\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{River L. (Tamaranth)}
\pdfinfo{
  /Title (linux-info-and-navigation.pdf)
  /Creator (Cheatography)
  /Author (River L. (Tamaranth))
  /Subject (Linux Info \& Navigation Cheat Sheet)
}

% Lengths and widths
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\addtolength{\voffset}{-2cm}
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\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}{009152}
\definecolor{LightBackground}{HTML}{EFF8F4}
\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 Info \& Navigation Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{River L. (Tamaranth)} via \textcolor{DarkBackground}{\uline{cheatography.com/42882/cs/46704/}}}
\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}River L. (Tamaranth) \\
  \uline{cheatography.com/tamaranth} \\
  \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 6th July, 2025.\\
   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{3.52 cm} x{4.48 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Keyboard Shortcuts}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{{\emph{Shortcut}}}} & {\bf{{\emph{What It Does}}}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
`{\emph{abc}}` {\bf{Tab Tab}} & Show all commands that start with "{\emph{abc}}" \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{Esc}} + {\bf{.}} & Insert last argument entered\{\{nl\}\}(repeat to go back to previous arguments) \tn 
% Row Count 7 (+ 4)
% Row 3
\SetRowColor{white}
{\bf{Up Arrow}} & Auto-fill last command entered\{\{nl\}\}(repeat to go back to previous arguments) \tn 
% Row Count 11 (+ 4)
% Row 4
\SetRowColor{LightBackground}
{\bf{Ctrl}}+{\bf{Arrow}} (Right/Left) & Move to beginning/end of a word \tn 
% Row Count 13 (+ 2)
% Row 5
\SetRowColor{white}
{\bf{Ctrl}}+{\bf{Shift}}+{\bf{T}} & Open new terminal tab \tn 
% Row Count 15 (+ 2)
% Row 6
\SetRowColor{LightBackground}
{\bf{Ctrl}}+{\bf{L}} & Clear terminal output \tn 
% Row Count 16 (+ 1)
% Row 7
\SetRowColor{white}
{\bf{Ctrl}}+{\bf{D}} & Logout / Exit \tn 
% Row Count 17 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Important Directories \& Files}}  \tn
% Row 0
\SetRowColor{LightBackground}
\{\{bb=1\}\}\{\{nobreak\}\}\{\{width=30\}\}{\bf{{\emph{Directory/File}}}} & \{\{bb=1\}\}\{\{noshy\}\}{\bf{{\emph{(Stands For) Purpose}}}} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
{\bf{/root}} & Root user's home directory \tn 
% Row Count 5 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{/home}} & Normal users' home directories \tn 
% Row Count 7 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{/var}} & (Variables) Database locations, spool files for mail, etc. \tn 
% Row Count 10 (+ 3)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{} \tn 
% Row Count 10 (+ 0)
% Row 5
\SetRowColor{white}
\{\{bt=1\}\}{\bf{/usr}} & \{\{bt=1\}\}(User System Resources) System resources used by users \tn 
% Row Count 14 (+ 4)
% Row 6
\SetRowColor{LightBackground}
— /usr{\bf{/bin}} & (Binaries) Executables usable by normal users \tn 
% Row Count 17 (+ 3)
% Row 7
\SetRowColor{white}
— /usr{\bf{/sbin}} & (System Binaries) Executables only usable by root user \tn 
% Row Count 20 (+ 3)
% Row 8
\SetRowColor{LightBackground}
— /usr{\bf{/lib}} & 52-bit libraries \tn 
% Row Count 21 (+ 1)
% Row 9
\SetRowColor{white}
— /usr{\bf{/lib64}} & 64-bit libraries \tn 
% Row Count 22 (+ 1)
% Row 10
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{} \tn 
% Row Count 22 (+ 0)
% Row 11
\SetRowColor{white}
