Useful tips for everyday
How to add SSH key to known hosts file? You could use ssh-keyscan command to grab the public key and append that to your known_hosts…
Is there a way to keep SSH sessions running? Using disown Command to Keep SSH Sessions Running. Another elegant way of letting your command or…
How do I know if my CPU supports KVM? Note Run the following command to verify the CPU virtualization extensions are available: $ grep -E…
How do I enable Nvidia Optimus? Manually Configure Optimus Right Click on your desktop. Click NVIDIA Control Panel. Click Manage 3D Settings on the left…
How do I change permissions for a directory and subdirectories in Linux? To modify the permission flags on existing files and directories, use the chmod…
How do I create a playlist and add songs? On the player page of any song, tap Up next. Long press on a song. From…
Which is the global variable in the shell script? As per the above shell script code, i have defined one global variable called VAR1. Local…
How can I grep the results of find using exec and still? If you want each run of grep to produce output to a different…
Why do we need awk? Awk is a utility that enables a programmer to write tiny but effective programs in the form of statements that…
What is yum install EPEL release? EPEL (Extra Packages for Enterprise Linux) is an open-source and free community-based repository project from the Fedora team which…