\documentclass[10pt,a4paper]{article}

% Packages
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\usepackage{multicol}           % Allows multicols in tables
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\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{Ann Santhosh}
\pdfinfo{
  /Title (r-programming.pdf)
  /Creator (Cheatography)
  /Author (Ann Santhosh)
  /Subject (R Programming Cheat Sheet)
}

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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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% 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{R Programming Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Ann Santhosh} via \textcolor{DarkBackground}{\uline{cheatography.com/67113/cs/16795/}}}
\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}Ann Santhosh \\
  \uline{cheatography.com/ann-santhosh} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 30th August, 2018.\\
   Updated 30th August, 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*}{3}

\begin{tabularx}{5.377cm}{x{2.38896 cm} x{2.58804 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Utility Functions}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{getwd()}} & Find the working dir. \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{setwd("C:/file/path")}}\{\{nobreak\}\} & Set the working dir. \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{ls()}} & List variables \tn 
% Row Count 5 (+ 1)
% Row 3
\SetRowColor{white}
{\bf{rm(object)}} & Delete object \tn 
% Row Count 6 (+ 1)
% Row 4
\SetRowColor{LightBackground}
{\bf{str(object)}} & Displays internal structure of R object \tn 
% Row Count 8 (+ 2)
% Row 5
\SetRowColor{white}
{\bf{help.start()}} & Launch help console \tn 
% Row Count 9 (+ 1)
% Row 6
\SetRowColor{LightBackground}
{\bf{install.packages("package\_name")}} & Install package \tn 
% Row Count 11 (+ 2)
% Row 7
\SetRowColor{white}
{\bf{library(package\_name)}} & Load package \tn 
% Row Count 13 (+ 2)
% Row 8
\SetRowColor{LightBackground}
{\bf{detach(package:package\_name)}} & Remove package\{\{nobreak\}\} \tn 
% Row Count 15 (+ 2)
% Row 9
\SetRowColor{white}
{\bf{scan()}} & Read data values \tn 
% Row Count 16 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Lists}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{list(x=1:5, y=c('a', 'b'))}}\{\{nobreak\}\} & Create list \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
{\bf{is.list()}}\{\{nl\}\}Check if the arg is a list & \{\{bl\}\}{\bf{as.list()}}\{\{nl\}\}Force the arg to list \tn 
% Row Count 6 (+ 3)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{{\bf{lapply(list\_name, function)}}\{\{nl\}\}Apply function over a list and return as list} \tn 
% Row Count 8 (+ 2)
% Row 3
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{{\bf{sapply(list\_name, function)}}\{\{nl\}\}Return as suitable data structure(vector)} \tn 
% Row Count 10 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Strings}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{c("String1","String2")}}\{\{nobreak\}\} & Create a string vector\{\{nobreak\}\} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{toString(x)}} & Convert to string \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
{\bf{noqutoe(string)}} & Print string w/o quote \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{sprintf()}} & Print text \& var values \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
{\bf{cat()}} & Concatenate \& print \tn 
% Row Count 8 (+ 1)
% Row 5
\SetRowColor{white}
{\bf{toupper(string)}} & Convert to uppercase \tn 
% Row Count 9 (+ 1)
% Row 6
\SetRowColor{LightBackground}
{\bf{tolower(string)}} & Convert to lowercase \tn 
% Row Count 10 (+ 1)
% Row 7
\SetRowColor{white}
{\bf{substr(string,n,m)}} & Extract substrings in a string from n to m \tn 
% Row Count 13 (+ 3)
% Row 8
\SetRowColor{LightBackground}
{\bf{strsplit(string," ")}} & Split elements of string\{\{nobreak\}\} \tn 
% Row Count 15 (+ 2)
