\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\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{kitallis}
\pdfinfo{
  /Title (reactjs.pdf)
  /Creator (Cheatography)
  /Author (kitallis)
  /Subject (reactjs Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% 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
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{7C9BA3}
\definecolor{LightBackground}{HTML}{F6F8F9}
\renewcommand{\familydefault}{\sfdefault}
\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{reactjs Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{kitallis} via \textcolor{DarkBackground}{\uline{cheatography.com/21042/cs/3890/}}}
\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}kitallis \\
  \uline{cheatography.com/kitallis} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 13th April, 2015.\\
   Updated 12th May, 2016.\\
   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}{Using components}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{var Component = React.createClass(\{ ... \}); \newline  \newline var compo = React.render(\textless{}Component /\textgreater{}, mountnode);} \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}{Before Rendering}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{React.createClass(\{ \newline   componentWillMount: function () \{ \newline     \$.get(this.props.url, function (data) \{ \newline       this.setState(data); \newline     \}); \newline   \}, \newline  \newline   render: function () \{ \newline     return ( \newline       \textless{}CommentList data=\{this.state.data\} /\textgreater{} \newline     ); \newline   \} \newline \});} \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}{Default Properties}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{React.createClass(\{ \newline   getDefaultProps: function () \{ \newline     return \{name: ''\}; \newline   \} \newline );} \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}{Initial States}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{React.createClass(\{ \newline   getInitialState: function () \{ \newline     return \{data: {[}{]}\}; \newline   \}, \newline  \newline   render: function () \{ \newline     return ( \newline       \textless{}CommentList data=\{this.state.data\} /\textgreater{} \newline     ); \newline   \} \newline \});} \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}{Lifecycle}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{componentWillMount() \newline componentDidMount() \newline  \newline // not on initial render \newline componentWillReceiveProps(props) \newline shouldComponentUpdate(props, state) \newline componentWillUpdate(props, state) \newline componentDidUpdate(prevProps, prevState) \newline  \newline componentWillUnmount() \newline  \newline // ...there is no DidUnmount or ReceiveState.} \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}{Methods}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{\{ \newline   render: function() \newline   getInitialState: function() \newline   getDefaultProps: function() \newline   mixins: {[}{]} \newline   propTypes: \{\}       /{\emph{ for validation }}/ \newline   statics: \{ .. \}     /{\emph{ static methods }}/ \newline   displayName: '..'   /{\emph{ automatically filled in by jsx }}/ \newline \}} \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}{API}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{c.getDOMNode() // deprecated 0.13 \newline React.findDOMNode(c) // 0.13+ \newline  \newline c.forceUpdate() \newline c.isMounted()} \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}{Properties}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{this.setProps(\{ fullscreen: true \}); \newline this.props.fullscreen === true \newline  \newline this.replaceProps(\{ ... \});} \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}{States}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{this.setState(\{ editing: true \}); \newline this.state.editing === true \newline  \newline this.replaceState(\{ ... \});} \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}{Basic class}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{React.createClass(\{ \newline   render: function () \{ \newline     return ( \newline       \textless{}div\textgreater{}Hello \{this.props.name\}\textless{}/div\textgreater{} \newline     ); \newline   \} \newline \});} \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}{Actions}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{\textless{}form onSubmit=\{this.handleSubmit\}\textgreater{} \newline   Name: \textless{}input ref="name"\textgreater{} \newline \textless{}/form\textgreater{} \newline  \newline React.createClass(\{ \newline   handleSubmit: function (event) \{ \newline     name = this.refs{[}'name'{]}.getDOMNode().value; \newline     // see two-way binding below \newline   \} \newline \})} \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}{Two-way binding}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{React.createClass(\{ \newline   mixins: {[}React.addons.LinkedStateMixin{]}, \newline   getInitialState: function() \{ \newline     return \{value: 'Hello!'\}; \newline   \}, \newline   render: function() \{ \newline     return \textless{}input type="text" valueLink=\{this.linkState('value')\} /\textgreater{}; \newline   \} \newline \}); \newline // LinkedStateMixin adds a method to your React component called \newline // linkState().} \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}{Lists}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{var TodoList = React.createClass(\{ \newline   render: function() \{ \newline     var createItem = function(itemText) \{ \newline       return \textless{}li\textgreater{}\{itemText\}\textless{}/li\textgreater{}; \newline     \}; \newline     return \textless{}ul\textgreater{}\{this.props.items.map(createItem)\}\textless{}/ul\textgreater{}; \newline   \} \newline \});} \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}{Property validations}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{React.createClass(\{ \newline   propTypes: \{ \newline     // required \newline     requiredFunc: \seqsplit{React.PropTypes.func.isRequired}, \newline     requiredAny: \seqsplit{React.PropTypes.any.isRequired}, \newline  \newline     // primitives, optional by default \newline     bool: React.PropTypes.bool, \newline     func: React.PropTypes.func, \newline     number: React.PropTypes.number, \newline     string: React.PropTypes.string, \newline   \} \newline \});} \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}{Class set}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{render: function() \{ \newline   var cx = React.addons.classSet; \newline   var classes = cx(\{ \newline     'message': true, \newline     'message-important': this.props.isImportant, \newline     'message-read': this.props.isRead \newline   \}); \newline   // same final string, but much cleaner \newline   return \textless{}div className=\{classes\}\textgreater{}Great Scott!\textless{}/div\textgreater{}; \newline \}} \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}{Propagating properties to children}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{var VideoPlayer = React.createClass(\{ \newline   render: function() \{ \newline     return \textless{}VideoEmbed \{...this.props\} controls='false' /\textgreater{}; \newline   \} \newline \}); \newline  \newline \textless{}VideoPlayer src="video.mp4" /\textgreater{}} \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}{Mixins}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{var TickTock = React.createClass(\{ \newline   mixins: {[}SetIntervalMixin{]} \newline \} \newline  \newline SetIntervalMixin = \{ \newline   componentWillMount: function() \{ .. \} \newline \}} \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}{Source}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Thanks to \seqsplit{http://ricostacruz.com/cheatsheets/react.html}% Row Count 2 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}