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<HTML><!--Distributed by F --><HEAD><TITLE>[Part II] Let the Computer Do the Dirty Work </TITLE><METANAME="DC.title"CONTENT="UNIX Power Tools"><METANAME="DC.creator"CONTENT="Jerry Peek, Tim O'Reilly &amp; Mike Loukides"><METANAME="DC.publisher"CONTENT="O'Reilly &amp; Associates, Inc."><METANAME="DC.date"CONTENT="1998-08-04T21:34:06Z"><METANAME="DC.type"CONTENT="Text.Monograph"><METANAME="DC.format"CONTENT="text/html"SCHEME="MIME"><METANAME="DC.source"CONTENT="1-56592-260-3"SCHEME="ISBN"><METANAME="DC.language"CONTENT="en-US"><METANAME="generator"CONTENT="Jade 1.1/O'Reilly DocBook 3.0 to HTML 4.0"><LINKREV="made"HREF="mailto:online-books@oreilly.com"TITLE="Online Books Comments"><LINKREL="up"HREF="index.htm"TITLE="UNIX Power Tools"><LINKREL="prev"HREF="ch07_13.htm"TITLE="7.13 Pre-Prompt Commands in bash "><LINKREL="next"HREF="ch08_01.htm"TITLE="8. How the Shell Interprets What You Type"></HEAD><BODYBGCOLOR="#FFFFFF"TEXT="#000000"><DIVCLASS="htmlnav"><H1><IMGSRC="gifs/smbanner.gif"ALT="UNIX Power Tools"USEMAP="#srchmap"BORDER="0"></H1><MAPNAME="srchmap"><AREASHAPE="RECT"COORDS="0,0,466,58"HREF="index.htm"ALT="UNIX Power Tools"><AREASHAPE="RECT"COORDS="467,0,514,18"HREF="jobjects/fsearch.htm"ALT="Search this book"></MAP><TABLEWIDTH="515"BORDER="0"CELLSPACING="0"CELLPADDING="0"><TR><TDALIGN="LEFT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch07_13.htm"TITLE="7.13 Pre-Prompt Commands in bash "><IMGSRC="gifs/txtpreva.gif"SRC="gifs/txtpreva.gif"ALT="Previous: 7.13 Pre-Prompt Commands in bash "BORDER="0"></A></TD><TDALIGN="CENTER"VALIGN="TOP"WIDTH="171"><B><FONTFACE="ARIEL,HELVETICA,HELV,SANSERIF"SIZE="-1">Part II</FONT></B></TD><TDALIGN="RIGHT"VALIGN="TOP"WIDTH="172"><ACLASS="CHAPTER"HREF="ch08_01.htm"TITLE="8. How the Shell Interprets What You Type"><IMGSRC="gifs/txtnexta.gif"SRC="gifs/txtnexta.gif"ALT="Next: 8. How the Shell Interprets What You Type"BORDER="0"></A></TD></TR></TABLE>&nbsp;<HRALIGN="LEFT"WIDTH="515"TITLE="footer"></DIV><DIVCLASS="PART"><H1CLASS="part"><ACLASS="title"NAME="UPT-PART-2">Part II: Let the Computer Do the Dirty Work </A></H1><DIVCLASS="partintro"><PCLASS="para">Letting the computer do the dirty work-that's what this entire book isabout.However, the next six chapters cover some of the mostimportant ways to do that.The UNIX shells provide many ways to helpyou avoid typing the same thing over and over again, or typingsomething long when you could be typing something short, or ...</P><PCLASS="para">What is it they say?&quot;Time spent sailing is not subtracted from yourlife.&quot;I don't know about that, but I do know that time spentlearning the intricacies of the shell is seldom wasted.