Download e-book for kindle: Advanced Perl Programming (2nd Edition) by Simon Cozens

By Simon Cozens

ISBN-10: 0596004567

ISBN-13: 9780596004569

With a global group of clients and greater than 1000000 committed programmers, Perl has confirmed to be the best language for the newest developments in computing and business.

Every programmer needs to stay alongside of the newest instruments and strategies. This up-to-date model of Advanced Perl Programming from O'Reilly offers the fundamental wisdom of the trendy Perl programmer. no matter what your present point of Perl services, this booklet can assist you push your abilities to the following point and develop into a extra complete programmer.

O'Reilly's such a lot high-level Perl educational up to now, Advanced Perl Programming, moment variation teaches you all of the complicated innovations for production-ready Perl courses. This thoroughly up to date consultant sincerely explains ideas equivalent to introspection, overriding built-ins, extending Perl's object-oriented version, and trying out your code for better stability.

Other subject matters include:
* advanced info constructions
* Parsing
* Templating toolkits
* operating with average language info
* Unicode
* interplay with C and different languages
moreover, this consultant demystifies as soon as complicated themes like object-relational mapping and event-based development-arming you with every thing you want to thoroughly improve your skills.
Praise for the second one Edition:

"Sometimes the most important hurdle to challenge fixing isn't the topic itself yet fairly the sheer variety of modules Perl presents. Advanced Perl Programming walks you thru Perl's TMTOWTDI ("There's a couple of strategy to Do It") wooded area, explaining and evaluating the simplest modules for every activity so that you can intelligently practice them in numerous situations." --Rocco Caputo, lead developer of POE

"It has been stated that sufficiently complicated Perl code is indistinguishable from magic. This e-book of spells is going some distance to unlocking these secrets and techniques. It has the ability to rework the main humble programmer right into a Perl wizard." --Andy Wardley

"The info the following isn't theoretical. It offers instruments and strategies for fixing genuine difficulties cleanly and elegantly." --Curtis 'Ovid' Poe

" Advanced Perl Programming collects genuinely-earned wisdom from the very best programmers within the Perl neighborhood, and explains it in a fashion that even beginners can observe immediately." --chromatic, Editor of

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Additional resources for Advanced Perl Programming (2nd Edition)

Sample text

B. die Bibliotheksfunktion printf zur Ausgabe die Systemfunktion write auf. B. strlen (ermittelt Länge eines Strings) oder sqrt (berechnet Quadratwurzel), kommen ohne jeglichen Aufruf einer Systemfunktion aus. Während Bibliotheksfunktionen leicht durch neue ersetzt werden können, können Systemfunktionen nicht so einfach ausgetauscht werden. Im letzteren Fall wäre eine Änderung des Kerns notwendig. 2 verdeutlicht noch einmal, daß ein Benutzerprogramm sowohl Systemfunktionen als auch Bibliotheksfunktionen aufrufen kann.

Die Funktion getcwd schreibt den Pfadnamen des Working-Directorys in den Puffer, dessen Adresse ihm als erstes Argument übergeben wird. c) kompiliert und gelinkt hat. B. 4 verwendet werden. 1 standardisierten Konstanten kann jede Implementierung noch weitere implementierungsspezifische Konstanten definieren. : cc -o prog .... -D_POSIX_SOURCE #define _POSIX_SOURCE (auf der Kommandozeile) oder (in der 1. h> definiert (mit typedef) implementierungsabhängige Datentypen, die sogenannten primitiven Systemdatentypen.

Beide Versionen liefen auf einem VAX-Minicomputer. 4BSD erschienen. 5. 10 Unix-Standardisierungen und -Implementierungen 37 Linux Linux ist ein frei verfügbares Unix-System für PCs, das sich heute sehr großer Beliebtheit erfreut. Es umfaßt Teile der Funktionalität von SVR4, des POSIX-Standards und der BSDLinie. Wesentliche Teile des Unix-Kerns wurden von Linus Torvalds, einem finnischen Informatik-Studenten, entwickelt. Er stellte die Programmquellen des Kerns unter die GNU Public License. Somit hat jeder das Recht, sie zu kopieren.

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Advanced Perl Programming (2nd Edition) by Simon Cozens

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