\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{mwvdlee} \pdfinfo{ /Title (knockout-js.pdf) /Creator (Cheatography) /Author (mwvdlee) /Subject (Knockout.js 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}{C45305} \definecolor{LightBackground}{HTML}{FBF4EF} \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{Knockout.js Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{mwvdlee} via \textcolor{DarkBackground}{\uline{cheatography.com/2275/cs/3811/}}} \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}mwvdlee \\ \uline{cheatography.com/mwvdlee} \\ \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Published 2nd April, 2015.\\ Updated 13th 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*}{3} \begin{tabularx}{5.377cm}{x{1.75434 cm} x{1.00248 cm} p{0.4177 cm} x{1.00248 cm} } \SetRowColor{DarkBackground} \mymulticolumn{4}{x{5.377cm}}{\bf\textcolor{white}{Annotations}} \tn % Row 0 \SetRowColor{LightBackground} \textasciicircum{}\{\{fa-long-arrow-right\}\}\textasciicircum{} & See \seqsplit{elsewhere} & \textasciicircum{}1\textasciicircum{} & See footnote \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} \textasciicircum{}{\bf{?}}\textasciicircum{} & Optional & \textasciicircum{}R\textasciicircum{} & Ruby on Rails \tn % Row Count 4 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}----} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Viewmodel (JavaScript)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{var {\emph{vm}} = function(value) \{ \newline this.{\emph{variable}} = ko.observable(value); \newline \}; \newline ko.applyBindings(new {\emph{vm}}('...'), DOM\textasciicircum{}?\textasciicircum{});} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Templates (HTML)}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{`\textless{}div data-bind="`bindings\textasciicircum{}\{\{fa-long-arrow-right\}\}\textasciicircum{}`"\textgreater{}`html`\textless{}/div\textgreater{}`} \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{`\textless{}!-{}- ko `bindings\textasciicircum{}\{\{fa-long-arrow-right\}\}\textasciicircum{}` -{}-\textgreater{}`html`\textless{}!-{}- /ko -{}-\textgreater{}`} \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{bt\}\}`\textless{}script type="text/html" id="`T`"\textgreater{}`html`\textless{}/script\textgreater{}`} \tn % Row Count 6 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\textasciicircum{}MSIE\textasciicircum{}Always quote `if` in `\{ 'if': ... \}` bindings.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.9908 cm} x{2.9862 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Observables}} \tn % Row 0 \SetRowColor{LightBackground} \seqsplit{`.isObservable()`} & \seqsplit{`.isWritableObservable()`} \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} `.isComputed()` & `.valueHasMutated()` \tn % Row Count 3 (+ 1) % Row 2 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{\{\{bt\}\}`.subscribe(function(v) \{\}, `trg\textasciicircum{}1{\bf{?}}\textasciicircum{}`, `event\textasciicircum{}2{\bf{?}}\textasciicircum{}`)` : {\emph{s}}} \tn % Row Count 5 (+ 2) % Row 3 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{\seqsplit{`.notifySubscribers(`currentvalue`)`}} \tn % Row Count 6 (+ 1) % Row 4 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{{\emph{s}}`.dispose()`} \tn % Row Count 7 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{\textasciicircum{}1\textasciicircum{} Default to `this`. \newline \textasciicircum{}2\textasciicircum{} `change` (default) or `beforeChange`.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.18988 cm} x{2.78712 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{ko.observable(value)}} \tn % Row 0 \SetRowColor{LightBackground} `()` : {\emph{value}} & `(`value`)` : {\emph{vm}} \tn % Row Count 1 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.18988 cm} x{2.78712 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{\seqsplit{ko.observableArray(array)}}} \tn % Row 0 \SetRowColor{LightBackground} `()` : {\emph{{[}{]}}}\textasciicircum{}1\textasciicircum{} & `(`{[}{]}`)` : {\emph{vm}} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} `.pop()` : {\emph{item}} & `.push(`item`)` \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} `.shift()` : {\emph{item}} & `.unshift(`item`)` \tn % Row Count 4 (+ 2) % Row 3 \SetRowColor{white} `.remove(`item`)`\{\{bb\}\} & `.removeAll()`\{\{bb\}\} \tn % Row Count 6 (+ 2) % Row 4 \SetRowColor{LightBackground} \seqsplit{`.indexOf(`item`)`} : {\emph{-/\#}}\textasciicircum{}1\textasciicircum{} & `.reverse()` \tn % Row Count 8 (+ 2) % Row 5 \SetRowColor{white} `.slice(`s`, `e\textasciicircum{}{\bf{?