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Diffstat (limited to 'ult/ult_7/ult7.tex')
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1 files changed, 151 insertions, 104 deletions
diff --git a/ult/ult_7/ult7.tex b/ult/ult_7/ult7.tex index a306272..3d981a6 100644 --- a/ult/ult_7/ult7.tex +++ b/ult/ult_7/ult7.tex @@ -5,142 +5,120 @@ % Copyright (c) 2009, FOSSEE, IIT Bombay %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -\documentclass[12pt,compress]{beamer} - +\documentclass[17pt,compress]{beamer} +\usepackage{beamerthemesplit} \mode<presentation> { \usetheme{Warsaw} \useoutertheme{infolines} \setbeamercovered{transparent} + \setbeamertemplate{navigation symbols}{} } +% Taken from Fernando's slides. +\usepackage{ae,aecompl} +\usepackage[scaled=.95]{helvet} \usepackage[english]{babel} \usepackage[latin1]{inputenc} -%\usepackage{times} \usepackage[T1]{fontenc} -% Taken from Fernando's slides. -\usepackage{ae,aecompl} -\usepackage{mathpazo,courier,euler} -\usepackage[scaled=.95]{helvet} - -\definecolor{darkgreen}{rgb}{0,0.5,0} +% change the alerted colour to LimeGreen +\definecolor{LimeGreen}{RGB}{50,205,50} +\setbeamercolor{structure}{fg=LimeGreen} +\author[FOSSEE]{} +\institute[IIT Bombay]{} +\date[]{} +% \setbeamercovered{transparent} + +% theme split +\usepackage{verbatim} +\newenvironment{colorverbatim}[1][]% +{% +\color{blue} +\verbatim +}% +{% +\endverbatim +}% +\usepackage{mathpazo,courier,euler} \usepackage{listings} \lstset{language=sh, basicstyle=\ttfamily\bfseries, - commentstyle=\color{red}\itshape, - stringstyle=\color{darkgreen}, showstringspaces=false, - keywordstyle=\color{blue}\bfseries} + keywordstyle=\color{black}\bfseries} +% logo +\logo{\includegraphics[height=1.30 cm]{../images/3t-logo.pdf}} +\logo{\includegraphics[height=1.30 cm]{../images/fossee-logo.pdf} + +\hspace{7.5cm} +\includegraphics[scale=0.99]{../images/fossee-logo.pdf}\\ +\hspace{281pt} +\includegraphics[scale=0.80]{../images/3t-logo.pdf}} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % DOCUMENT STARTS \begin{document} -\begin{frame} +\sffamily \bfseries +\title +[Text Processing] +{Text Processing} +\author +[FOSSEE] +{\small Talk to a Teacher\\{\color{blue}\url{http://spoken-tutorial.org}}\\\vspace{0.25cm}National Mission on Education + through ICT\\{\color{blue}\url{ http://sakshat.ac.in}} \\ [1.65cm] + Contributed by FOSSEE Team \\IIT Bombay \\[0.3cm] +} -\begin{center} -\vspace{12pt} -\textcolor{blue}{\huge Using Linux Tools\\Part VII} -\end{center} -\vspace{18pt} -\begin{center} -\vspace{10pt} -\includegraphics[scale=0.95]{../images/fossee-logo.png}\\ -\vspace{5pt} -\scriptsize Developed by FOSSEE Team, IIT-Bombay. \\ -\scriptsize Funded by National Mission on Education through ICT\\ -\scriptsize MHRD,Govt. of India\\ -\includegraphics[scale=0.30]{../images/iitb-logo.png}\\ -\end{center} +% slide 1 +\begin{frame} + \titlepage \end{frame} + \begin{frame} \frametitle{Objectives} \label{sec-2} At the end of this tutorial, you will be able to, \begin{itemize} -\item Prepare scripts using 'Control Operators'. -\item Understand what 'Environment Variables' are. +\item Sort lines of text files +\item Print lines matching a pattern +\item Translate or delete characters +\item Omit repeated lines \end{itemize} \end{frame} \begin{frame} -\frametitle{Pre-requisite} +\frametitle{Pre-requisites} \label{sec-3} -Spoken tutorial on - +Spoken tutorial on, \begin{itemize} -\item Using Linux tools -- Part I -\item Using Linux tools -- Part II -\item Using Linux tools -- Part III -\item Using Linux tools -- Part IV -\item Using Linux tools -- Part V -\item Using Linux tools -- Part VI +\item Getting started with Linux +\item Redirection and Piping \end{itemize} \end{frame} \begin{frame}[fragile] - \frametitle{\texttt{if}} - \begin{itemize} - \item Print message if directory exists in \texttt{pwd} - \end{itemize} - \begin{lstlisting} - #!/bin/bash - if test -d $1 - then - echo "Yes, the directory" \ - $1 "is present" - fi - \end{lstlisting} % $ -\end{frame} - -\begin{frame}[fragile] - \frametitle{\texttt{[ ]} - alias for \texttt{test}} - \begin{itemize} - \item Square brackets (\texttt{[]}) can be used instead of - \texttt{test} - \item - \end{itemize} - \begin{lstlisting} - #!