contents.tex

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\title{Building Pluggable Web Applications using
}
\institute{Agiliq Solutions}
\subtitle{\includegraphics[height=1cm]{images/django.png}}
\author{Lakshman Prasad}
\date{
	\includegraphics[height=1cm]{images/GIDS_Logo.jpg}\linebreak
	April 21, 2010}

\begin{document}

\begin{frame}
	\titlepage
\end{frame}

\section{Introduction}
	\subsection{Definition}
		{\setbeamertemplate{background canvas}{
		\includegraphics [width=\paperwidth,height=\paperheight]{images/pony.jpg}} 
		\begin{frame}
			{\includegraphics[height=1cm]{images/django.png}\linebreak
				\includegraphics[height=1cm]{images/python-logo.png}}
		\begin{itemize}                                                 				\item
			For building \alert{database driven} web applications                 \pause \item
			Emphasis on Reuse, DRY and simplicity
		\end{itemize}
		\end{frame}
		}
	\subsection{A Case Study: Youtube Stars}
		\begin{frame}
			{Hypothetical Application}
			\img{amazonscreen2.jpg}
		\end{frame}
		\begin{frame}[fragile]
			{Install a pluggable app \alert{django-star-rating} }
			\begin{verbatim}			
			$pip install django-star-rating
			\end{verbatim}
			\lstset{language=python}			
				 \lstinputlisting{code/settings.py}
		\end{frame}
		\begin{frame}
			{Point to an url pattern}
			\lstset{language=python}			
				 \lstinputlisting{code/urls.py}
		\end{frame}
		\begin{frame}
			{Put the rating where you want!}
			\lstset{language=html}			
				 \lstinputlisting{code/rating.html}			
		\end{frame}
		\begin{frame}
			{Thats it!}
			\img{umoja2.jpg}
		\end{frame}
		
	\begin{frame}
	  \tableofcontents
	 \end{frame}
	\subsection{Overview}
		\begin{frame}
			{Developed at Lawrence-Journal World}
			\img{core_devs.jpg}
		\end{frame}

		\imgslide{exponential.jpg}{~5 million hits per month}

		\imgslide{600contributors.jpg}{~600 Contributors}
		\imgslide{hands.jpg}{~Majority of the features community contributed}
		\imgslide{5-years.jpg}{~5 years since Open Source}
		
	\subsection{Philosophy}		
		\begin{frame}
			{Philosophy}
			\img{philosophy.jpg}
		\end{frame}
		\imgslide{repeat.jpg}{Automate repetitive tasks}
		\imgslide{make-development-fast.jpg}{Make Development Fast}
		\begin{frame}
			{Convention Over Configuration}
			\img{convention.jpg}
		\end{frame}
		\imgslide{bestpractices.jpg}{Follow Best Practices}
	
\section{Using django}
	\subsection{MTV}
		\imgslide{mtv.jpg}{Models-Templates-Views}
		\imgslide{models.jpg}{Models}
		\begin{frame}
			{Model Syntax}
			\pycodesm{models.py}
		\end{frame}
		\begin{frame}
			{Model API}
			\pycodesm{model_api.py}
		\end{frame}
		\begin{frame}
			{Admin by models alone}
			\img{admin.png}
		\end{frame}
		\begin{frame}
			{Admin Syntax}
			\pycodesm{admin.py}
		\end{frame}		
		\imgslide{admin1.jpg}{List Page}
		\imgslide{admin2.jpg}{Add an Entry}
		\imgslide{admin4.jpg}{Auto Validation}
		\begin{frame}
			{Ugly urls}
			\pycode{uglyurl.txt}
		\end{frame}
		\begin{frame}
			{Good urls}
			\pycode{goodurl.txt}
		\end{frame}
		\begin{frame}
			{django url pattern}
			\pycode{urls.py}
		\end{frame}
		\imgslide{antenna.jpg}{Views}
		\begin{frame}
			{django views}
			\pycodesm{views_basic.py}
		\end{frame}
		\begin{frame}
			{django views}
			\pycodesm{views.py}
		\end{frame}
		\imgslide{template.jpg}{Templates}
		\begin{frame}
			{django template}
			\htmlcodesm{template.html}
		\end{frame}



\section{Features of django}
	\subsection{Features}
		\imgslide{swiss-army-knife.jpg}{Features}
		\begin{frame}
		\begin{itemize}[<+-| alert@+>]                  \item
			Admin Interface                         \item
			Generic Views                           \item
			Testing Tools                           \item
			Sessions                                \item
			Authentication                          \item
			Caching                                 \item
			Internationalization                    \item
			RSS                                     \item
			CSRF protection                         \item
			File Storage                            
		\end{itemize}
		\end{frame}
		\imgslide{djangodoc2.jpg}{Django Documentation}

