The tac command shows the output of cat command in reverse manner hence the name of this command is also in reverse form that is tac . As we know cat command is used to see the content of file,creating the new file and concatenating the two file also (If you do not know soon…
Long time ago one of my U.S system admin was very security conscious. He asked me to create id_rsa.pub key in server. I created the key with ssh-keygen -t rsa command. And send it him through encrypted email. Next day he wrote me ,what is the ssh key fingerprint ? First let’s have some introduction….
Today, we will walk you through how to insert and eject CD-ROM / DVD-ROM through command line in linux system. Yes! this is also true that you do not have to touch CD/DVD ROM eject switch. Basically eject command allows removable media to be ejected under software control. Here, software control is your operating system…
In this tutorial,we will learn about 4 different commands to find system uptime in Linux. Uptime of system means how long the server has been running and up since its last shutdown or reboot.
In this post, we will know how to do non-interactive apt install in Debian Operating System.
By this method you can skip the interactive query ask while doing apt or apt-get install command.