Text that you find
in courier font refers to a program or file name on a computer.
If you see a block of text like this:
it means, "type the command
ls -h into the computer, hit return, and see what happens".
We intend this course to offer as much self-learning as possible; our goal is not to make you experts in four days but rather to make you self sufficient in four days to become experts over time.
Consequently, you'll find many sections like this - click on the triangle to expand them:
Hint sections will provide you some guidance on what to do next, but will not spell it out.
and some sections like this:
Solution sections will contain the
commands so that you could copy-and-paste them if you have to. They should be exactly accurate.
Now let's start - click here to go to the next lesson.