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% Packages
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\usepackage{multicol}           % Allows multicols in tables
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\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{m\_ashraf}
\pdfinfo{
  /Title (linux-basics.pdf)
  /Creator (Cheatography)
  /Author (m\_ashraf)
  /Subject (Linux Basics Cheat Sheet)
}

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% Commands
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% Header and Footer
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\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 Basics Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{m\_ashraf} via \textcolor{DarkBackground}{\uline{cheatography.com/84329/cs/19923/}}}
\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}m\_ashraf \\
  \uline{cheatography.com/m-ashraf} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 24th June, 2019.\\
   Updated 24th June, 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{1.09494 cm} x{3.88206 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Linux files ystem}}  \tn
% Row 0
\SetRowColor{LightBackground}
/ & root directory of the entire file system hirarchy \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
/bin/ & Essential user command binaries \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
/boot/ & static files of the boot loader \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
/dev/ & device files \tn 
% Row Count 5 (+ 1)
% Row 4
\SetRowColor{LightBackground}
/etc/ & host-specific system configuration \tn 
% Row Count 7 (+ 2)
% Row 5
\SetRowColor{white}
/home/ & user home directories \tn 
% Row Count 8 (+ 1)
% Row 6
\SetRowColor{LightBackground}
/lib/ & essential shared libraries and kernel modules \tn 
% Row Count 10 (+ 2)
% Row 7
\SetRowColor{white}
/media/ & mount point for removable media such as USB \tn 
% Row Count 12 (+ 2)
% Row 8
\SetRowColor{LightBackground}
/mnt/ & mount point for a temporarily mounted filesystems \tn 
% Row Count 14 (+ 2)
% Row 9
\SetRowColor{white}
/opt/ & optional commercial software \tn 
% Row Count 15 (+ 1)
% Row 10
\SetRowColor{LightBackground}
/sbin/ & system binaries \tn 
% Row Count 16 (+ 1)
% Row 11
\SetRowColor{white}
/usr/ & user utilities and applications \tn 
% Row Count 17 (+ 1)
% Row 12
\SetRowColor{LightBackground}
\seqsplit{/usr/share/} & shared files over the system \tn 
% Row Count 19 (+ 2)
% Row 13
\SetRowColor{white}
/root/ & home directory for the root user \tn 
% Row Count 21 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{these are not all the filesystem directories ,but they're the most important to know}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.33919 cm} x{2.63781 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{user accounts operations}}  \tn
% Row 0
\SetRowColor{LightBackground}
sudo \textless{}command\textgreater{} & do a command as a super user (root) \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
passwd & change the user password \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
whoami & show the current user \tn 
% Row Count 5 (+ 1)
% Row 3
\SetRowColor{white}
who & show user detaled data \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
su \textless{}username\textgreater{} & switch user \tn 
% Row Count 8 (+ 1)
% Row 5
\SetRowColor{white}
sudo adduser \textless{}username\textgreater{} & make new user \tn 
% Row Count 10 (+ 2)
% Row 6
\SetRowColor{LightBackground}
sudo adduser \textless{}username\textgreater{} \textless{}groupname\textgreater{}\textgreater{} & add existing user to a group \tn 
% Row Count 12 (+ 2)
% Row 7
\SetRowColor{white}
sudo adduser \textless{}username\textgreater{} sudo & add the user to the sudoers file (giving him the root privilage) \tn 
% Row Count 16 (+ 4)
% Row 8
\SetRowColor{LightBackground}
sudo deluser \textless{}username\textgreater{} & delete user account (doesn't remove his files in the home directory remove it yourself) \tn 
% Row Count 21 (+ 5)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.09034 cm} x{2.88666 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{other}}  \tn
% Row 0
\SetRowColor{LightBackground}
uname -a & displays detaled system information \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
free & display memory size (total,used and free sizes) \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
free -h & display memory size in human readable format \tn 
% Row Count 7 (+ 2)
% Row 3
\SetRowColor{white}
lsblk & list block devices \tn 
% Row Count 8 (+ 1)
% Row 4
\SetRowColor{LightBackground}
badblocks \textless{}device\textgreater{} -v & searches for bad sectors in device \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
badblocks /dev/sda1 -v \textgreater{} file & searches for bad sectors in sda1 and put the output in file \tn 
% Row Count 13 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{the \textgreater{} here is a part of the command}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.94103 cm} x{3.03597 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Navigating directories}}  \tn
% Row 0
\SetRowColor{LightBackground}
cd \textless{}directory\textgreater{} & change directory:go to the given directory \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
cd \textasciitilde{} & change directory to home \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
cd .. & go up one directory \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
cd - & go to the previous working directory \tn 
% Row Count 6 (+ 2)
% Row 4
\SetRowColor{LightBackground}
ls & list directory contents \tn 
% Row Count 7 (+ 1)
% Row 5
