\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{MAOG}
\pdfinfo{
  /Title (cist2381-mobile-app-development.pdf)
  /Creator (Cheatography)
  /Author (MAOG)
  /Subject (CIST2381: Mobile App Development Cheat Sheet)
}

% Lengths and widths
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\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
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\definecolor{LightBackground}{HTML}{F4F9F8}
\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{CIST2381: Mobile App Development Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{MAOG} via \textcolor{DarkBackground}{\uline{cheatography.com/161691/cs/33884/}}}
\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}MAOG \\
  \uline{cheatography.com/maog} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 4th September, 2022.\\
   Updated 29th August, 2022.\\
   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*}{2}

\begin{tabularx}{8.4cm}{x{5.68 cm} x{2.32 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Common Key Commands}}  \tn
% Row 0
\SetRowColor{LightBackground}
Search Everywhere & Double⇧ \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Extend Selection & ⌥↑ \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
Shrink Selection & ⌥↓ \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
Find & ⌘ F \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
Select all Occurrences & ⌃ ⌘G \tn 
% Row Count 5 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4.24 cm} x{3.76 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Android Studio Editor 8.1}}  \tn
% Row 0
\SetRowColor{LightBackground}
Switch Document Tabs \{\{nl\}\}(right or left) & ⌃←  or ⌃→ \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
Switcher & ⌘ Tab \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
Line Numbers & Right Click on Gutter \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
Code Location & Right Click on Element in Breadcrumb \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
Summary of Issues & Click on Validation Bar \tn 
% Row Count 9 (+ 2)
% Row 5
\SetRowColor{white}
Red Squiggly Line in Tab Title & Error in Code \tn 
% Row Count 11 (+ 2)
% Row 6
\SetRowColor{LightBackground}
Detatch Window & Grab Tab Tile and Drag \tn 
% Row Count 13 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Code Lens}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/maog_1661783733_Code Lens.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Hovering the mouse pointer over a marker for a line of code which is currently scrolled out of the viewing area of the editor will display a "lens" overlay containing the block of code}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{1.76 cm} x{6.24 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Splitting Editor Window 8.2}}  \tn
% Row 0
\SetRowColor{LightBackground}
Split Tab & Right click on Tab - choose options \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
Unsplit Tab & Right click on Tab - choose unsplit option \tn 
% Row Count 4 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{5.28 cm} x{2.72 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Code Completion 8.3}}  \tn
% Row 0
\SetRowColor{LightBackground}
Completion Suggestion & ⌃ Space \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Smart Code Completion & ⌃⇧Space \tn 
% Row Count 2 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Code Generation}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/maog_1661784017_Generate.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{The list of available code generation options}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4.96 cm} x{3.04 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Statement Completion 8.4}}  \tn
% Row 0
\SetRowColor{LightBackground}
Statement Completion & ⌘⇧ Enter \tn 
% Row Count 1 (+ 1)
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\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{6.72 cm} p{1.28 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Parameter Information 8.5}}  \tn
% Row 0
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Paremeter Information & ⌘P \tn 
% Row Count 1 (+ 1)
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.28 cm} x{4.72 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Parameter Name Hints 8.6}}  \tn
% Row 0
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Edit Parameter Hints & Android Studio -\textgreater{} Preferences \tn 
% Row Count 2 (+ 2)
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.84 cm} x{4.16 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Code Generation 8.7}}  \tn
% Row 0
\SetRowColor{LightBackground}
Generate code & ⌘N or ⌃↩ \tn 
% Row Count 1 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4.64 cm} x{3.36 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Code Folding 8.8}}  \tn
% Row 0
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Fold/Unfold Statement & ⌘ + or  ⌘ - \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Expand all & ⌘⇧+ \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
Collapse all & ⌘⇧- \tn 
% Row Count 3 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Code Folding}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/maog_1661784159_code folding.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Clicking on either of these markers will fold the statement such that only the signature line is visible}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{5.52 cm} x{2.48 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Quick Document Lookup 8.9}}  \tn
% Row 0
\SetRowColor{LightBackground}
Relevant Reference Doc & ⌘J or F1 \tn 
% Row Count 1 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.44 cm} x{4.56 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Code Refactoring 8.10}}  \tn
% Row 0
\SetRowColor{LightBackground}
Reformat Code & ⌘⌥ L \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Code Style Preferences & Android Studio -\textgreater{} Preferences \tn 
% Row Count 3 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{2.32 cm} x{5.68 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Finding Sample Code 8.11}}  \tn
% Row 0
\SetRowColor{LightBackground}
Find Sample Code & highlight a method or class name in the editor, right-click on it and select the Find Sample Code menu option \tn 
% Row Count 4 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.2 cm} x{4.8 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Live Templates 8.12}}  \tn
% Row 0
\SetRowColor{LightBackground}
Insert Code & ⌘J \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Surround with Live Template & ⌘⌥J \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
edit existing templates & Preferences dialog and select Live Templates from the Editor section \tn 
% Row Count 6 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}