\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{theese}
\pdfinfo{
  /Title (oo-javascript.pdf)
  /Creator (Cheatography)
  /Author (theese)
  /Subject (OO Javascript 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}{FF4A26}
\definecolor{LightBackground}{HTML}{FFF3F1}
\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{OO Javascript Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{theese} via \textcolor{DarkBackground}{\uline{cheatography.com/33557/cs/10451/}}}
\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}theese \\
  \uline{cheatography.com/theese} \\
  \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 8th January, 2017.\\
   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}{Getter and Setter}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{// "Class" \newline function Point()\{ \newline     this.X = 0; \newline     this.Y = 0; \newline \} \newline  \newline // Define getter \newline Object.\_\_defineGetter\_\_.call(Point.prototype, "getCoords", function()\{ \newline     return this.X + ", " + this.Y; \newline \}); \newline  \newline // Define setter \newline Object.\_\_defineSetter\_\_.call(Point.prototype, "setCoords", function(coords)\{ \newline     var part = \seqsplit{coords.toString().split("}, "); \newline     this.X = part{[}0{]} || ""; \newline     this.Y = part{[}1{]} || ""; \newline \}); \newline  \newline // Usage \newline var testPoint = new Point(); \newline testPoint.setCoords = "10, 20"; \newline document.write(testPoint.getCoords);} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Defining setter and getter}  \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}{Inharitance}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{function Animal()\{ \newline     this.name = "Animal"; \newline     this.toString = function()\{ \newline         return "This is " + this.name; \newline     \}; \newline \} \newline  \newline function Canine()\{ \newline     this.name = "Canine"; \newline \} \newline  \newline function Wolf()\{ \newline     this.name = "Wolf"; \newline \} \newline  \newline // Inheriting \newline Canine.prototype = new Animal(); \newline Wolf.prototype = new Canine(); \newline  \newline // There is need to re-reference constructors \newline Canine.prototype.constructor = Canine; \newline Wolf.prototype.constructor = Wolf; \newline  \newline // Function for quick inheriting \newline function extend(child, parent)\{ \newline     var temp = function()\{\}; \newline  \newline     temp.prototype = parent.prototype; \newline     child.prototype = new temp(); \newline     \seqsplit{child.prototype.constructor} = child; \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}{Defining get and set properties}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{function Point()\{ \newline     this.X = 0; \newline     this.Y = 0; \newline \} \newline  \newline Object.defineProperty(Point.prototype, 'pointPos', \{ \newline     get: function()\{ \newline         return "X: " + this.X + " Y: " + this.Y; \newline     \} \newline     set: function(point)\{ \newline         var parts = point.toString().split(", "); \newline         this.X = parts{[}0{]} || ""; \newline         this.Y = parts{[}1{]} || ""; \newline     \} \newline \}); \newline  \newline // Usage \newline var testPoint = new Point(); \newline testPoint.pointPos = "10, 20"; \newline document.write(testPoint.pointPos);} \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}{Define get and set prototype}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{function Circle(radius)\{ \newline     this.\_radius = radius; \newline \} \newline  \newline // Define prototype \newline Circle.prototype = \{ \newline     set radius(radius)\{ this.\_radius = radius; \} \newline     get radius()\{ return this.\_radius; \} \newline     get area()\{ return Math.PI * Math.pow(this.\_radius, 2); \} \newline \}; \newline  \newline // Usage \newline var circle = new Circle(10); \newline circle.radius = 5; \newline document.write(circle.area); \newline  \newline // Usage} \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}{Call parent method}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{// Call parent method \newline Wolf.prototype.height = function()\{ \newline     var height = \seqsplit{Canide.prototype.height.apply(this);} \newline     return height * 1.2; \newline \};} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}