}}\textasciicircum{}`)` : {\emph{{[}{]}}} & `.splice(`s`, `l\textasciicircum{}{\bf{?}}\textasciicircum{}`, `…\textasciicircum{}{\bf{?}}\textasciicircum{}`)` : {\emph{{[}{]}}} \tn % Row Count 11 (+ 3) % Row 6 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{`.sort(function(`a`, `b`)`\textasciicircum{}{\bf{?}}\textasciicircum{} : {\emph{-/0/+}}\textasciicircum{}2\textasciicircum{}`)`} \tn % Row Count 12 (+ 1) % Row 7 \SetRowColor{white} \{\{bt\}\}`.destroy(`item`)`\textasciicircum{}R\textasciicircum{} & \{\{bt\}\}`.destroyAll()` \textasciicircum{}R\textasciicircum{} \tn % Row Count 14 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{\textasciicircum{}1\textasciicircum{} Get length: `().length`. Get item: `(){[}`index`{]}`} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{ko.computed(function() \{\})$^{\textrm{1}}$}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{`()` : {\emph{value}}} \tn % Row Count 1 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\textasciicircum{}1\textasciicircum{} Use `ko.pureComputed` if only observables.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.09034 cm} x{2.88666 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Appearance bindings}} \tn % Row 0 \SetRowColor{LightBackground} `text: `string & `html: `string \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} `css: \{ `class`:`bool`, …\}` & `style: \{ `css`:`value`, …\}` \tn % Row Count 3 (+ 2) % Row 2 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{`attr: \{ `attribute`:`value`, `…` \}`} \tn % Row Count 4 (+ 1) % Row 3 \SetRowColor{white} `visible: `bool & `template: `string/\{\}\textasciicircum{}\{\{fa-long-arrow-right\}\}\textasciicircum{} \tn % Row Count 6 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.23965 cm} x{2.73735 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{"template" appearance binding}} \tn % Row 0 \SetRowColor{LightBackground} `name: `string & `nodes: `{[}DOM, …{]} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} `data: `{[}{]} & `if: `bool \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} `foreach: `{[}{]} & `as: `string \tn % Row Count 3 (+ 1) % Row 3 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{\{\{bt\}\}`afterRender: `function({[}DOM{]}, context)} \tn % Row Count 4 (+ 1) % Row 4 \SetRowColor{LightBackground} `afterAdd: `function & `beforeRemove: `function \tn % Row Count 6 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{3.43413 cm} x{1.54287 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Control flow bindings}} \tn % Row 0 \SetRowColor{LightBackground} `foreach: `{[}{]}/\{\}\textasciicircum{}\{\{fa-long-arrow-right\}\}\textasciicircum{} & `with: `observable \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} `if: `bool & `ifnot: `bool \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{`component: `observable} \tn % Row Count 5 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.38896 cm} x{2.58804 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{"foreach" control flow binding}} \tn % Row 0 \SetRowColor{LightBackground} `data: `{[}{]} & `as: `string \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{\{\{bt\}\}`afterRender: `function} \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} `afterAdd: `function & `beforeRemove: `function \tn % Row Count 4 (+ 2) % Row 3 \SetRowColor{white} `beforeMove: `function & `afterMove: `function \tn % Row Count 6 (+ 2) % Row 4 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{\{\{bt\}\}`includeDestroyed`\textasciicircum{}R\textasciicircum{}`: `bool} \tn % Row Count 7 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.78712 