% Row 9
\SetRowColor{white}
{\bf{paste(c("a","b"),"c")}}\{\{nl\}\}Concatenate vectors & \{\{bl\}\}{\bf{paste0(c("a","b"),"c")}}\{\{nl\}\}Concat w/o separator \tn 
% Row Count 18 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{3.4839 cm} x{1.4931 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Probability Distributions}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{rbinom(n, size, prob)}} & Binomial \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
{\bf{rpois(n, lambda)}} & Poisson \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
{\bf{runif(n, min=0, max=1)}} & Uniform \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
{\bf{rnorm(n, mean=0, sd=1)}} & Normal \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
{\bf{rexp(n, rate=1)}} & Exponential \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}{Vectors}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{c(2, 4, 6)}} & Numeric vector \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
{\bf{c("one","two","thr\{\{nobreak\}\}")}} & Character vector \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{c(TRUE,FALSE)}} & Logical vector \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
{\bf{rep(1:2,times=3)}} & Repeat a vector \tn 
% Row Count 6 (+ 2)
% Row 4
\SetRowColor{LightBackground}
{\bf{rep(1:2,each=3)}} & Repeat the elements \tn 
% Row Count 7 (+ 1)
% Row 5
\SetRowColor{white}
{\bf{which.min()}}\{\{nl\}\}Index of the min & \{\{bl\}\}{\bf{which.max()}}\{\{nl\}\}Index of the max \tn 
% Row Count 10 (+ 3)
\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}{Data Frames}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{data.frame(x=1:2, \{\{nl\}\}y=c('a', 'b'))}} & Create data frame \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{View(df\_name)}} & See full dataframe \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{head(df\_name)}} & See first 6 rows \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{tail(df\_name)}} & See last 6 rows \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
{\bf{df\_name{[}cond, {]}}} & Row filter \tn 
% Row Count 9 (+ 1)
% Row 5
\SetRowColor{white}
{\bf{df\_name{[}c("column"){]}}}\{\{nobreak\}\} & Column filter \tn 
% Row Count 11 (+ 2)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{{\bf{df\_name{[}cond1, {]}{[} ,cond2{]}}}\{\{nl\}\}Row and Column filter} \tn 
% Row Count 13 (+ 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}{Functions}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{function\_name \textless{}- function(var)\{ \newline Do something \newline return(new\_variable)\}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{args(function\_name)}} - Arguments of func \newline {\bf{body(function\_name)}} - Body of func}  \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}{Flow Control}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{If Statement -}}  \newline if (condition)\{ \newline Do something \newline \} else \{ \newline Do something different\} \newline -{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}- \newline {\bf{Ifelse Statement -}} \newline ifelse(condition, Do something, Do something different) \newline -{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}- \newline {\bf{Switch Statement -}} \newline switch("beta","alpha=1,beta=2,gamma=3,4)} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Loops}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{For Loop -}} \{\{nl\}\}`for (var in sequence)\{Do something\}` & \{\{bl\}\}{\bf{While Loop -}} \{\{nl\}\}`while (condition)\{ Do something\}` \tn 
% Row Count 4 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{0.9154 cm} x{2.51735 cm} x{1.14425 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Visualizations}}  \tn
% Row 0
\SetRowColor{LightBackground}
\seqsplit{barplot()} & \{\{bl\}\}plot() & \{\{bl\}\}qqnorm() \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
