\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{Dimitrios Mistriotis (dimitrios)} \pdfinfo{ /Title (coffeescript.pdf) /Creator (Cheatography) /Author (Dimitrios Mistriotis (dimitrios)) /Subject (CoffeeScript 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}{020EBD} \definecolor{LightBackground}{HTML}{F7F7FC} \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{CoffeeScript Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{Dimitrios Mistriotis (dimitrios)} via \textcolor{DarkBackground}{\uline{cheatography.com/336/cs/167/}}} \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}Dimitrios Mistriotis (dimitrios) \\ \uline{cheatography.com/dimitrios} \\ \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Published 23rd December, 2011.\\ 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*}{3} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Usage}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{-c, -{}-compile} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{-i, -{}-interactive} \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{-o, -{}-output {[}DIR{]}} \tn % Row Count 3 (+ 1) % Row 3 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{-p, -{}-print} \tn % Row Count 4 (+ 1) % Row 4 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{-e, -{}-eval} \tn % Row Count 5 (+ 1) % Row 5 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{-{}-nodejs} \tn % Row Count 6 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{most commonly used parameters from coffeescript.org} \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}{Functions}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{{\emph{\#Last expression value is return value}} \newline % Row Count 1 (+ 1) fill = (container, liquid = "coffee") -\textgreater{} \newline % Row Count 2 (+ 1) ~~"Filling the \#\{container\} with \#\{liquid\}..." \newline % Row Count 4 (+ 2) {\emph{\# internal variables override outer ones}} \newline % Row Count 5 (+ 1) message = 'Outer' \newline % Row Count 6 (+ 1) getMessage = -\textgreater{} message \newline % Row Count 7 (+ 1) overrideMessage = -\textgreater{} message = 'Inner' \newline % Row Count 8 (+ 1) overrideMessage() == 'Inner' \newline % Row Count 9 (+ 1) {\emph{\# supports splats}} \newline % Row Count 10 (+ 1) returnAllArgs = (allargs...) -\textgreater{} allargs \newline % Row Count 11 (+ 1) returnAllArgs('first', 'second', 'third') == {[}'first', 'second', 'third'{]} \newline % Row Count 13 (+ 2) returnAllButFirst = (firstArg, rest...) -\textgreater{} rest \newline % Row Count 14 (+ 1) \seqsplit{returnAllButFirst('first'}, 'second', 'third') == {[}'second', 'third'{]} \newline % Row Count 16 (+ 2) {\emph{\#destructuring assignment}} \newline % Row Count 17 (+ 1) weatherReport = (location) -\textgreater{} {[}location, 22, 'Mostly sunny'{]} \newline % Row Count 19 (+ 2) {[}city, temperature, forecast{]} = weatherReport 'London' \newline % Row Count 21 (+ 2) city == 'London' \newline % Row Count 22 (+ 1) temperature == 22% Row Count 23 (+ 1) } \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}{Higher Order}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{2 in {[}1..3{]} == true \newline % Row Count 1 (+ 1) {\emph{\#Javascript-style filter}} \newline % Row Count 2 (+ 1) even = (a) -\textgreater{} a \% 2 == 0 \newline % Row Count 3 (+ 1) {[}1..6{]}.filter even == {[}2, 4, 6{]} \newline % Row Count 4 (+ 1) {\emph{\# CoffeeScript-style filter}} \newline % Row Count 5 (+ 1) odds = (x for x in {[}1..6{]} when not even x) \newline % Row Count 6 (+ 1) {\emph{\# CoffeeScript-style map}} \newline % Row Count 7 (+ 1) twice = (a) -\textgreater{} a * 2 \newline % Row Count 8 (+ 1) doubles = (twice x for x in {[}1..6{]})% Row Count 9 (+ 1) } \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}{Objects}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{~~~~meglomaniac = \{\} \newline % Row Count 1 (+ 1) ~~~~beforeEach -\textgreater{} \newline % Row Count 2 (+ 1) ~~~~~~meglomaniac = \newline % Row Count 3 (+ 1) ~~~~~~~~mastermind: 'The Monarch' \newline % Row Count 5 (+ 2) ~~~~~~~~henchwoman: 'Dr Girlfriend' \newline % Row Count 7 (+ 2) ~~~~~~~~theBomb: true \newline % Row Count 9 (+ 2) {\emph{\# ? existence operator}} \newline % Row Count 10 (+ 1) meglomaniac.theBomb{\bf{?}} == true \newline % Row Count 11 (+ 1) meglomaniac.theDetonator{\bf{?