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.
The utility we cover here is apt-rdepends. It basically helps us get the required information through apt-cache.
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.
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.