\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{rootissh}
\pdfinfo{
  /Title (linux.pdf)
  /Creator (Cheatography)
  /Author (rootissh)
  /Subject (Linux 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}{1BA13F}
\definecolor{LightBackground}{HTML}{F0F9F3}
\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{Linux Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{rootissh} via \textcolor{DarkBackground}{\uline{cheatography.com/135898/cs/28249/}}}
\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}rootissh \\
  \uline{cheatography.com/rootissh} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 9th June, 2021.\\
   Updated 9th June, 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*}{4}

\begin{tabularx}{3.833cm}{p{0.78959 cm} x{2.64341 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{bash commands}}  \tn
% Row 0
\SetRowColor{LightBackground}
uname -a & Show system and kernel info \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
date & Show system date \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
uptime & System uptime \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
whoami & Show current user \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
mount & Show mounted filesystems \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
man & Show manual for command \tn 
% Row Count 6 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{x{1.3732 cm} x{2.0598 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{bash variables}}  \tn
% Row 0
\SetRowColor{LightBackground}
env & Show environment variables \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
echo "STRING" & Output string \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
echo \$NAME & Output value of NAME variable \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
export NAME = value & set "value to NAME \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\$PATH & Executable search path \tn 
% Row Count 8 (+ 1)
% Row 5
\SetRowColor{white}
\$HOME & Home directory \tn 
% Row Count 9 (+ 1)
% Row 6
\SetRowColor{LightBackground}
\$SHELL & Current shell \tn 
% Row Count 10 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{x{0.89258 cm} x{2.54042 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{directory operations}}  \tn
% Row 0
\SetRowColor{LightBackground}
pwd & Shows present working directory \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
mkdir dirname & Make directory \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
cd dirname & Change directory \tn 
% Row Count 5 (+ 1)
% Row 3
\SetRowColor{white}
cd .. & Go to parent directory of current dir \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
ls & list files \tn 
% Row Count 8 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{p{0.3433 cm} x{3.0897 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{ls options}}  \tn
% Row 0
\SetRowColor{LightBackground}
-l & Long list \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
-a & Show all(hidden files too) \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
-R & Recursive order \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
-r & Reverse order \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
-t & Sort by  last modified \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
-m & Comma separated output \tn 
% Row Count 6 (+ 1)
% Row 6
\SetRowColor{LightBackground}
-Q & Quoted output \tn 
% Row Count 7 (+ 1)
% Row 7
\SetRowColor{white}
-S & Sort by file size \tn 
% Row Count 8 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{x{1.30454 cm} x{2.12846 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{file search methods}}  \tn
% Row 0
\SetRowColor{LightBackground}
grep {\emph{pattern}} {\emph{files}} & Search for patter in files \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
grep -r & Recursive search \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
grep -i & Case insensitive search \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
grep -v & Inverted search \tn 
% Row Count 5 (+ 1)
% Row 4
\SetRowColor{LightBackground}
find {\emph{/dir/}} -name {\emph{name}} & Find files starting with {\emph{name}} in {\emph{dir}} \tn 
% Row Count 7 (+ 2)
% Row 5
\SetRowColor{white}
find {\emph{/dir/}} -user {\emph{name}} & Find files owned by {\emph{name}} in {\emph{dir}} \tn 
% Row Count 9 (+ 2)
% Row 6
\SetRowColor{LightBackground}
locate {\emph{file}} & Find {\emph{file}} \tn 
% Row Count 10 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{x{1.30454 cm} x{2.12846 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{file operations}}  \tn
% Row 0
\SetRowColor{LightBackground}
touch {\emph{file1}} & create {\emph{file1}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
cat {\emph{file1}} {\emph{file2}} & concatenate file and output \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
file {\emph{file1}} & get type of {\emph{file1}} \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
cp {\emph{file1}} {\emph{file2}} & Copy {\emph{file1}} to {\emph{file2}} \tn 
% Row Count 6 (+ 2)
% Row 4
\SetRowColor{LightBackground}
mv {\emph{file1}} {\emph{file2}} & Move {\emph{file1}} to {\emph{file2}} \tn 
% Row Count 8 (+ 2)
% Row 5
\SetRowColor{white}
rm {\emph{file1}} & Delete {\emph{file1}} \tn 
% Row Count 9 (+ 1)
% Row 6
\SetRowColor{LightBackground}
head {\emph{file1}} & show top 10 lines of {\emph{file1}} \tn 
% Row Count 11 (+ 2)
% Row 7
\SetRowColor{white}
tail {\emph{file1}} & show bottom 10 lines of {\emph{file1}} \tn 
% Row Count 13 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{x{1.09856 cm} x{2.33444 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{IO redirection}}  \tn
% Row 0
\SetRowColor{LightBackground}
command \textless{} {\emph{file}} & read input of command from {\emph{file}} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
command \textgreater{} {\emph{file}} & write output to {\emph{file}} \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
command \textgreater{}\textgreater{} {\emph{file}} & Append output to {\emph{file}} \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
command1 | command2 & Pipe operator to output of command 1 to command 2 \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{x{0.99557 cm} x{2.43743 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{process management}}  \tn
% Row 0
\SetRowColor{LightBackground}
ps & show processes \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
top & show real time processes \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
kill {\emph{pid}} & Kill process with id {\emph{pid}} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
pkill {\emph{name}} & Kill process with name {\emph{name}} \tn 
% Row Count 5 (+ 2)
% Row 4
\SetRowColor{LightBackground}
killall {\emph{name}} & kill all processes with name {\emph{name}} \tn 
% Row Count 7 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{x{1.61351 cm} x{1.81949 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{file permissions}}  \tn
% Row 0
\SetRowColor{LightBackground}
chown user:group {\emph{file}} & Change {\emph{file}} owner to user and group to group \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
chmod 777 {\emph{file}} & Change mode of {\emph{file}} to 777 \tn 
% Row Count 5 (+ 2)
% Row 2
\SetRowColor{LightBackground}
The first digit is owner permission, & the second is group and third is user \tn 
% Row Count 7 (+ 2)
% Row 3
\SetRowColor{white}
4 & read(r) \tn 
% Row Count 8 (+ 1)
% Row 4
\SetRowColor{LightBackground}
2 & write(w) \tn 
% Row Count 9 (+ 1)
% Row 5
\SetRowColor{white}
1 & execute(x) \tn 
% Row Count 10 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{p{0.65227 cm} x{2.78073 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{bash shortcuts}}  \tn
% Row 0
\SetRowColor{LightBackground}
CTRL - c & Stop current comand \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
CTRL - z & Sleep program \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
CTRL - a & Go to start \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
CTRL - e & Go to end \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
CTRL - r & search history \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
!! & repeat last command \tn 
% Row Count 11 (+ 1)
% Row 6
\SetRowColor{LightBackground}
!abc & run last command starting with abc \tn 
% Row Count 13 (+ 2)
% Row 7
\SetRowColor{white}
!\$ & last argument of previous command \tn 
% Row Count 15 (+ 2)
% Row 8
\SetRowColor{LightBackground}
!* & all arguments of previous command \tn 
% Row Count 17 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}