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% Packages
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\usepackage{hhline}             % Border under tables
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\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{EthanHann}
\pdfinfo{
  /Title (java-basics-to-intermediate.pdf)
  /Creator (Cheatography)
  /Author (EthanHann)
  /Subject (Java Basics to Intermediate Cheat Sheet)
}

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% This two commands together give roughly
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% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
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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{Java Basics to Intermediate Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{EthanHann} via \textcolor{DarkBackground}{\uline{cheatography.com/34848/cs/10942/}}}
\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}EthanHann \\
  \uline{cheatography.com/ethanhann} \\
  \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 19th February, 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
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% 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}

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\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Primitive Data Types}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\emph{type}} & {\emph{size}} & {\emph{range of values}} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{byte}} & 8-bit {\emph{signed}} 2's comp & (-128 -\textgreater{} 127) \tn 
% Row Count 4 (+ 2)
% Row 2
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{\bf{short}} & 16-bit {\emph{signed}} 2's comp & (-32,768 -\textgreater{} 32,767) \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{int}} & 32-bit {\emph{signed}} 2's comp & (-2\textasciicircum{}31\textasciicircum{} -\textgreater{} 2\textasciicircum{}31\textasciicircum{}-1) \tn 
% Row Count 8 (+ 2)
% Row 4
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{\bf{long}} & 64-bit {\emph{signed}} 2's comp & (-2\textasciicircum{}63\textasciicircum{} -\textgreater{} 2\textasciicircum{}63\textasciicircum{}-1) \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
{\bf{long}} & 64-bit {\emph{unsigned}} & (0 -\textgreater{} 2\textasciicircum{}64\textasciicircum{}-1) \tn 
% Row Count 12 (+ 2)
% Row 6
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{\bf{float}} & \seqsplit{single-precision} 32-bit {\emph{signed}} & (-3.40282347 x 10\textasciicircum{}38\textasciicircum{} -\textgreater{} 3.40282347 x 10\textasciicircum{}38\textasciicircum{}) \tn 
% Row Count 15 (+ 3)
% Row 7
\SetRowColor{white}
{\bf{double}} & \seqsplit{double-precision} 64-bit {\emph{signed}} & \seqsplit{(-1.79769313486231570} x 10\textasciicircum{}308\textasciicircum{} -\textgreater{} \seqsplit{1.79769313486231570} x 10\textasciicircum{}308\textasciicircum{}) \tn 
% Row Count 19 (+ 4)
% Row 8
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{\bf{char}} & 16-bit {\emph{unsigned}} Unicode character & (0 -\textgreater{} 65,535) \tn 
% Row Count 22 (+ 3)
% Row 9
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{\bf{boolean}} & {\emph{size not defined}} & true / false \tn 
% Row Count 25 (+ 3)
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\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Hello World}}  \tn
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\mymulticolumn{1}{x{5.377cm}}{public class HelloWorld \{\{nobreak\}\} \newline \{ \newline     public static void main(String{[}{]} args) \{\{nobreak\}\} \newline     \{ \newline         \seqsplit{System.out.println("Hello} World!"); \{\{nobreak\}\} \newline     \} \newline \} \{\{nobreak\}\}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\begin{tabularx}{5.377cm}{X}
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\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Declaring and Initalizing}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Integers}} \newline % Row Count 1 (+ 1)
`int a, b;` \textless{}-{}- Declare two integer variables \newline % Row Count 2 (+ 1)
`a = 100;` \textless{}-{}- Initialize 'a' with a value of 100 \newline % Row Count 3 (+ 1)
`b = 18;` \textless{}-{}- Initialize 'b' with a value of 18 \newline % Row Count 4 (+ 1)
`int c = a + b;` \textless{}-{}- Declare {\emph{and}} initialize c with the value of a plus b \newline % Row Count 6 (+ 2)
{\bf{Double}} \newline % Row Count 7 (+ 1)
`double a, b;` \newline % Row Count 8 (+ 1)
`a = 1.57;` \newline % Row Count 9 (+ 1)
`b = 9.8765;` \newline % Row Count 10 (+ 1)
`double c = a + b;` \newline % Row Count 11 (+ 1)
It is the same for every {\bf{primitive}} data type.% Row Count 12 (+ 1)
} \tn 
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\mymulticolumn{4}{x{5.377cm}}{\bf\textcolor{white}{Operations on Number Variables}}  \tn
% Row 0
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{\bf{Integer}} & {\emph{sign}} & + - & +99 -or- -99 \tn 
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% Row 1
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 & {\emph{add}} & + & 5 + 3 = 8 \tn 
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% Row 2
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% Row 3
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% Row Count 6 (+ 2)
% Row 4
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% Row 5
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% Row 0
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{\bf{Values}} & {\bf{Literals}} & {\bf{Operations}} & {\bf{Operators}} \tn 
% Row Count 2 (+ 2)
% Row 1
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{\emph{true}} & true & and & \&\& \tn 
% Row Count 3 (+ 1)
% Row 2
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{\emph{false}} & false & or & || \tn 
% Row Count 4 (+ 1)
% Row 3
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 &  & not & ! \tn 
% Row Count 5 (+ 1)
% Row 4
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% Row Count 6 (+ 1)
% Row 6
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false (0) & false (0) & false & false \tn 
% Row Count 8 (+ 2)
% Row 7
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false (0) & true (1) & false & true \tn 
% Row Count 10 (+ 2)
% Row 8
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true (1) & false (0) & false & true \tn 
% Row Count 11 (+ 1)
% Row 9
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true (1) & true (1) & true & true \tn 
% Row Count 12 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}----}
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\par\addvspace{1.3em}

