\documentclass[10pt,a4paper]{article}

% Packages
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\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
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\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{Pierre LAFAY}
\pdfinfo{
  /Title (xml-dtd.pdf)
  /Creator (Cheatography)
  /Author (Pierre LAFAY)
  /Subject (XML - DTD Cheat Sheet)
}

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% the right line height in the tables
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% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
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\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{XML - DTD Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Pierre LAFAY} via \textcolor{DarkBackground}{\uline{cheatography.com/61881/cs/16080/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}Pierre LAFAY \\
  \uline{cheatography.com/pierre-lafay} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 12th June, 2018.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Définition  eXtended Markup Language}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Un document XML est composé de~{\bf{balises}}, elles mêmes possédant des {\bf{attributs}}. Il peut également contenir des {\bf{entités}}, des {\bf{règles d'analyse}}, des déclarations d'{\bf{espace de nom}} (namespace), des {\bf{commentaires}} et du {\bf{texte}}% Row Count 6 (+ 6)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Prologue}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{`\textless{}?xml version = "1.0" encoding="UTF-8" standalone="yes" ?\textgreater{}`} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Impérativement la première ligne du fichier} \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{version (de XML): 1.0 ou 1.1} \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{encoding : Jeu de caractères du bloc XML (UTF8, ISO8859-1,...)} \tn 
% Row Count 6 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{standalone : yes si aucun autre fichier n'est nécessaire} \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Règles de nommage balise et attribut}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Un nom contient des lettres, des chiffres ou des caractères spéciaux.} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Un nom ne débute pas par un nombre ou un caractère spécial.} \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Un nom ne commence pas par XML ou xml.} \tn 
% Row Count 5 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Un nom ne contient pas d'espaces.} \tn 
% Row Count 6 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Eviter - , ; . \textless{} et \textgreater{} qui peuvent être mal interprétés.} \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Well formed (Document bien formé)}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Dans la version 1.1 du XML, le prologue est bien renseigné.} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Une seule balise racine.} \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Nom des balises et des attributs est conforme aux règles.} \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Balises en paires sont correctement fermées.} \tn 
% Row Count 6 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Valeurs des attributs sont entre guillemets simples ou doubles.} \tn 
% Row Count 8 (+ 2)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Les balises du document XML ne se chevauchent pas.} \tn 
% Row Count 9 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{2.88 cm} x{5.12 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Contenu}}  \tn
% Row 0
\SetRowColor{LightBackground}
Commentaire & `\textless{}!-{}- commentaire -{}-\textgreater{}` \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Balise simple & `\textless{}exemple/\textgreater{}` \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
Balise par paire & `\textless{}exemple\textgreater{}contenu\textless{}/exemple\textgreater{}` \tn 
% Row Count 4 (+ 2)
% Row 3
\SetRowColor{white}
Balise avec attribut & `\textless{}exemple attr="valeur"\textgreater{}\textless{}/exemple\textgreater{}` \tn 
% Row Count 6 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{DTD (Document Type Definition)}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{La DTD peut être Interne au document ou externe (.dtd).} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Elle définit les règles devant être respectées dans le corps XML.} \tn 
% Row Count 4 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Conformité et validation}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Un document {\bf{valide}} est un document {\bf{bien formé conforme à une définition}}.} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Un document {\bf{conforme}} à une définition est un document qui {\bf{respecte toutes les règles}} qui lui sont imposées dans la DTD.} \tn 
% Row Count 5 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{DTD - ELEMENT}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{Syntaxe}} & `\textless{}!ELEMENT balise (contenu)\textgreater{}` \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
