\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{Sueva}
\pdfinfo{
  /Title (java.pdf)
  /Creator (Cheatography)
  /Author (Sueva)
  /Subject (Java Cheat Sheet)
}

% Lengths and widths
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\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}{276913}
\definecolor{LightBackground}{HTML}{F8FAF7}
\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{Java Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Sueva} via \textcolor{DarkBackground}{\uline{cheatography.com/88639/cs/20337/}}}
\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}Sueva \\
  \uline{cheatography.com/sueva} \\
  \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 23rd August, 2019.\\
   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}{Struktur}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Java ist eine objektorientierte Programmiersprache. Sie besteht aus Klassen, Objekten, Methoden und Variablen. Jede Zeile Code muss in einer Klasse sein. Jedes Programm hat eine start-Methode, die durch {\bf{main()}} gekennzeichnet wird.} \tn 
% Row Count 5 (+ 5)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Klassen}}\{\{nl\}\}Klassen sind das zentrale Element; geben vor, wie Objekte aussehen sollen} \tn 
% Row Count 7 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Objekte}} Ist mir gerade nicht klar, wie ich dies definieren soll. Zu jedem Objekt gibt es einen Construktor.} \tn 
% Row Count 10 (+ 3)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Methoden}} ist die Bezeichnung von Funktionen in Java. Diese k{\"o}nnen Daten ver{\"a}ndern, erzeugen und l{\"o}schen.} \tn 
% Row Count 13 (+ 3)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Variablen}} Variablen sind einzelne Werte, Daten; Sie müssen einem Typ zugeordnet werden (String, int); z.B. \{\{nl\}\}String name ="Dave;\{\{nl\}\}int age=16} \tn 
% Row Count 17 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Vererbung}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Java ist ''hierarchisch'' aufgebaut. Dadurch k{\"o}nnen Eigenschaften von h{\"o}heren Ebenen vererbt werden, aber dort auch individualisiert werden} \tn 
% Row Count 3 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Nutzereingabe}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{class Nutzereingabe\{ \newline   public static void main(String{[}{]} args)\{ \newline    Scanner myScanner = new Scanner(); \newline    \seqsplit{System.out.println.("Eingabe");} \newline  \newline    String line = myScanner.nextLine(); \newline    \seqsplit{System.out.println("Deine} Eingabe: "+line); \newline \} \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}{Bedingungen}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{If - else}}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{if(expression)\{\{\{nl\}\}statements\{\{nl\}\}\}else if(expression)\{\{\{nl\}\}statements\{\{nl\}\}\}else\{\{\{nl\}\}statements} \tn 
% Row Count 4 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Datenkonversion}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{String to number}}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{int i = integer.parseInt(str)} \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Any Type to String}}} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{String s= String.valueOf(value)} \tn 
% Row Count 4 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Schleifen}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{While Loop}}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{while(expression)\{\{\{nl\}\}statements\{\{nl\}\}\}} \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Do-While-Loop}}} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{do\{\{\{nl\}\}statements\{\{nl\}\}\}while(expression);} \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{for-Loop}}} \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{for(int i= 0;I\textless{}max;++1)\{\{nl\}\}statements\{\{nl\}\}\}} \tn 
% Row Count 6 (+ 1)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{for Each Loop}}} \tn 
% Row Count 7 (+ 1)
% Row 7
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{for(var:collection)\{\{\{nl\}\}statements\{\{nl\}\}\}} \tn 
% Row Count 8 (+ 1)
% Row 8
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Switch}}} \tn 
% Row Count 9 (+ 1)
% Row 9
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{switch\{expression)\{\{\{nl\}\}case value:\{\{nl\}\}statements\{\{nl\}\}break;\{\{nl\}\}case value2:\{\{nl\}\}statements\{\{nl\}\}break;\{\{nl\}\}default:\{\{nl\}\}statements\{\{nl\}\}\}} \tn 
% Row Count 12 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{p{0.64701 cm} x{4.32999 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{{\bf{Allgemeine Zeichen}}}}  \tn
% Row 0
\SetRowColor{LightBackground}
I & not \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
|| & oder \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
!= & not equal \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
= & Zuweisung \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
== & ist identisch \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
\textless{} & kleiner \tn 
% Row Count 6 (+ 1)
% Row 6
\SetRowColor{LightBackground}
\textless{}= & kleiner gleich \tn 
% Row Count 7 (+ 1)
% Row 7
\SetRowColor{white}
\% & Modulo \tn 
% Row Count 8 (+ 1)
% Row 8
\SetRowColor{LightBackground}
++ & inkrement \tn 
% Row Count 9 (+ 1)
% Row 9
\SetRowColor{white}
-{}- & dekrement \tn 
% Row Count 10 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.74195 cm} x{3.23505 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{String Methoden}}  \tn
% Row 0
\SetRowColor{LightBackground}
s.length() & L{\"a}nge von s \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
s.charAt(3) & nimm den 3. Buchstaben \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\seqsplit{s.substring(start},end) & substring vom Startzeichen bis Endzeichen \tn 
% Row Count 4 (+ 2)
% Row 3
\SetRowColor{white}
\seqsplit{s.toUpperCase()} & gibt Kopie von s in CAPS \tn 
% Row Count 6 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\seqsplit{s.toLowerCase()} & Kopie von s in Kleinbuchstaben \tn 
% Row Count 8 (+ 2)
% Row 5
\SetRowColor{white}
s.IndexOf(x) & Index des 1. Auftretens von x \tn 
% Row Count 10 (+ 2)
% Row 6
\SetRowColor{LightBackground}
s.replace(old,new) & Suchen-Ersetzen \tn 
% Row Count 12 (+ 2)
% Row 7
\SetRowColor{white}
\seqsplit{s.split(regex)} & Zerteile String \tn 
% Row Count 13 (+ 1)
% Row 8
\SetRowColor{LightBackground}
s.trim() & entfernt Leerzeichen am Anfang und Ende \tn 
% Row Count 15 (+ 2)
% Row 9
\SetRowColor{white}
s.equals(s2) & true, if s equals s2 \tn 
% Row Count 16 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}