Titlebook: Beginning Python; From Novice to Profe Magnus Lie Hetland Book 20082nd edition Magnus Lie Hetland 2008 Iterator.Python.XML.development.inte

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,Dictionaries: When Indices Won’t Do,data structure in which you can refer to each value by name. This type of structure is called a .. The only built-in mapping type in Python is the dictionary. The values in a dictionary don’t have any particular order but are stored under a key, which may be a number, a string, or even a tuple.

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Abstraction,. You won’t need to give it the same detailed instructions over and over. The chapter provides a thorough introduction to parameters and scoping, and you learn what recursion is and what it can do for your programs.

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Files and Stuff,tside world has been through input, raw_input, and print. In this chapter, we go one step further and let our programs catch a glimpse of a larger world: the world of files and streams. The functions and objects described in this chapter will enable you to store data between program invocations and to process data from other programs.

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Python and the Web,creen scraping, CGI, and mod_python. In addition, I give you some pointers for finding the proper toolkits for more advanced web application and web service development. For extended examples using CGI, see Chapters 25 and 26. For an example of using the specific web service protocol XML-RPC, see Chapter 27.

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Informationssicherheits- und IT-Risikene is particularly difficult, so if you know the basic principles of how your computer works, you should be able to follow the examples and try them out yourself. I’ll go through the basics, startiwng with the excruciatingly simple, but because Python is such a powerful language, you’ll soon be able

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