Titlebook: Pro Perl Parsing; Christopher M. Frenz Book 2005 Christopher M. Frenz 2005 CPAN.Perl.XML.language.programming.programming language.structu

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ng events to assist with public education and risk communication about the novel virus and the emerging pandemic. Professional organisations, businesses, and governmental agencies led these endeavours and worked with innovation intermediaries to broadcast the requests to networks of external experts

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es of President Cyril Ramaphosa. While the president’s addresses throughout the pandemic have been acclaimed nationally and internationally as examples of strong leadership during this international crisis, they have also been the source of several ‘memetic moments’ on social media. At a time when t

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Grammars,e Chomsky divisions, Type 2 context-free grammars are the most often utilized for real-world parsing applications, since they can be utilized with most existing parsing algorithms and thus do not require the development of custom parsers. This chapter also provided an overview of how you could utili

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Parsing Basics,ys. Bottom-up parsers use a shift and reduce approach to evaluate the content of a sentence and gradually reduce to the sentence to the start nonterminal. Top-down parsers utilize the opposite approach and begin with the start nonterminal and then apply the grammar rules in an attempt to reconstruct

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Using Parse::Yapp,zation of the grammar file as well as how you can use the yapp utility to generate a Perl parsing module from a grammar file. The chapter also delved into writing lexing routines for use with the parser module and touched upon methods of error handling and debugging Yapp parsers. Lastly, the chapter

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Accessing Web Data with HTML::TreeBuilder,ps. The chapter then discussed the LWP modules and how you can utilize them to access information directly from the Web. Lastly, the chapter discussed the HTML::Treebuilder parsing module and how it is able to parse HTML documents into a hierarchal tree of nodes. I also discussed methods of searchin