}} == false \newline % Row Count 12 (+ 1) {\emph{\# properties can be added and deleted}} \newline % Row Count 13 (+ 1) meglomaniac.mastermind2 = 'Agent Smith' \newline % Row Count 14 (+ 1) delete meglomaniac.mastermind \newline % Row Count 15 (+ 1) {\emph{\# prototype to add to all projects}} \newline % Row Count 16 (+ 1) Circle = (radius) -\textgreater{} {\bf{@}}radius = radius \newline % Row Count 17 (+ 1) '{\bf{@}}' = 'this context' In Coffeescript% Row Count 18 (+ 1) } \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}{Inheritance}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{{\emph{\# running example from Muppets}} \newline % Row Count 1 (+ 1) class Muppet \newline % Row Count 2 (+ 1) ~~constructor: (@age, @hobby) -\textgreater{} \newline % Row Count 3 (+ 1) ~~answerNanny: -\textgreater{} "Everything's cool!" \newline % Row Count 4 (+ 1) class SwedishChef extends Muppet \newline % Row Count 5 (+ 1) ~~constructor: (age, hobby, @mood) -\textgreater{} \newline % Row Count 6 (+ 1) ~~~~super(age, hobby) \newline % Row Count 7 (+ 1) ~~cook: -\textgreater{} 'Mmmm soup!' \newline % Row Count 8 (+ 1) @swedishChef = new SwedishChef 3, 'cooking', 'chillin' \newline % Row Count 10 (+ 2) @swedishChef.cook() == 'Mmmm soup!' \newline % Row Count 11 (+ 1) \#base object \newline % Row Count 12 (+ 1) \seqsplit{@swedishChef.answerNanny()} == "Everything's cool!" \newline % Row Count 14 (+ 2) \#instances to override class methods \newline % Row Count 15 (+ 1) gonzo = new Muppet 3, 'daredevil performer' \newline % Row Count 16 (+ 1) gonzo.answerNanny = -\textgreater{} 'Hehehe!'% Row Count 17 (+ 1) } \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}{Hello World}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{{\bf{echo}} "console.log 'Hello World'" {\bf{\textgreater{}}} hello.coffee \newline % Row Count 2 (+ 2) {\bf{coffee}} hello.coffee% Row Count 3 (+ 1) } \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}{Arrays}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{{[}1..5{]} == {[}1, 2, 3, 4, 5{]} \newline % Row Count 1 (+ 1) {[}1...5{]} == {[}1, 2, 3, 4{]} {\emph{\# extra dot}} \newline % Row Count 2 (+ 1) {[}3..1{]} == {[}3, 2, 1{]} \newline % Row Count 3 (+ 1) fourNumberArray = {[}1, 2, 3, 4{]} \newline % Row Count 4 (+ 1) fourNumberArray.push(5, 6) \newline % Row Count 5 (+ 1) fourNumberArray == {[}1, 2, 3, 4, 5, 6{]} \newline % Row Count 6 (+ 1) {[}1..10{]}{[}3..5{]} == {[}4, 5, 6{]} {\emph{\# range slicing}} \newline % Row Count 7 (+ 1) "my string"{[}0..1{]} == "my" {\emph{\# string slicing}} \newline % Row Count 8 (+ 1) {\emph{\#iterate with hasOwnProperty check}} \newline % Row Count 9 (+ 1) for own key, value of object \newline % Row Count 10 (+ 1) copyOfArray = array.slice()% Row Count 11 (+ 1) } \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}{Array Reduction}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{{\emph{\# Javascript style}} \newline % Row Count 1 (+ 1) total = (i, a) -\textgreater{} i + a \newline % Row Count 2 (+ 1) reduction = {[}1..3{]}.reduce total == 6 \newline % Row Count 3 (+ 1) {\emph{\# Coffeescript-style}} \newline % Row Count 4 (+ 1) total = 0 \newline % Row Count 5 (+ 1) sum = (a) -\textgreater{} total = total + a \newline % Row Count 6 (+ 1) sum x for x in {[}1..3{]} \newline % Row Count 7 (+ 1) total == 6% Row Count 8 (+ 1) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{MDN Documentation: \newline http://tinyurl.com/arreduce} \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}{Credits}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{This cheat sheet is (mostly) based on work of sleepyfox, which can be found here: \seqsplit{https://github.com/sleepyfox/coffeescript-koans} \newline % Row Count 3 (+ 3) CoffeeScript @github: \newline % Row Count 4 (+ 1) \seqsplit{http://jashkenas.github.com/coffee-script/}% Row Count 5 (+ 1) } \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}{Misc}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Official Site: http://coffeescript.org/ \newline % Row Count 1 (+ 1) Book: \seqsplit{http://pragprog.com/book/tbcoffee/coffeescript} \newline % Row Count 3 (+ 2) Smooth CoffeeScript: http://tiny.cc/smoothcs \newline % Row Count 4 (+ 1) Jitter (compiler after modifying files): \newline % Row Count 5 (+ 1) \seqsplit{https://github.com/TrevorBurnham/jitter} \newline % Row Count 6 (+ 1) Codeschool Course: \newline % Row Count 7 (+ 1) \seqsplit{http://www.codeschool.com/courses/coffeescript}% Row Count 8 (+ 1) } \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}{Logo}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/dimitrios_1324666945_coffeescript_logo.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}