\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{Fenistil (fenistil)}
\pdfinfo{
  /Title (go-fmt-formattings.pdf)
  /Creator (Cheatography)
  /Author (Fenistil (fenistil))
  /Subject (Go fmt formattings 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}{A31010}
\definecolor{LightBackground}{HTML}{F9F0F0}
\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{Go fmt formattings Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Fenistil (fenistil)} via \textcolor{DarkBackground}{\uline{cheatography.com/136516/cs/28494/}}}
\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}Fenistil (fenistil) \\
  \uline{cheatography.com/fenistil} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 3rd July, 2021.\\
   Updated 3rd July, 2021.\\
   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}{Formatting functions}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{//Prints the formatted string \newline fmt.Printf("format",value1, value2, ...) \newline  \newline //Returns the formatted string \newline s := fmt.Sprintf("format",value1, value2, ...)} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.96811 cm} p{0.4577 cm} x{2.15119 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Default formats and type}}  \tn
% Row 0
\SetRowColor{LightBackground}
Default format & \%v & {[}4.13 7.13{]} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Golang syntax & \%\#v & {[}{]}float64\{4.13, 7.13\} \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
The type of the value & \%T & {[}{]}float64 \tn 
% Row Count 5 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.15119 cm} p{0.4577 cm} x{1.96811 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Pointer}}  \tn
% Row 0
\SetRowColor{LightBackground}
Memory address & \%p & 0xc00000713f \tn 
% Row Count 1 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{The \%b, \%d, \%o, \%x and \%X verbs also work with pointers, formatting the value exactly as if it were an integer.}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{3.47852 cm} p{0.4577 cm} p{0.64078 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Boolean}}  \tn
% Row 0
\SetRowColor{LightBackground}
Boolean as true / false & \%t & true \tn 
% Row Count 1 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{3.52429 cm} p{0.4577 cm} p{0.59501 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Integer}}  \tn
% Row 0
\SetRowColor{LightBackground}
Base 10 & \%d & 13 \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Always show sign & \%+d & +13 \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
Right padding with spaces & \%4d & \_\_13 \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
Left padding with spaces & \%-4d & 13\_\_ \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
Pad with zeros & \%04d & 0013 \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
Binary representation & \%b & 1101 \tn 
% Row Count 6 (+ 1)
% Row 6
\SetRowColor{LightBackground}
Octal representation & \%o & 15 \tn 
% Row Count 7 (+ 1)
% Row 7
\SetRowColor{white}
Octal representation with leading 0o & \%O & 0o15 \tn 
% Row Count 9 (+ 2)
% Row 8
\SetRowColor{LightBackground}
Hex representation, lowercase & \%x & d \tn 
% Row Count 10 (+ 1)
% Row 9
\SetRowColor{white}
Hex representation, uppercase & \%X & D \tn 
% Row Count 11 (+ 1)
% Row 10
\SetRowColor{LightBackground}
Hex representation with leading 0x & \%\#x & 0xf \tn 
% Row Count 13 (+ 2)
% Row 11
\SetRowColor{white}
The unicode character & \%c & A \tn 
% Row Count 14 (+ 1)
% Row 12
\SetRowColor{LightBackground}
The unicode code point & \%U & \seqsplit{U+0041} \tn 
% Row Count 16 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.70043 cm} p{0.54924 cm} x{1.32733 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Float}}  \tn
% Row 0
\SetRowColor{LightBackground}
Scientific format & \%e & \seqsplit{7.134130e+02} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
With decimal point & \%f & 713.413000 \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
Fixed precision & \%.2f & 713.41 \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
Left padding with spaces & \%8.2f & \_\_713.41 \tn 
% Row Count 6 (+ 2)
% Row 4
\SetRowColor{LightBackground}
Automatic decimal count & \%g & 713.413 \tn 
% Row Count 7 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.92928 cm} p{0.4577 cm} x{1.19002 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Rune}}  \tn
% Row 0
\SetRowColor{LightBackground}
Character & \%c & D \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Quoted character & \%q & 'D' \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
Unicode code & \%U & U+0044 \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
Unicode code and character & \%\#U & U+0044 'D' \tn 
% Row Count 5 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.65466 cm} p{0.4577 cm} x{1.46464 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{String and byte slice}}  \tn
% Row 0
\SetRowColor{LightBackground}
Plain string & \%s & Gopher \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Left padding with spaces & \%10s & \_\_\_\_Gopher \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Right padding with spaces & \%-10s & Gopher\_\_\_\_ \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
Quoted string & \%q & "Gopher" \tn 
% Row Count 6 (+ 1)
% Row 4
\SetRowColor{LightBackground}
Hex dump & \%x & \seqsplit{476f70686572} \tn 
% Row Count 7 (+ 1)
% Row 5
\SetRowColor{white}
Hex dump with spaces & \% x & 47 6f 70 68 65 72 \tn 
% Row Count 9 (+ 2)
% Row 6
\SetRowColor{LightBackground}
Hex dump, uppercase & \%X & \seqsplit{476F70686572} \tn 
% Row Count 10 (+ 1)
% Row 7
\SetRowColor{white}
Hex dump with spaces, uppercase & \% X & 47 6F 70 68 65 72 \tn 
% Row Count 12 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}