cm} x{2.18988 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Form bindings}} \tn % Row 0 \SetRowColor{LightBackground} `click: `function & `event: \{ `event`: `function` \}` \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{`submit: `function} \tn % Row Count 3 (+ 1) % Row 2 \SetRowColor{LightBackground} `value: `string & `textinput:`\textasciicircum{}1\textasciicircum{} string \tn % Row Count 5 (+ 2) % Row 3 \SetRowColor{white} `enable: `bool & `disable: `bool \tn % Row Count 6 (+ 1) % Row 4 \SetRowColor{LightBackground} `hasFocus: `bool & `checked: `bool \tn % Row Count 7 (+ 1) % Row 5 \SetRowColor{white} `options: `{[}{]}/\{\}\textasciicircum{}\{\{fa-long-arrow-right\}\}\textasciicircum{} & `uniqueName: `bool \tn % Row Count 9 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{\textasciicircum{}1\textasciicircum{} Updates value on keypress, clipboard, etc.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.63781 cm} x{2.33919 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{"options" form bindings}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{`optionsCaption: `string} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} `optionsText: `string & `optionsValue: `string \tn % Row Count 3 (+ 2) % Row 2 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{`optionsAfterRender: `function} \tn % Row Count 4 (+ 1) % Row 3 \SetRowColor{white} `selectedOptions`\textasciicircum{}1\textasciicircum{}`: `{[}{]} & `valueAllowUnset: `bool \tn % Row Count 6 (+ 2) % Row 4 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{`optionsIncludeDestroyed`\textasciicircum{}R\textasciicircum{}`: `bool} \tn % Row Count 7 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{\textasciicircum{}1\textasciicircum{} Only for multiple selects.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.23965 cm} x{2.73735 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Context variables}} \tn % Row 0 \SetRowColor{LightBackground} `\$root` : {\emph{vm}} & `\$component` : {\emph{vm}} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} `\$parent` : {\emph{vm}} & `\$parents{[}`index`{]}` : {\emph{vm}} \tn % Row Count 3 (+ 2) % Row 2 \SetRowColor{LightBackground} `\$data` : {\emph{vm}}\{\{bb\}\} & `\$rawData` : {\emph{vm}}\{\{bb\}\} \tn % Row Count 5 (+ 2) % Row 3 \SetRowColor{white} \{\{br\}\}`\$element` : {\emph{DOM}} & \{\{bb\}\}`\$index`\textasciicircum{}1\textasciicircum{} : {\emph{integer}} \tn % Row Count 7 (+ 2) % Row 4 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{\seqsplit{`\$componentTemplateNodes`} : {\emph{DOM array}}} \tn % Row Count 8 (+ 1) % Row 5 \SetRowColor{white} \{\{bt\}\}`\$context` : {\emph{context}} & \{\{bt\}\}`\$parentContext` : {\emph{context}} \tn % Row Count 10 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{\textasciicircum{}1\textasciicircum{} Only available in `foreach` loops.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Writable ko.computed(…)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{this.value = ko.observable(); \newline this.double = ko.pureComputed(\{ \newline read: function () \{ return this.value * 2; \}, \newline write: function(v) \{ this.value(v / 2); \}, \newline owner: this\textasciicircum{}{\bf{?}}\textasciicircum{} \newline \});} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Builtin extenders}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{`.extend(\{ rateLimit: \{ timeout: `milliseconds`, method: `method\textasciicircum{}1{\bf{?}}\textasciicircum{}` \} \})`} \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{`.extend(\{ notify: 'always' \});`} \tn % Row Count 3 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\textasciicircum{}1\textasciicircum{} \seqsplit{`notifyAtFixedRate`/`notifyWhenChangesStop`}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Custom extenders}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{ko.extenders.log = function(target, option) \{ \newline \seqsplit{target.subscribe(function(newValue)} \{ \newline console.log(option + ": " + newValue); \newline \}); \newline return target; \newline \};} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}