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diff --git a/ult/ult_8/slides.tex~ b/ult/ult_8/slides.tex~ new file mode 100644 index 0000000..7598d67 --- /dev/null +++ b/ult/ult_8/slides.tex~ @@ -0,0 +1,234 @@ +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +% Using Linux Tools +% +% Author: FOSSEE +% Copyright (c) 2009, FOSSEE, IIT Bombay +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +\documentclass[12pt,compress]{beamer} + +\mode<presentation> +{ + \usetheme{Warsaw} + \useoutertheme{infolines} + \setbeamercovered{transparent} +} + +\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} + +\usepackage{listings} +\lstset{language=sh, + basicstyle=\ttfamily\bfseries, + commentstyle=\color{red}\itshape, + stringstyle=\color{darkgreen}, + showstringspaces=false, + keywordstyle=\color{blue}\bfseries} + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +% DOCUMENT STARTS +\begin{document} + +\begin{frame} + +\begin{center} +\vspace{12pt} +\textcolor{blue}{\huge Using Linux Tools} +\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} +\end{frame} +\begin{frame} +\frametitle{Objectives} +\label{sec-2} + +At the end of this tutorial, you will be able to, +\begin{itemize} +\item Learn certain handy tools that are useful in day-to-day work. +\item Customize a shell. +\end{itemize} +\end{frame} + +\section{Miscellaneous Tools} + +\begin{frame}[fragile] + \frametitle{\texttt{find}} + \begin{itemize} + \item Find files in a directory hierarchy + \item Offers a very complex feature set + \item Look at the \texttt{man} page! + \end{itemize} +\end{frame} + +\begin{frame}[fragile] + \frametitle{\texttt{cmp}} + \begin{itemize} + \item Compare two files + \end{itemize} + \begin{lstlisting} + $ find . -name quick.c + ./Desktop/programs/quick.c + ./c-folder/quick.c + $ cmp Desktop/programs/quick.c \ + c-folder/quick.c + \end{lstlisting} % $ + \begin{itemize} + \item No output when the files are exactly the same + \item Else, gives location where the first difference occurs + \end{itemize} +\end{frame} + +\begin{frame}[fragile] + \frametitle{\texttt{diff}} + \begin{itemize} + \item We know the files are different, but want exact differences + \end{itemize} + \begin{lstlisting} + $ diff Desktop/programs/quick.c \ + c-folder/quick.c + \end{lstlisting} % $ + \begin{itemize} + \item line by line difference between files + \item \texttt{>} indicates content only in second file + \item \texttt{<} indicates content only in first file + \end{itemize} +\end{frame} + +\begin{frame}[fragile] +\frametitle{\texttt{tar}} +\begin{itemize} +\item \emph{tarball} -- essentially a collection of files +\item May or may not be compressed +\item Eases the job of storing, backing-up \& transporting files +\end{itemize} +\end{frame} + +\begin{frame}[fragile] +\frametitle{Extracting an archive} + +\begin{lstlisting} +$ mkdir extract +$ cp allfiles.tar extract/ +$ cd extract +$ tar -xvf allfiles.tar +\end{lstlisting} %$ + +\begin{itemize} +\item \texttt{-x} --- Extract files within the archive +\item \texttt{-f} --- Specify the archive file +\item \texttt{-v} --- Be verbose +\end{itemize} +\end{frame} + +\begin{frame}[fragile] + \frametitle{Compressed archives} + \begin{itemize} + \item \texttt{tar} can create and extract compressed archives + \item Supports compressions like gzip, bzip2, lzma, etc. + \item Additional option to handle compressed archives + \begin{center} + \begin{tabular}{|l|l|}\hline + Compression & Option \\\hline + gzip & \texttt{-z} \\\hline + bzip2 & \texttt{-j} \\\hline + lzma & \texttt{-{}-lzma} \\\hline + \end{tabular} + \end{center} + \end{itemize} + \begin{lstlisting} + $ tar -cvzf newarchive.tar.gz *.txt + \end{lstlisting} % $ +\end{frame} + + +\begin{frame} +\frametitle{Customizing your shell} +\begin{itemize} +\item Bash reads \texttt{/etc/profile}, + \texttt{\textasciitilde{}/.bash\_profile}, + \texttt{\textasciitilde{}/.bash\_login}, and + \texttt{\textasciitilde{}/.profile} in that order, when starting + up as a login shell. +\item \texttt{\textasciitilde{}/.bashrc} is read, when not a login + shell +\item Put any commands that you want to run when bash starts, in this + file. +\end{itemize} +\end{frame} + + +\begin{frame} +\frametitle{Summary} +\label{sec-8} + + In this tutorial, we have learnt to, + + +\begin{itemize} +\item To make use of the ``find'' command find files in a directory hierarchy. +\item To find the differences between files with the same name, using the + ``cmp'' and ``diff'' commands. +\item To extract and create compressed archive's using the ``tar'' command. +\item Customize one's shell according to one's choice. +\end{itemize} +\end{frame} +\begin{frame}[fragile] +\frametitle{Evaluation} +\label{sec-9} + + +\begin{enumerate} +\item Look at the man page of ``find'' and state the options which + deal with symbolic links. +\vspace{8pt} +\item How do you append tar files to an archive ? +\end{enumerate} +\end{frame} +\begin{frame} +\frametitle{Solutions} + +\begin{enumerate} +\item -H, -L and -P options with the ``find'' command +\vspace{15pt} +\end{enumerate} + +\begin{verbatim} + $ tar -Af tar file +\end{verbatim} + +\end{frame} +\begin{frame} + + \begin{block}{} + \begin{center} + \textcolor{blue}{\Large THANK YOU!} + \end{center} + \end{block} +\begin{block}{} + \begin{center} + For more Information, visit our website\\ + \url{http://fossee.in/} + \end{center} + \end{block} +\end{frame} + +\end{document} + + |