How can I prepare source code listings?

\begin{lstlisting} \end{lstlisting)


For Smalltalk code, use
[st80.tex](https://www.iam.unibe.ch/scg/svn_repos/scgbib/LatexTemplates/st80.tex).
Demo usage:
[st80demo.tex](https://www.iam.unibe.ch/scg/svn_repos/scgbib/LatexTemplates/st80demo.tex)