getting-started-strings/slides.tex
author Puneeth Chaganti <punchagan@fossee.in>
Wed, 10 Nov 2010 10:47:21 +0530
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Cleaned up getting started with strings LO.
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% Created 2010-11-10 Wed 10:46
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\documentclass[presentation]{beamer}
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\usepackage[latin1]{inputenc}
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\usepackage[T1]{fontenc}
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\usepackage{fixltx2e}
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\usepackage{graphicx}
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\usepackage{longtable}
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\usepackage{float}
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\usepackage{wrapfig}
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\usepackage{soul}
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\usepackage{textcomp}
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\usepackage{marvosym}
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\usepackage{wasysym}
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\usepackage{latexsym}
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\usepackage{amssymb}
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\usepackage{hyperref}
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\tolerance=1000
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\usepackage[english]{babel} \usepackage{ae,aecompl}
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\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet}
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\usepackage{listings}
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\lstset{language=Python, basicstyle=\ttfamily\bfseries,
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commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen},
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showstringspaces=false, keywordstyle=\color{blue}\bfseries}
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\providecommand{\alert}[1]{\textbf{#1}}
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\title{}
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\author{FOSSEE}
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\date{}
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\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent}
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\begin{document}
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\begin{frame}
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\frametitle{Outline}
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\label{sec-1}
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\begin{itemize}
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\item Defining strings\\
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\label{sec-1_1}%
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\item Concatenation\\
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\label{sec-1_2}%
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\item Accessing individual elements\\
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\label{sec-1_3}%
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\item Immutability of strings\\
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\label{sec-1_4}%
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\end{itemize} % ends low level
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\end{frame}
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\begin{frame}
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\frametitle{Question 1}
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\label{sec-2}
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  Obtain the string \texttt{\%\% -------------------- \%\%} (20 hyphens) without
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  typing out all the twenty hyphens.
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Solution 1}
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\label{sec-3}
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\lstset{language=Python}
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\begin{lstlisting}
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s = "%% " + "-"*20 + " %%"
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\end{lstlisting}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Question 2}
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\label{sec-4}
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  Given a string, \texttt{s} which is \texttt{Hello World} , what is the output of::
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\lstset{language=Python}
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\begin{lstlisting}
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s[-5] 
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s[-10]
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s[-15]
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\end{lstlisting}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Solution 2}
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\label{sec-5}
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\lstset{language=Python}
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\begin{lstlisting}
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'W'
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'e'
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IndexError
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\end{lstlisting}
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\end{frame}
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\begin{frame}
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\frametitle{Summary}
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\label{sec-6}
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  In this tutorial we have learnt
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\begin{itemize}
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\item How to define strings
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\item Different ways of defining a string
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\item String concatenation and repetition
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\item Accessing individual elements of the string
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\item Immutability of strings
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\end{itemize}
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\end{frame}
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\begin{frame}
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\frametitle{Thank you!}
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\label{sec-7}
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  \begin{block}{}
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  \begin{center}
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  This spoken tutorial has been produced by the
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  \textcolor{blue}{FOSSEE} team, which is funded by the 
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  \end{center}
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  \begin{center}
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    \textcolor{blue}{National Mission on Education through \\
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      Information \& Communication Technology \\ 
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      MHRD, Govt. of India}.
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  \end{center}  
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  \end{block}
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\end{frame}
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\end{document}