\{\{bt=1\}\}{\bf{/etc}} & \{\{bt=1\}\}(Extended Text Configurations) Config files \tn 
% Row Count 25 (+ 3)
% Row 12
\SetRowColor{LightBackground}
— /etc{\bf{/passwd}} & User account config files \tn 
% Row Count 27 (+ 2)
% Row 13
\SetRowColor{white}
— /etc{\bf{/group}} & Group membership info \& config files \tn 
% Row Count 29 (+ 2)
% Row 14
\SetRowColor{LightBackground}
— /etc{\bf{/shadow}} & User password info \& configs \tn 
% Row Count 31 (+ 2)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Important Directories \& Files (cont)}}  \tn
% Row 15
\SetRowColor{LightBackground}
— /etc{\bf{/sudoers}} & Main file for sudo config \tn 
% Row Count 2 (+ 2)
% Row 16
\SetRowColor{white}
— /etc{\bf{/sudoers.d/}} & Destination for sudo config "drop-in files" \tn 
% Row Count 5 (+ 3)
% Row 17
\SetRowColor{LightBackground}
— /etc{\bf{/login.defs}} & Defines default properties used for new user accounts \tn 
% Row Count 8 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{1.824 cm} x{2.204 cm} x{3.572 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{8.4cm}}{\bf\textcolor{white}{Process States}}  \tn
% Row 0
\SetRowColor{LightBackground}
Running & `{\bf{R}}` & currently using CPU \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
Runnable & `{\bf{R}}` & queued \& waiting for CPU time \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\{\{rowspan=4\}\}Sleeping & `{\bf{S}}` & defined (has PID) but not requesting CPU time \tn 
% Row Count 7 (+ 3)
% Row 3
\SetRowColor{white}
 & \{\{nobreak\}\}`{\bf{I}}` (idle) & not counted when calculating load \tn 
% Row Count 10 (+ 3)
% Row 4
\SetRowColor{LightBackground}
 & `{\bf{D}}` & {\emph{(not yet addressed)}} \tn 
% Row Count 12 (+ 2)
% Row 5
\SetRowColor{white}
 & `{\bf{K}}` & {\emph{(not yet addressed)}} \tn 
% Row Count 14 (+ 2)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{8.4cm}}{} \tn 
% Row Count 14 (+ 0)
% Row 7
\SetRowColor{white}
Stopped & `{\bf{T}}` & defined (has PID) but prevented from getting CPU cycles \tn 
% Row Count 18 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.04 cm} x{4.96 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Wildcards \& Shortcuts}}  \tn
% Row 0
\SetRowColor{LightBackground}
\{\{nobreak\}\}{\bf{{\emph{Wildcard}}}} & {\bf{{\emph{What It Represents}}}}\{\{nl\}\}{\bf{{\emph{\textless{} Example \textgreater{}}}}} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
`{\bf{\textasciitilde{}}}` & Current user's home directory \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
`{\bf{.}}` & The directory you're currently in \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
`{\bf{..}}` & Parent directory of your current directory \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
`{\bf{*}}` & All files in current directory\{\{nl\}\}\textless{} `{\bf{ls i*}}` = all files starting with "i" \textgreater{} \tn 
% Row Count 12 (+ 4)
% Row 5
\SetRowColor{white}
`{\bf{?}}` & "Any character"\{\{nl\}\}\textless{} `{\bf{f??e}}` = anything with 4 chars that starts with `{\bf{f}}` and ends with `{\bf{e}}` \textgreater{} \tn 
% Row Count 17 (+ 5)
% Row 6
\SetRowColor{LightBackground}
`{\bf{{[}}}{\emph{aou{\bf{}}{]}}}` & Match to any {\bf{one}} of the enclosed characters\{\{nl\}\}\textless{} `{\bf{c{[}aou{]}t}}` = "cat", "cot", \& "cut" \textgreater{} \tn 
% Row Count 21 (+ 4)
% Row 7
\SetRowColor{white}
`{\bf{!!}}` & "Last command run"\{\{nl\}\}\textless{} `{\bf{sudo !!}}` = rerun last command as root \textgreater{} \tn 
% Row Count 24 (+ 3)
% Row 8
\SetRowColor{LightBackground}