personne {\bf{contient 1}} nom & `\textless{}!ELEMENT personne (nom)\textgreater{}` \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
nom contient une {\bf{valeur simple}} & `\textless{}!ELEMENT nom (\#PCDATA)\textgreater{}` \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
nom ne contient {\bf{pas de valeur}} & `\textless{}!ELEMENT nom EMPTY\textgreater{}` \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
nom {\bf{contient ou non une valeur}} & `\textless{}!ELEMENT nom EMPTY\textgreater{}` \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
personne contient 1 nom {\bf{et}} 1 prenom (dans cet ordre) & `\textless{}!ELEMENT personne (nom,prenom)\textgreater{}` \tn 
% Row Count 13 (+ 3)
% Row 6
\SetRowColor{LightBackground}
personne contient 1 nom {\bf{ou}} un prenom & `\textless{}!ELEMENT personne (nom|prenom)\textgreater{}` \tn 
% Row Count 15 (+ 2)
% Row 7
\SetRowColor{white}
personne contient 1 nom {\bf{et éventuellement}} un prenom & \{\{nobreak\}\}`\textless{}!ELEMENT personne (nom,prenom?)\textgreater{}` \tn 
% Row Count 18 (+ 3)
% Row 8
\SetRowColor{LightBackground}
répertoire contient {\bf{de 0 à n}} personne & `\textless{}!ELEMENT repertoire (personne*)\textgreater{}` \tn 
% Row Count 21 (+ 3)
% Row 9
\SetRowColor{white}
répertoire contient {\bf{de 1 à n}} personne & `\textless{}!ELEMENT repertoire (personne+)\textgreater{}` \tn 
% Row Count 24 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{DTD - ATTLIST (attribut)}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{Syntaxe}} & `\textless{}!ATTLIST balise attribut ID mode\textgreater{}` \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
sexe est masculin {\bf{ou}} feminin & \{\{nobreak\}\}`\textless{}!ATTLIST personne sexe (masculin|féminin)\textgreater{}` \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
id est un {\bf{identifiant unique}} & `\textless{}!ATTLIST father id ID\textgreater{}` \tn 
% Row Count 7 (+ 2)
% Row 3
\SetRowColor{white}
father {\bf{fait référence}} à une autre élément & `\textless{}!ATTLIST father IDREF\textgreater{}` \tn 
% Row Count 10 (+ 3)
% Row 4
\SetRowColor{LightBackground}
id est un {\bf{identifiant unique}} & `\textless{}!ATTLIST father id ID\textgreater{}` \tn 
% Row Count 12 (+ 2)
% Row 5
\SetRowColor{white}
civilité est une valeur simple & `\textless{}!ATTLIST civilite CDATA\textgreater{}` \tn 
% Row Count 14 (+ 2)
% Row 6
\SetRowColor{LightBackground}
civilité est {\bf{obligatoire}} & `\textless{}!ATTLIST civilite CDATA \#REQUIRED\textgreater{}` \tn 
% Row Count 16 (+ 2)
% Row 7
\SetRowColor{white}
civilité est {\bf{facultatif}} & `\textless{}!ATTLIST civilite CDATA \#IMPLIED\textgreater{}` \tn 
% Row Count 18 (+ 2)
% Row 8
\SetRowColor{LightBackground}
civilité est {\bf{par defaut}} Mr & `\textless{}!ATTLIST civilite CDATA  "Mr"\textgreater{}` \tn 
% Row Count 20 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{CBreak1}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{} \tn 
% Row Count 0 (+ 0)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{DTD - ENTITY}}  \tn
% Row 0
\SetRowColor{LightBackground}
Syntaxe {\bf{entité générale}}\{\{nl\}\}Remplace un {\bf{élément}} & \{\{nobreak\}\}`\textless{}!ENTITY nom "valeur"\textgreater{}` \tn 
% Row Count 4 (+ 4)
% Row 1
\SetRowColor{white}
Exemple d'utilisation d'une entité générale & `\textless{}!ENTITY apple "Apple"\textgreater{}\{\{nl\}\}\textless{}telephone\textgreater{}\{\{nl\}\}~~\textless{}marque\textgreater{}\&apple;\textless{}/marque\textgreater{}\{\{nl\}\}~~\textless{}modele\textgreater{}iPhone X\textless{}/modele\textgreater{}\{\{nl\}\}\textless{}/telephone\textgreater{}` \tn 
% Row Count 12 (+ 8)
% Row 2
\SetRowColor{LightBackground}
Syntaxe {\bf{entité paramètre}}\{\{nl\}\}Remplace un {\bf{attribut}} & `\textless{}!ENTITY \% nom "valeur"\textgreater{}` \tn 
% Row Count 15 (+ 3)
% Row 3
\SetRowColor{white}
Exemple d'utilisation d'une entité paramètre dans la DTD & \{\{nobreak\}\}`\textless{}!ENTITY \% civs "civ (Mr|Mme)"\textgreater{}\{\{nl\}\}\textless{}!ATTLIST personne \%civs;\textgreater{}` \tn 
% Row Count 19 (+ 4)
% Row 4
\SetRowColor{LightBackground}
Syntaxe {\bf{entité externe analysée}}\{\{nl\}\}(équivaut à include) & `\textless{}!ENTITY nom SYSTEM "URI"\textgreater{}` \tn 
% Row Count 23 (+ 4)
% Row 5
\SetRowColor{white}
Exemple d'utilisation d'une entité externe analysée & `\textless{}!ENTITY apple SYSTEM "apple.xml"\textgreater{}\{\{nl\}\}\textless{}telephone\textgreater{}\{\{nl\}\}~~\&apple;\{\{nl\}\}~~\textless{}modele\textgreater{}iPhone 4\textless{}/modele\textgreater{}\{\{nl\}\}\textless{}/telephone\textgreater{}` \tn 
% Row Count 30 (+ 7)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{DTD - ENTITY (cont)}}  \tn
% Row 6
\SetRowColor{LightBackground}
Contenu apple.xml & `\textless{}marque\textgreater{}Apple\textless{}/marque\textgreater{}` \tn 
% Row Count 2 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{Les entités sont des alias permettant de réutiliser des informations dans le document}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}