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\SetRowColor{DarkBackground}
\mymulticolumn{4}{x{5.377cm}}{\bf\textcolor{white}{Comparison Operators}}  \tn
% Row 0
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{\bf{Operator}} & {\bf{Meaning}} & {\bf{true}} & {\bf{false}} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
== & equal & 2 == 2 \{\{nobreak\}\} & 2 == 3 \{\{nobreak\}\} \tn 
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% Row 2
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% Row Count 5 (+ 1)
% Row 3
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\textless{} & less than & 2 \textless{} 13 & 2 \textless{} 2 \tn 
% Row Count 6 (+ 1)
% Row 4
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% Row Count 8 (+ 2)
% Row 5
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\textgreater{} & greater than & 13 \textgreater{} 2 & 2 \textgreater{} 13 \tn 
% Row Count 9 (+ 1)
% Row 6
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\textgreater{}= & greater than or equal & 3 \textgreater{}= 2 & 2 \textgreater{}= 3 \tn 
% Row Count 11 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}----}
\SetRowColor{LightBackground}
\mymulticolumn{4}{x{5.377cm}}{Examples: \newline {\bf{Check if a number is a multiple of 2}} \newline `(x \% 2 == 0)` returns true if x is a multiple of 2 \newline  \newline {\bf{Check months}} \newline `(month \textgreater{}= 1) \&\& (month \textless{}= 12)` returns true if month is between 1 and 12}  \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}{Printing and Parsing}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Printing to console}} \newline % Row Count 1 (+ 1)
`System.out.print(String s);` {\emph{print s}} \newline % Row Count 2 (+ 1)
\seqsplit{`System.out.println(String} s);` {\emph{print s followed by newline}} \newline % Row Count 4 (+ 2)
`System.out.println();` {\emph{print a newline}} \newline % Row Count 5 (+ 1)
{\bf{Parse command-line args}} \newline % Row Count 6 (+ 1)
`int Integer.parseInt(String s);` {\emph{convert s to an int value}} \newline % Row Count 8 (+ 2)
`double \seqsplit{Double.parseDouble(String} s);` {\emph{convert s to a double value}} \newline % Row Count 10 (+ 2)
`long Long.parseLong(String s);` {\emph{convert s to a long value}}% Row Count 12 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}