Workshop

The Workshop summarizes the key terms you learned and poses some questions about the topics presented in this chapter. It also provides you with a preview of what you will learn in the next hour.

Key Terms

algorithm the logical sequence of steps taken by a program.

file handle An internal program variable that's used to refer to a specific file. In Perl, you'll have used an opencommand to associate a file handle with a file.

Exercises

First, go to the Web site http://www.intuitive.com/tyu24/ and download the files for this hour.

1:Congratulations! You just won £50! Use Exchange to see how much that's worth in US dollars.
2:Find and fix the bug highlighted in the exchange.pl program earlier in this lesson. Run perl -w to confirm that it's fixed.
3:Read through the Perl FAQ man pages. What do the Perl FAQ authors recommend as the forum for free Perl advice? What's a JAPH?

Preview of the Next Hour

In the next hour, you learn about the free Apache Web server that's probably included in your existing UNIX system and how to use it and understand its log file format.

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