\section{Reuseable apps}
	\subsection{Writing reuseable apps}
		\begin{frame}
			{General conventions adopted by the community}
			\img{keepleft.jpg}
		\end{frame}
		\begin{frame}[fragile]
			{Use template tags}                                              
			\pycodesm{templatetag.py}
		\end{frame}
		\begin{frame}
			{Use Signals}                                              
			\pycodesm{signals.py}
		\end{frame}
		\begin{frame}[fragile]
			{Basics}                                                       
		\begin{itemize}[<+-| alert@+>]                                                    \item
			Take \verb|template_name| and \verb|extra_context| every where          \item
			Write urls in applications                                             \item
			Import from the application level                        \item
			Prefix template name with directory                      \item
			Use \verb|MEDIA_URL| in templates                        \item
			Reverse url patterns
		\end{itemize}
		\end{frame}
		\begin{frame}
		{Basics Done right}
			\pycodesm{basicright.py}
		\end{frame}
		\begin{frame}
			{Advanced}                              
		\begin{itemize}[<+-| alert@+>]                                                 
			\item
			Use Template Response                                           
			 \item
			Write Views as Classes
		\end{itemize}
		\end{frame}
		
	\subsection{Community Applications}
		\imgslide{apps.png}{There is an app for that}
		\imgslide{choices.jpg}{For every size and style}
		\begin{frame}
			{Github Search "django"}
			\img{3000.jpg}
		\end{frame}
		\begin{frame}
			\img{pinax2.jpg}
		\end{frame}
		\begin{frame}
			{Pinax Features}
\begin{itemize}
\item
openid support
\item
email verification
\item
password management
\item
site announcements
\item
a notification framework
\item
user-to-user messaging
\item
friend invitation (both internal and external to the site)
\item
a basic twitter clone
\item
oembed support
\item
gravatar support
\item
interest groups (called tribes)
\item
projects with basic task and issue management
\item
threaded discussions
\item
wikis with multiple markup support
\item
blogging
\item
bookmarks
\item
tagging
\item
contact import (from vCard, Google or Yahoo)
\item
photo management
\end{itemize}
		\end{frame}
		\begin{frame}
			{django-mingus}
			\begin{columns}
			\begin{column}{5cm}
				\pycodesm{mingus.py}
			\end{column}
			\begin{column}{5cm}
				\pycodesm{mingus2.py}
			\end{column}
			\end{columns}
		\end{frame}

\section{End Notes}
	\subsection{Django Stats}
			\imgslide{users.jpg}{Django users}
		\begin{frame}
		{Popular Users}
		\begin{itemize}
		 \item                                                 
			Media
			\begin{itemize}
			    \item 
				LA Times
				\item
				NY Times
				 \item
				Washington Post
				 \item
				Guardian
			\end{itemize}
		 \pause \item
			Web2.0
			\begin{itemize}            
				\item 
				Mahalo: 10 million Page views            
				\item
				Pownce, SixApart				
			\end{itemize}
		\pause \item
			Full List: djangosites.com
		\end{itemize}
		\end{frame}
		\begin{frame}
			{NASA}
			\begin{quotation}
			   After an extensive trade study, we selected Django ...
   				as the first and primary application environment for
      			the Nebula Cloud.
			\end{quotation} 
		\end{frame}
	\subsection{Common Enterprise Hurdles}
		\begin{frame}
			{Enterprise Adoption Hurdles}
		\begin{itemize}[<+-| alert@+>]
			\item            
			Multiple Databases
			\item
			Dynamic settings infrastructure
			\item
			Tools
		\end{itemize}
		\end{frame}
	
	
	\subsection{Other}
		\begin{frame}
			{About Me}
			\begin{itemize}
			\item
			lakshman@agiliqsolutions.com, @becomingGuru
			\item
			Agiliq Solutions Formerly, Usware Technologies @agiliq
			\item
			Team of Expert Django Developers, Happy Clients
			\img{mapnew.jpg}
			\end{itemize}
		\end{frame}
		\imgslide{agiliqscreen.jpg}{http://www.agiliqsolutions.com/}
		\begin{frame}
			{Image Attributions}
			\pycodetiny{sources.txt}
		\end{frame}
		\imgslide{pony.jpg}{?}




\end{document}