\SetRowColor{white}
ls -l & use long listing format \tn 
% Row Count 8 (+ 1)
% Row 6
\SetRowColor{LightBackground}
ls -lh & use human readable long listing format \tn 
% Row Count 10 (+ 2)
% Row 7
\SetRowColor{white}
find \textless{}file or directory\textgreater{} & searchs for file or directory in the working directory \tn 
% Row Count 13 (+ 3)
% Row 8
\SetRowColor{LightBackground}
locate \textless{}file or directory\textgreater{} & searchs for file or directory in the whole system \tn 
% Row Count 16 (+ 3)
% Row 9
\SetRowColor{white}
pwd & print working directory \tn 
% Row Count 17 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{the '\textless{}' and '\textgreater{}' are not used in the command they're just for making things here obvious}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.89126 cm} x{3.08574 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{terminal tips}}  \tn
% Row 0
\SetRowColor{LightBackground}
using up and down arrows & navigating throw your command history \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
ctrl+R & searching for previously typed command in your history \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
clear & clears terminal \tn 
% Row Count 6 (+ 1)
% Row 3
\SetRowColor{white}
history & view command history \tn 
% Row Count 7 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\textless{}command\textgreater{} | less & for long output commands: view only one page and give you the ability to navigate through output lines using arrow keys exit using Q \tn 
% Row Count 13 (+ 6)
% Row 5
\SetRowColor{white}
\textless{}command\textgreater{} | more & for long output commands: view only one page and give you the ability to navigate through output pages using Enter exit using Q \tn 
% Row Count 19 (+ 6)
% Row 6
\SetRowColor{LightBackground}
\textless{}command\textgreater{} \&\& \textless{}command\textgreater{} & perform two commands one after the other \tn 
% Row Count 21 (+ 2)
% Row 7
\SetRowColor{white}
man \textless{}comman or program\textgreater{} & show manual of that program or tool \tn 
% Row Count 23 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{operations on files and directories}}  \tn
% Row 0
\SetRowColor{LightBackground}
cp \textless{}file\textgreater{} \textless{}target dir\textgreater{} & copy file to a target directory \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
mv \textless{}file\textgreater{} \textless{}target dir\textgreater{} & move file to a target directory,and can be used to rename files \tn 
% Row Count 6 (+ 4)
% Row 2
\SetRowColor{LightBackground}
rm \textless{}file\textgreater{} & remove file \tn 
% Row Count 7 (+ 1)
% Row 3
\SetRowColor{white}
rm -r \textless{}dir\textgreater{} & remove directory recursively \tn 
% Row Count 9 (+ 2)
% Row 4
\SetRowColor{LightBackground}
rm -i & prompt for every removal \tn 
% Row Count 11 (+ 2)
% Row 5
\SetRowColor{white}
rm -v & explain what's being done \tn 
% Row Count 13 (+ 2)
% Row 6
\SetRowColor{LightBackground}
nano \textless{}file\textgreater{} & a terminal based text editor \tn 
% Row Count 15 (+ 2)
% Row 7
\SetRowColor{white}
chmod \textless{}mode\textgreater{} \textless{}file\textgreater{} & changes mode (permissions) of the file \tn 
% Row Count 17 (+ 2)
% Row 8
\SetRowColor{LightBackground}
chmod -R \textless{}mode\textgreater{} \textless{}dir\textgreater{} & change mode of directory and its contents recursively \tn 
% Row Count 20 (+ 3)
% Row 9
\SetRowColor{white}
chown \textless{}owner\textgreater{} file & change owner of the file \tn 
% Row Count 22 (+ 2)
% Row 10
\SetRowColor{LightBackground}
chown \textless{}owner\textgreater{} : \textless{}group\textgreater{} file & change owner and group of file \tn 
% Row Count 24 (+ 2)
% Row 11
\SetRowColor{white}
mkdir \textless{}dir name\textgreater{} & makes new directory \tn 
% Row Count 25 (+ 1)
% Row 12
\SetRowColor{LightBackground}
zip \textless{}archive name\textgreater{} \textless{}files to be archived\textgreater{}\textgreater{} & make a .zip archive including the selected files \tn 
% Row Count 28 (+ 3)
% Row 13
\SetRowColor{white}
unzip \textless{}archive\textgreater{} & extract the archive in the working directory \tn 
% Row Count 31 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.18988 cm} x{2.78712 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{apt package manager}}  \tn
% Row 0
\SetRowColor{LightBackground}
apt search \textless{}package name\textgreater{} & search for package in the database \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
apt show \textless{}package name\textgreater{} & show detaled information about the package \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
sudo apt install \textless{}package name\textgreater{} & install package, if it's already installed it will search for updates for it,if it's already the last version it tell you that \tn 
% Row Count 10 (+ 6)
% Row 3
\SetRowColor{white}
sudo apt remove \textless{}package name\textgreater{} & remove installed package \tn 
% Row Count 12 (+ 2)
% Row 4
\SetRowColor{LightBackground}
apt list -{}-installed & list installed packages \tn 
% Row Count 14 (+ 2)
% Row 5
\SetRowColor{white}
sudo apt autoremove & remove the packages that has no use \tn 
% Row Count 16 (+ 2)
% Row 6
\SetRowColor{LightBackground}
sudo apt update & update packages database \tn 
% Row Count 18 (+ 2)
% Row 7
\SetRowColor{white}
sudo apt upgrade & upgrade installed software \tn 
% Row Count 20 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{apt is just a front-end for apt-get so it won't be different if you use any of them but for some user interface inhancing}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}