</P></DIV><DIVCLASS="docinfo"><PCLASS="DOCINFO">- <SPANCLASS="authorinitials">TOR</SPAN></P></DIV><PCLASS="part-toc"><ACLASS="chapter"HREF="ch08_01.htm"TITLE="8. How the Shell Interprets What You Type">Chapter 8: <CITECLASS="chapter">How the Shell Interprets What You Type</CITE></A><BR><ACLASS="chapter"HREF="ch09_01.htm"TITLE="9. Saving Time on the Command Line">Chapter 9: <CITECLASS="chapter">Saving Time on the Command Line</CITE></A><BR><ACLASS="chapter"HREF="ch10_01.htm"TITLE="10. Aliases">Chapter 10: <CITECLASS="chapter">Aliases</CITE></A><BR><ACLASS="chapter"HREF="ch11_01.htm"TITLE="11. The Lessons of History">Chapter 11: <CITECLASS="chapter">The Lessons of History</CITE></A><BR><ACLASS="chapter"HREF="ch12_01.htm"TITLE="12. Job Control">Chapter 12: <CITECLASS="chapter">Job Control</CITE></A><BR><ACLASS="chapter"HREF="ch13_01.htm"TITLE="13. Redirecting Input and Output">Chapter 13: <CITECLASS="chapter">Redirecting Input and Output</CITE></A><BR></P></DIV><DIVCLASS="htmlnav"><P></P><HRALIGN="LEFT"WIDTH="515"TITLE="footer"><TABLEWIDTH="515"BORDER="0"CELLSPACING="0"CELLPADDING="0"><TR><TDALIGN="LEFT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch07_13.htm"TITLE="7.13 Pre-Prompt Commands in bash "><IMGSRC="gifs/txtpreva.gif"SRC="gifs/txtpreva.gif"ALT="Previous: 7.13 Pre-Prompt Commands in bash "BORDER="0"></A></TD><TDALIGN="CENTER"VALIGN="TOP"WIDTH="171"><ACLASS="book"HREF="index.htm"TITLE="UNIX Power Tools"><IMGSRC="gifs/txthome.gif"SRC="gifs/txthome.gif"ALT="UNIX Power Tools"BORDER="0"></A></TD><TDALIGN="RIGHT"VALIGN="TOP"WIDTH="172"><ACLASS="CHAPTER"HREF="ch08_01.htm"TITLE="8. How the Shell Interprets What You Type"><IMGSRC="gifs/txtnexta.gif"SRC="gifs/txtnexta.gif"ALT="Next: 8. How the Shell Interprets What You Type"BORDER="0"></A></TD></TR><TR><TDALIGN="LEFT"VALIGN="TOP"WIDTH="172">7.13 Pre-Prompt Commands in bash </TD><TDALIGN="CENTER"VALIGN="TOP"WIDTH="171"><ACLASS="index"HREF="index/idx_0.htm"TITLE="Book Index"><IMGSRC="gifs/index.gif"SRC="gifs/index.gif"ALT="Book Index"BORDER="0"></A></TD><TDALIGN="RIGHT"VALIGN="TOP"WIDTH="172">8. How the Shell Interprets What You Type</TD></TR></TABLE><HRALIGN="LEFT"WIDTH="515"TITLE="footer"><IMGSRC="gifs/smnavbar.gif"SRC="gifs/smnavbar.gif"USEMAP="#map"BORDER="0"ALT="The UNIX CD Bookshelf Navigation"><MAPNAME="map"><AREASHAPE="RECT"COORDS="0,0,73,21"HREF="../index.htm"ALT="The UNIX CD Bookshelf"><AREASHAPE="RECT"COORDS="74,0,163,21"HREF="index.htm"ALT="UNIX Power Tools"><AREASHAPE="RECT"COORDS="164,0,257,21"HREF="../unixnut/index.htm"ALT="UNIX in a Nutshell"><AREASHAPE="RECT"COORDS="258,0,321,21"HREF="../vi/index.htm"ALT="Learning the vi Editor"><AREASHAPE="RECT"COORDS="322,0,378,21"HREF="../sedawk/index.htm"ALT="sed &amp; awk"><AREASHAPE="RECT"COORDS="379,0,438,21"HREF="../ksh/index.htm"ALT="Learning the Korn Shell"><AREASHAPE="RECT"COORDS="439,0,514,21"HREF="../lrnunix/index.htm"ALT="Learning the UNIX Operating System"></MAP></DIV></BODY></HTML>
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