deletions | additions       diff --git a/version-your-code.tex b/version-your-code.tex  index d1e29e8..d67c45c 100644  --- a/version-your-code.tex  +++ b/version-your-code.tex 
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union.cut(range(3)).saveas(data + "/sites-union.bed")  \end{lstlisting}  You can view all the unstaged  differences between the current version and last committed version of the file by running the command \verb|git diff|. \begin{lstlisting}  $ git diff 
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Thus you already have the benefits of being able to make edits to files without copying them first, to create a record of your changes with accompanying messages, and to revert to previous versions of the files if needed.  Now you will always be able to recreate past results that were generated with previous versions of the code and see the exact changes you have made over the course of a project.