Useful tips for everyday
How do I SSH into VirtualBox VM? How to SSH into it? Open VirtualBox. Click on Settings and go to Network. You can either click…
How to extract only the header name in data without listing? In all of the above commands, cat filename | is intended as a stand-in…
What is meant by server information? A server is a computer or system that provides resources, data, services, or programs to other computers, known as…
How do I uninstall a program on Linux? To uninstall a program, use the “apt-get” command, which is the general command for installing programs and…
How do I check my DMA? Introduction Go to the Device Manager. In the left pane, expand IDE ATA/ATAPI controllers as shown below. Right-click on…
What is ETC apt preferences D? DESCRIPTION. The APT preferences file /etc/apt/preferences and the fragment files in the /etc/apt/preferences. d/ folder can be used to…
How to set UFW block rules for incoming only? To set these block rules for incoming only, you would use sudo ufw deny in 1:22/tcp…
How do I see GRUB in dual boot? Fix Dual Boot system booting straight to Windows In Windows, go to the menu. Search for Command…
Is mount read Only? Mount the filesystem read-only. A synonym is -o ro . Note that, depending on the filesystem type, state and kernel behavior,…
How do I sort certain columns? Sorting levels Select a cell in the column you want to sort by. Click the Data tab, then select…