deletions | additions       diff --git a/section_Code_Listings_We_will__.tex b/section_Code_Listings_We_will__.tex  index 0fdb2fe..6950d07 100644  --- a/section_Code_Listings_We_will__.tex  +++ b/section_Code_Listings_We_will__.tex 
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\end{lstlisting}  \end{figure}  Useful to keep in mind: definitions in your \verb|header.tex| file are global to your article, while macros introduced in a paragraph are only local to that paragraph. That applies even to global commands such as \verb|\gdef|, as Authorea processes each paragraph independently of its surroundings. To create and edit your \verb|header.tex| file, \href{}{follow \href{http://help.authorea.com/write/can-i-use-latex-macros-and-newcommands}{follow  these instructions}.