Advanced Perl Programming

Later, we'll learn how to tell perl how many repetitions of a character or group of characters we want to match without spelling it out directly. What, then, if we wanted to

Although you don’t need to know a single thing about Perl to begin reading this book, we recommend that you already have familiarity with basic programming concepts such as

Exercise 2.1 Write a program called grep.pl that takes a pattern and a list of files as command line arguments, and that traverses each file printing lines that match the

As a testament to what you can do with Minimal Perl, this book features program- ming examples drawn from a wide variety of application areas, including system

– You can download thousands of modules from CPAN (Comphrehensive Perl Archive Network) www.cpan.org. Installing modules on a

– BLAST the sequence of each of the genes in your hash from last time against a local copy of the swissprot database.. – read the output files to grab the top hit for

Reloading configuration files. First, lets look at a simple case, in which we just have to look after a simple configuration file like the one below. Imagine a script that tells you

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