOB, which are then submitted to a review board in a very complicated Excel document. The contents of each text file must be pasted into a TextBox on individual Excel tabs (named appropriately). Any given Excel sheet could have between 30 and 22...

In a VM, of course. Yes, I know painfully well that's not always possible. So I'll answer based on my personal experience (long-time unix user, uses the command line a lot, recently forced to use Windows XP by company policy). In particular, I needed a truckload of third-party add-ons to be prod...