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\subsection{Version Lastly, the output explains how you can start tracking your files using the command \verb|git add|.  Let's start tracking the file \verb|process.sh| using \verb|git add|.\subsection{Version  your code} The first step is to learn how to version your own code.  In this tutorial, we will run Git from the command line of the Unix shell. 
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Since Git records all of the commits, you can always look through the complete history of a project.  To view the record of your commits, use the command \verb|git log|.  For each commit, it lists thethe  unique identifier for that revision, author, date, and commit message. \begin{verbatim}  $ git log