LaTeX Template for Creating Cheat Sheets

  % -----------------------------------------------------------------------
% Cheat Sheet Template
%
% Usage in Document content :
% \section : create a new section in column
%
% \columnbreak : break the column to force following content to jump to
%                the next column
% \cm{command}{description} : set a dotted line between the command and
%                             the description
% -----------------------------------------------------------------------

% -----------------------------------------------------------------------
% Document settings
% -----------------------------------------------------------------------

\documentclass[10pt,landscape]{article}
\usepackage{multicol}
\usepackage{calc}
\usepackage{ifthen}
\usepackage[landscape]{geometry}
\usepackage{amsmath,amsthm,amsfonts,amssymb}
\usepackage{color,graphicx,overpic}
\usepackage{hyperref}

% PDF informations
\pdfinfo{
  /Title (cheat_sheet_template.pdf)
  /Creator (TeX)
  /Producer (/pdfTeX 1.40.0)
  /Author (Pierre Mavro)
  /Subject (Example)
  /Keywords (/pdflatex, latex,pdftex,tex)}

% This sets page margins to .5 inch if using letter paper, and to 1cm
% if using A4 paper. (This probably isn't strictly necessary.)
% If using another size paper, use default 1cm margins.
\ifthenelse{\lengthtest { \paperwidth = 11in}}
    { \geometry{top=.5in,left=.5in,right=.5in,bottom=.5in} }
    {\ifthenelse{ \lengthtest{ \paperwidth = 297mm}}
        {\geometry{top=1cm,left=1cm,right=1cm,bottom=1cm} }
        {\geometry{top=1cm,left=1cm,right=1cm,bottom=1cm} }
    }

% Turn off header and footer
\pagestyle{empty}

% Redefine section commands to use less space
\makeatletter
\renewcommand{\section}{\@startsection{section}{1}{0mm}%
                                {-1ex plus -.5ex minus -.2ex}%
                                {0.5ex plus .2ex}%x
                                {\normalfont\large\bfseries}}
\renewcommand{\subsection}{\@startsection{subsection}{2}{0mm}%
                                {-1explus -.5ex minus -.2ex}%
                                {0.5ex plus .2ex}%
                                {\normalfont\normalsize\bfseries}}
\renewcommand{\subsubsection}{\@startsection{subsubsection}{3}{0mm}%
                                {-1ex plus -.5ex minus -.2ex}%
                                {1ex plus .2ex}%
                                {\normalfont\small\bfseries}}
\makeatother

% Define BibTeX command
\def\BibTeX{{\rm B\kern-.05em{\sc i\kern-.025em b}\kern-.08em
    T\kern-.1667em\lower.7ex\hbox{E}\kern-.125emX}}

% Don't print section numbers
\setcounter{secnumdepth}{0}

% Set vertical view instead of horizontal (set to 0 to let it choose)
\setcounter{unbalance}{45}

\setlength{\parindent}{0pt}
\setlength{\parskip}{0pt plus 0.5ex}

%My Environments
\newtheorem{example}[section]{Example}

% Dot lines between command and description
\def\cm#1#2{{\tt#1}\dotfill#2\par}

% -----------------------------------------------------------------------
% Document start
% -----------------------------------------------------------------------

\begin{document}
\raggedright
\footnotesize
% Set number of columns
\begin{multicols}{3}


% multicol parameters
% These lengths are set only within the two main columns
%\setlength{\columnseprule}{0.25pt}
\setlength{\premulticols}{1pt}
\setlength{\postmulticols}{1pt}
\setlength{\multicolsep}{1pt}
\setlength{\columnsep}{2pt}

\begin{center}
     \Large{\underline{Title}} \\
\end{center}

\section{Section 1}
Text
\subsection{xCode}
Subsetction text

\section{Section 2}
\cm{key}{explaination}

\section{Section 3}
Etc.

% Autor
\rule{0.3\linewidth}{0.25pt}
\section{Autor}
\href{mailto:xxx@mycompany.com}{Pierre Mavro (Deimosfr)} \\
\url{http://www.mavro.fr} \\
\url{http://www.deimos.fr}

% References
\rule{0.3\linewidth}{0.25pt}
\scriptsize
\bibliographystyle{abstract}
\bibliography{refFile}
\url{http://www.deimos.fr}
\end{multicols}
\end{document}