$ bundle install
The guides use the pygments library to do syntax highlighting. If you don't have it installed you won't be able to see the highlight sections like the following:
{% highlight %}
{% endhighlight %}
If you aren't editing the code blocks, you can safely ignore this. If you want pygments, you can follow the install instructions in the "Pygments" section.
$ jekyll server --watch
Wrap keyboard shortcuts with kbd HTML tag.
To make posts consistent in style use Ctrl+C over CTRL-c/ctrl+c
To shut down the server you can hit <kbd>Ctrl</kbd>+<kbd>C</kbd>