How to take remote desktop of Windows from Linux
In Linux we have a utility rdesktop which is used to take remote to any Windows machine. let us see how it works and the iptable rules to allow or reject the same. You need
Red Hat 5 and 6
How to detect new hard disk attached without rebooting in Linux
I have written an article on various types of disk attachment technology so I hope you are aware of the kind of disk attached to your box and also step by step instructions to perform
How to detect new NIC/Ethernet card without rebooting in Linux
I have a Red Hat 6 vm created in my VMware Workstation Lab. I will just go ahead and add a new NIC card to my running RHEL machine. Now let us try to detect
How to run any script or cron job in Linux for every second
There was this one time when I ran into the situation when my /tmp partition was getting full at 100% and I got an threshold alert but again when I checked the same it was
How to keep a track of all the commands run by any user in Linux
What if you want to know what were the commands which were executed by any user on any Linux server Method 1 Check the .bash_history file in user's home location. NOTE: You will not be
How do you check Linux machine is Physical or Virtual remotely?
There is no hard and fast rule to check whether the machine is physical or virtual but still we do have some commands which can be used for the some purpose. NOTE: There might be
df shows 100% full partition even when there is space on the disk
Now this is a situation where I got stucked into the other day where df -h showed me the partition was 100% full disrupting many of the the applications using that partition. # df -h
How to configure passwordless sudo for a user in Linux
To learn more about the various syntax used in sudoers file follow below link Understanding syntax, arguments, aliases used in sudoers file with examples (visudo) There is a parameter NOPASSWD which has to be used