We will now make a subdirectory in your home directory to hold the files you will be creating and using in the course of this tutorial. The directories . Try it now. This is very useful if you are lost in the file system. Pathnames enable you to work out where you are in relation to the whole file-system.
Exercise Use the commands ls, pwd and cd to explore the file system.
The reason is, projects is not in your current working directory. It can be used to specify paths starting at your home directory.