\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{amicheletti}
\pdfinfo{
  /Title (mongoengine.pdf)
  /Creator (Cheatography)
  /Author (amicheletti)
  /Subject (mongoengine 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}{7FC857}
\definecolor{LightBackground}{HTML}{F7FBF4}
\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{mongoengine Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{amicheletti} via \textcolor{DarkBackground}{\uline{cheatography.com/39488/cs/12309/}}}
\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}amicheletti \\
  \uline{cheatography.com/amicheletti} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 18th July, 2017.\\
   Updated 18th July, 2017.\\
   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{2.48 cm} x{5.52 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{MongoDB Basic - CLI}}  \tn
% Row 0
\SetRowColor{LightBackground}
`mongod` & Start the Database \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
`mongo` & Start the `mongo command line` \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
`show dbs` & Show the databases \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
`use db` & Use the database named `db` \tn 
% Row Count 5 (+ 1)
% Row 4
\SetRowColor{LightBackground}
`show \seqsplit{collections`} & Display the current database `collections` \tn 
% Row Count 7 (+ 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}{Finds - db.collection}}  \tn
% Row 0
\SetRowColor{LightBackground}
\seqsplit{`db.collection.find()`} & Displays documents from `collection` (first 10) \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
`it` & Iterate the last command \tn 
% Row Count 5 (+ 2)
% Row 2
\SetRowColor{LightBackground}
`.find( query {[},fields{]} )` & Find one document by conditions \tn 
% Row Count 7 (+ 2)
% Row 3
\SetRowColor{white}
\seqsplit{`.find().limit(n:number)`} & Find n documents \tn 
% Row Count 9 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\seqsplit{`.find().pretty()`} & Format results in Mongo Shell \tn 
% Row Count 11 (+ 2)
% Row 5
\SetRowColor{white}
\seqsplit{`.find().sort(key:1|-1)`} & Sort by key in ascending (1) or descending (-1) order \tn 
% Row Count 14 (+ 3)
% Row 6
\SetRowColor{LightBackground}
\seqsplit{`.find().skip(5)`} & Skip 5 documents (similar to offset) \tn 
% Row Count 16 (+ 2)
\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}{Modify - db.collection}}  \tn
% Row 0
\SetRowColor{LightBackground}
\seqsplit{`.insert(document(s)} {[},options{]})` & Insert a new document or multiple documents(if provided an array of documents) in the collection. Options: writeConcern, ordered \tn 
% Row Count 7 (+ 7)
% Row 1
\SetRowColor{white}
\mymulticolumn{2}{x{8.4cm}}{`.insertOne(document, {[},options{]})`} \tn 
% Row Count 8 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{`.insertMany(array of documents, {[},options{]})`} \tn 
% Row Count 10 (+ 2)
% Row 3
\SetRowColor{white}
`.update(query, update {[},options{]})` & Update the documents matched by the query. Options: upsert(insert if no match), multi(aply to multiple elements), writeConcern \tn 
% Row Count 17 (+ 7)
% Row 4
\SetRowColor{LightBackground}
`.remove(query {[},options{]})` & Remove some documents from a collection. \{\} for all. options: \{ justOne, writeConcern \} \tn 
% Row Count 22 (+ 5)
% Row 5
\SetRowColor{white}
`.deleteOne(query)` & Same as above \tn 
% Row Count 24 (+ 2)
% Row 6
\SetRowColor{LightBackground}
`deleteMany(query)` & Same as above \tn 
% Row Count 26 (+ 2)
\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}{Mongoengine - Python}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{`from mongoengine import *`} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\seqsplit{`connect('tumblelog')`} & Connect to a database \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
`class \seqsplit{MyDocument(Document)`} & Define a Document \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
`class \seqsplit{MyDocument(EmbeddedDocument)`} & Define a Document \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
`obj = \seqsplit{MyDocument(field=value)`} & Instantiate a Document \tn 
% Row Count 9 (+ 2)
% Row 5
\SetRowColor{white}
`obj.save()` & Save the new Document \tn 
% Row Count 11 (+ 2)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}- Fields -{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-} \tn 
% Row Count 13 (+ 2)
% Row 7
\SetRowColor{white}
`StringField` & `ListField(type)` \tn 
% Row Count 14 (+ 1)
% Row 8
\SetRowColor{LightBackground}
\seqsplit{`ReferenceField(document)`} & `FloatField` \tn 
% Row Count 16 (+ 2)
% Row 9
\SetRowColor{white}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{`EmbeddedDocumentField(document\_class)`}} \tn 
% Row Count 17 (+ 1)
% Row 10
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{http://docs.mongoengine.org/apireference.html\#fields}} \tn 
% Row Count 19 (+ 2)
% Row 11
\SetRowColor{white}
\mymulticolumn{2}{x{8.4cm}}{-{}-{}-{}-{}-{}--{}-{}--{}-{}--{}-{}- Field Args -{}-{}-{}-{}-{}--{}-{}--{}-{}--{}-{}-} \tn 
% Row Count 21 (+ 2)
% Row 12
\SetRowColor{LightBackground}
`required=True` & Optional Argument \tn 
% Row Count 22 (+ 1)
% Row 13
\SetRowColor{white}
`max\_length=120` & Optional Argument \tn 
% Row Count 23 (+ 1)
% Row 14
\SetRowColor{LightBackground}
`primary\_key=True` & Optional Argument \tn 
% Row Count 24 (+ 1)
% Row 15
\SetRowColor{white}
\mymulticolumn{2}{x{8.4cm}}{`meta = \{'allow\_inheritance': True\}`} \tn 
% Row Count 25 (+ 1)
% Row 16
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{`reverse\_delete\_rule=CASCADE`}} \tn 
% Row Count 26 (+ 1)
% Row 17
\SetRowColor{white}
\mymulticolumn{2}{x{8.4cm}}{-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}- Querying -{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-{}-} \tn 
% Row Count 28 (+ 2)
% Row 18
\SetRowColor{LightBackground}
`MyDocument.objects` & List of documents \tn 
% Row Count 29 (+ 1)
% Row 19
\SetRowColor{white}
\seqsplit{`MyDocument.objects(key=value)`} & List of Documents with query \tn 
% Row Count 31 (+ 2)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{8.4cm}{x{4.24 cm} x{3.76 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Mongoengine - Python (cont)}}  \tn
% Row 20
\SetRowColor{LightBackground}
\seqsplit{`MyDocument.objects.count()`} & Count Documents \tn 
% Row Count 2 (+ 2)
% Row 21
\SetRowColor{white}
\seqsplit{`MyDocument.objects(key\_\_op=value)`} & Query `key` with operator `\_\_op` \tn 
% Row Count 4 (+ 2)
% Row 22
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{http://docs.mongoengine.org/guide/querying.html}} \tn 
% Row Count 5 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}