portfolio: Removed useless reference to code example.

portfolio/latex/latex-answers.tex

@@ -129,14 +129,14 @@ other languages known as ``methods'') wrapped in a class.}
 
 \end{program} % }}}
 
-\noindent The code given in code example \ref{lst-example-foo} is stored in an
-external file called \texttt{foo.py}. The syntax highlighting is generated by
-Pygments \footnote{Pygments is a general purpose syntax highlighter for various
-source code formats and is available at \url{http://pygments.org/}} and is
-stored in \texttt{foo.tex}. The pre-generated color scheme is also part of
-Pygments (compilation with \texttt{-O style=colorful,full,preamble}) and is
-saved as \texttt{colors.tex}. The color scheme is pre-generated to reduce the
-overall compilation process.
+\noindent The code given in code example above is stored in an external file
+called \texttt{foo.py}. The syntax highlighting is generated by Pygments
+\footnote{Pygments is a general purpose syntax highlighter for various source
+code formats and is available at \url{http://pygments.org/}} and is stored in
+\texttt{foo.tex}. The pre-generated color scheme is also part of Pygments
+(compilation with \texttt{-O style=colorful,full,preamble}) and is saved as
+\texttt{colors.tex}. The color scheme is pre-generated to reduce the overall
+compilation process.
 
 % }}}