Template definition & PDF Preview

1. Template Definition

\documentclass[a4paper]{article} %Template format we are going to use
	
\usepackage[utf8]{inputenc} %To have no problems with spanish characters
\usepackage[spanish]{babel} %Spanish
	
	
\begin{document}
	\cfoot{\thepage} %Page numbers
	Example
\end{document}

2. PDF Preview

Once we have a document.tex that we are editting with nano we can create a PDF of that document and see the preview while editting it.

latexmk -pdf -pvc document.tex