Docker image contains everything that is required to run our code. In this article, we cover how to run docker container in Ubuntu.
Permission denied error - this happens when a user with insufficient privileges try to access the docker command.
A Screensaver helps us lock our screen after a period of inactivity. And then, only authorized users are allowed to access the machine.
The utility we cover here is apt-rdepends. It basically helps us get the required information through apt-cache.Â
To identify a built-in command, use type command-line tool. It is basically a built-in command in BASH itself.
A shell is basically an interpreter which help us interact with our OS (i.e. Operating System). fish, friendly interactive shell, is pretty easy to install.
Although there are many ways to identify a shell. The command-line tool which we utilize here is ps.
Nano is a terminal-based editor therefore selecting data would require use of some key combinations.
Things aren't as direct when it comes to opening multiple files with nano. With the help of keyboard shortcuts we can work with multiple files.Â
Anyone who doesn't provide a correct passphrase won't be able to access the data stored in our USB drive.