pie() & \{\{bl\}\}plot(density())\{\{nobreak\}\} & \{\{bl\}\}qplot() \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\seqsplit{mosaicplot()} & \{\{bl\}\}pairs() & \{\{bl\}\}boxplot() \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
hist() & \{\{bl\}\}matplot() & \{\{bl\}\}ggplot() \tn 
% Row Count 8 (+ 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}{Arrays}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{{\bf{array(1:24, dim=c(4,3,2), dimnames=......)}} \newline % Row Count 1 (+ 1)
Create array with 4 rows, 3 cols and 2 groups% Row Count 2 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.69349 cm} x{1.87657 cm} x{1.00694 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Matrices}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{{\bf{m1 \textless{}- matrix(1:12, now=4, ncol=3, dimnames=....)}}\{\{nl\}\}Create a matrix with 4 rows and 3 columns} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{t(m)}} & Transpose of matrix &  \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{rbind(m1,m2)}}\{\{nl\}\}Combine by row & \{\{bl\}\}{\bf{cbind(m1,m2)}}\{\{nl\}\}Combine by column &  \tn 
% Row Count 7 (+ 3)
% Row 3
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{\{\{bt\}\}{\emph{The following applies to arrays also:}}} \tn 
% Row Count 8 (+ 1)
% Row 4
\SetRowColor{LightBackground}
{\bf{dimnames(m)}} & \{\{bl\}\}{\bf{dim(m)}} & \{\{bl\}\}{\bf{colnames(m)}} \tn 
% Row Count 11 (+ 3)
% Row 5
\SetRowColor{white}
{\bf{rownames(m)}} & \{\{bl\}\}{\bf{nrow(m)}} & \{\{bl\}\}{\bf{ncol(m)}} \tn 
% Row Count 14 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.33919 cm} x{2.63781 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Descriptive Statistics}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{summary(object)}}\{\{nobreak\}\} & Summary of object \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{class(object)}} & Find class of an R object \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{length(object)}} & Get length of an object \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{quantile(x)}} & Find quantiles \tn 
% Row Count 7 (+ 1)
% Row 4
\SetRowColor{LightBackground}
{\bf{rowMeans(x)/\{\{nl\}\}colMeans(x)}} & \{\{bl\}\}{\bf{rowSums(x)/\{\{nl\}\}colSums(x)}} \tn 
% Row Count 9 (+ 2)
% Row 5
\SetRowColor{white}
{\bf{table(x)}} & Build a contingency table \tn 
% Row Count 11 (+ 2)
% Row 6
\SetRowColor{LightBackground}
{\bf{describe(object)}} & Description of object \tn 
% Row Count 13 (+ 2)
% Row 7
\SetRowColor{white}
{\bf{subset(x,cond)}} & Create subsets \tn 
% Row Count 14 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Hypothesis Testing}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{{\bf{t.test(data, mu=3)}}\{\{nl\}\}One sample two-sided t-test} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{{\bf{t.test(data, mu=3, alternative='greater')}}\{\{nl\}\}One sample one-sided t-test} \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{{\bf{t.test(data1, data2, mu=0.5)}}\{\{nl\}\}Two sample two-sided t-test} \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{{\bf{t.test(data1, data2, mu=0.5, alternative='less')}}\{\{nobreak\}\}\{\{nl\}\}Two sample one-sided t-test} \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{{\bf{t.test(post\_data, pre\_data, paired=TRUE)}}\{\{nl\}\}Paired test} \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{{\bf{wilcox.test(data, mu=8, alt='less')}}\{\{nl\}\}Wilcoxen test} \tn 
% Row Count 12 (+ 2)
% Row 6
\SetRowColor{LightBackground}
{\bf{cor.test(data1, data2)}}\{\{nobreak\}\}\{\{nl\}\}Correlation test & \{\{bl\}\}{\bf{chisq.test(data)}}\{\{nl\}\}Chi-square test \tn 
% Row Count 15 (+ 3)
% Row 7
\SetRowColor{white}
{\bf{ks.test(data1, data2)}}\{\{nl\}\}If both are frm same distn & \{\{bl\}\}{\bf{shapiro.test(data)}}\{\{nl\}\}Normality test \tn 
% Row Count 18 (+ 3)
% Row 8
\SetRowColor{LightBackground}
{\bf{aov(data1\textasciitilde{} data2)}}\{\{nl\}\}ANOVA & \{\{bl\}\}{\bf{lm(data1\textasciitilde{} data2)}}\{\{nl\}\}Regression \tn 
% Row Count 21 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}