`{\bf{\textasciicircum{}}}{\emph{x{\bf{}}\textasciicircum{}}}{\emph{y}}` & Rerun last command but replace {\emph{x}} with {\emph{y}}\{\{nl\}\}\textless{} `{\bf{\textasciicircum{}usr\textasciicircum{}tmp}}` after running `{\bf{ls /usr}}` will run `{\bf{ls /tmp}}` \textgreater{} \tn 
% Row Count 29 (+ 5)
% Row 9
\SetRowColor{white}
`{\bf{!}}{\emph{3}}` & Rerun 3rd command from command history \tn 
% Row Count 31 (+ 2)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{8.4cm}{x{3.04 cm} x{4.96 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Wildcards \& Shortcuts (cont)}}  \tn
% Row 10
\SetRowColor{LightBackground}
`{\bf{!}}{\emph{ls}}` & Run most recent command with "ls" in it \tn 
% Row Count 2 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\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}{`vim` Editor Controls}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\{\{ac\}\}\{\{colspan=2\}\}{\bf{-{}-{}- Command Mode -{}-{}-}}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
{\bf{o}} & Starts new line {\bf{and}} switches to Insert mode \tn 
% Row Count 4 (+ 3)
% Row 2
\SetRowColor{LightBackground}
{\bf{cw}} & "Change word" - deletes word {\bf{and}} switches to Insert mode \tn 
% Row Count 7 (+ 3)
% Row 3
\SetRowColor{white}
{\bf{G}} & Go to end of file \tn 
% Row Count 8 (+ 1)
% Row 4
\SetRowColor{LightBackground}
{\bf{dd}} & Delete {\bf{or cut}} entire line \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
{\bf{yy}} & Copy entire line \tn 
% Row Count 11 (+ 1)
% Row 6
\SetRowColor{LightBackground}
{\bf{p}} & Paste copied text \tn 
% Row Count 12 (+ 1)
% Row 7
\SetRowColor{white}
{\bf{x}} & Delete character cursor is on top of \tn 
% Row Count 14 (+ 2)
% Row 8
\SetRowColor{LightBackground}
{\bf{dw}} & Delete word cursor is on top of \tn 
% Row Count 16 (+ 2)
% Row 9
\SetRowColor{white}
{\bf{d\$}} & Delete from cursor to end of line \tn 
% Row Count 18 (+ 2)
% Row 10
\SetRowColor{LightBackground}
{\bf{ZZ}} & Save \& quit (existing files) \tn 
% Row Count 20 (+ 2)
% Row 11
\SetRowColor{white}
\mymulticolumn{2}{x{8.4cm}}{\{\{bt=1\}\}\{\{ac\}\}\{\{colspan=2\}\}{\bf{-{}-{}- Extended Command Mode -{}-{}-}}} \tn 
% Row Count 22 (+ 2)
% Row 12
\SetRowColor{LightBackground}
\{\{nobreak\}\}{\bf{:w}} {\emph{filename}} & Save (new files) \tn 
% Row Count 24 (+ 2)
% Row 13
\SetRowColor{white}
{\bf{:wq}} & Save \& quit (existing files) \tn 
% Row Count 26 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{1.596 cm} x{2.28 cm} x{3.724 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{8.4cm}}{\bf\textcolor{white}{Process Signals}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{{\emph{Number/Name}}}} & {\bf{{\emph{Stands For}}}} & {\bf{{\emph{What It Does}}}} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
`{\bf{1) SIGHUP}}` & Hang Up & toss current config file in memory \& reload it from the file system \tn 
% Row Count 7 (+ 4)
% Row 2
\SetRowColor{LightBackground}
`{\bf{9) SIGKILL}}` & \{\{nobreak\}\}Kill it dead! & immediately end process that isn't responding to "terminate" signal \tn 
% Row Count 11 (+ 4)
% Row 3
\SetRowColor{white}
`{\bf{15) SIGTERM}}` & Terminate & shut down process\{\{nl\}\}(default used by `kill` command) \tn 
% Row Count 14 (+ 3)
% Row 4
\SetRowColor{LightBackground}
`{\bf{18) SIGCONT}}` & Continue & resume allowing process to get CPU time ("unstop") \tn 
% Row Count 17 (+ 3)
% Row 5
\SetRowColor{white}
`{\bf{19) SIGSTOP}}` & Stop & suspend process \& prevent from getting CPU time \tn 
% Row Count 20 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}