The eval command is used to execute specified arguments as a single command in the current command-line processing and return its result. It will combine (or construct) the arguments into a single string and use it as input to the shell, which will execute the
In Linux, the alias command is used to create shortcuts for long commands that have the same functionality as if you were writing the whole command. This way, you can improve your productivity and save time by creating a few aliases for the long or
Do you still type the long “sudo apt update && sudo apt upgrade -y” commands each time you want to update your Debian-based system? Or are you still navigating into directories (ex: “/var/www/html“) using the cd command each time you have to modify something there?