/bin/bash - if [ $1 -lt 0 ] - then - echo "number is negative" - else - echo "number is non-negative" - fi - \end{lstlisting} % $ + \frametitle{\texttt{sort}} +\verb~$ cut -d " " -f 2- marks1.txt \~ +\verb~| paste -d " " students.txt -\~ +\verb~| sort -t " " -k 2 -rn~ \begin{itemize} - \item \alert{spacing is important, when using the square brackets} + \item \texttt{-t} the delimiter between fields + \item \texttt{-k} field to use for sorting + \item \texttt{-r} for sorting in the reverse order + \item \texttt{-n} to choose numerical sorting \end{itemize} \end{frame} \begin{frame}[fragile] - \frametitle{\texttt{for}} - \begin{block}{Problem} - Given a set of \texttt{.mp3} files, that have names beginning with - numbers followed by their names --- \texttt{08 - Society.mp3} --- - rename the files to have just the names. Also replace any spaces - in the name with hyphens. - \end{block} + \frametitle{\texttt{tr}} \begin{itemize} - \item Loop over the list of files - \item Process the names, to get new names - \item Rename the files - \end{itemize} -\end{frame} - -\begin{frame}[fragile] - \frametitle{Environment Variables} - \begin{itemize} - \item Pass information from shell to programs running in it - \item Behavior of programs can change based on values of variables - \item Environment variables vs. Shell variables - \item Shell variables -- only current instance of the shell - \item Environment variables -- valid for the whole session - \item Convention -- environment variables are UPPER CASE + \item Translates or deletes characters + \item Reads from \texttt{stdin} and outputs to \texttt{stdout} + \item Given, two sets of characters, replaces one with other \end{itemize} \end{frame} @@ -152,51 +130,120 @@ Spoken tutorial on - \begin{itemize} -\item Prepare scripts using control structures like ``if'', ``if-else'', - ``for'' and ``while''. -\item Use 'environment variables'. -\item Export a variable to the environment of all the processes, using - the ``export'' command. +\item Use the ``sort'' command to sort lines of text files +\item Use the ``grep'' command to search text pattern +\end{itemize} +\end{frame} + +\begin{frame} +\frametitle{Summary..} +\begin{itemize} +\item Use the ``tr'' command to translate and/or delete characters +\item Use the ``uniq'' command to omit repeated lines in a text \end{itemize} \end{frame} + \begin{frame}[fragile] \frametitle{Evaluation} \label{sec-9} \begin{enumerate} -\item Print the text ``dog man'' in such a way that the prompt - continues after the text. +\item To obtain patterns; one per line, which of the following command is used ? +\vspace{3pt} +\begin{itemize} +\item grep -f +\item grep -i +\item grep -v +\item grep -e +\end{itemize} +\end{enumerate} +\end{frame} + +\begin{frame}[fragile] +\frametitle{Evaluation..} +\begin{enumerate} +\setcounter{enumi}{1} +\item Translate the word `linux' to upper-case. \vspace{8pt} -\item How can you add a new path variable ``/data/myscripts'' to \$PATH variable ? +\item Sort the output of the ``ls -al'' command. \end{enumerate} \end{frame} + \begin{frame} \frametitle{Solutions} \label{sec-10} \begin{enumerate} -\item \$ echo -n dog man +\item grep -f +\vspace{15pt} +\item \$ echo `linux' | tr a-z A-Z \vspace{15pt} -\item \$ export PATH=\$PATH://data/myscripts +\item \$ ls -al | sort -n -k5 \end{enumerate} \end{frame} + +\begin{frame} +\frametitle{SDES \& FOSSEE} +\begin{center} +\begin{itemize} +\item \small{SDES}\\ +\small{\color{LimeGreen}Software Development techniques for Engineers and Scientists} \\ +\scriptsize An initiative by FOSSEE. \\ +\vspace{3pt} +\scriptsize For more information on SDES, please visit {\color{blue}\url{http://fossee.in/sdes}}\\ +\vspace{10pt} +\item \small{FOSSEE}\\ +\small {\color{LimeGreen}Free and Open-source Software for \\Science and Engineering Education} \\ +\scriptsize Based at IIT Bombay, Funded by MHRD.\\ +\vspace{3pt} +\scriptsize Part of National Mission on Education through ICT \\(NME-ICT) \\ +\end{itemize} +\end{center} +\end{frame} + +\begin{frame} +\frametitle{About the Spoken Tutorial Project} +\begin{itemize} +\item Watch the video available at {\color{blue}\url{http://spoken-tutorial.org /What\_is\_a\_Spoken\_Tutorial}} +\item It summarises the Spoken Tutorial project +\item If you do not have good bandwidth, you can download and watch it +\end{itemize} +\end{frame} + +\begin{frame} +\frametitle{Spoken Tutorial Workshops}The Spoken Tutorial Project Team +\begin{itemize} +\item Conducts workshops using spoken tutorials +\item Gives certificates to those who pass an online test +\item For more details, please write to \\ \hspace {0.5cm}{\color{blue}contact@spoken-tutorial.org} +\end{itemize} +\end{frame} + +\begin{frame} +\frametitle{Acknowledgements} +\begin{itemize} +\item Spoken Tutorial Project is a part of the Talk to a Teacher project +\item It is supported by the National Mission on Education through ICT, MHRD, Government of India +\item More information on this Mission is available at: \\{\color{blue}\url{http://spoken-tutorial.org/NMEICT-Intro}} +\end{itemize} +\end{frame} + \begin{frame} \begin{block}{} \begin{center} - \textcolor{blue}{\Large THANK YOU!} + {\Large THANK YOU!} \end{center} \end{block} \begin{block}{} \begin{center} For more Information, visit our website\\ - \url{http://fossee.in/} + {\color{blue}\url{http://fossee.in/}} \end{center} \end{block} \end{frame} -\end{document} - +\end{document} |