By Martin Odersky, Lex Spoon, Bill Venners

Scala is an object-oriented programming language for the Java digital computer. as well as being object-oriented, Scala can also be a sensible language, and combines the simplest techniques to OO and practical programming.

In Italian, Scala ability a stairway, or steps certainly, Scala helps you to step as much as a programming atmosphere that comes with the superior fresh pondering in programming language layout whereas additionally letting you employ your whole present Java code.

Artima is particularly happy to put up a brand new version of the best-selling ebook on Scala, written through the dressmaker of the language, Martin Odersky. Co-authored by means of Lex Spoon and invoice Venners, this e-book takes a step by step educational method of educating you Scala. beginning with the elemental parts of the language, Programming in Scala introduces sensible programming from the practitioner's standpoint, and describes complicated language positive factors which could make you a greater, extra effective developer.

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Additional info for Programming in Scala (2nd Edition)

Sample text

The main program for the spreadsheet application. A spreadsheet with a rendererComponent method. First version of the Model class. . . . . . . . . . . . . . 802 803 804 805 . . . . . . . . . . . . 9 Classes representing formulas. . . . A spreadsheet that parses formulas. . . The evaluate method of trait Evaluator. A library for arithmetic operations. . . The finished spreadsheet component. . xxxiii . . . . . . . . . . . . . . . . . . . .

12 A simple Food entity class. . . . . . . . . Simple Recipe entity class. . . . . . . . . Food and Recipe examples for use in tests. . . . . Mock database and browser modules. . . . . . . Database and browser modules with categories added. . A Browser class with an abstract database val. . . . A Database class with abstract methods. . . . . . The SimpleDatabase object as a Database subclass. . The SimpleBrowser object as a Browser subclass.

A converter object with an exchange rates map. . . The full code of class CurrencyZone. . . . . . . . . . . . . . . . . . . 7 An implicit parameter list with multiple parameters. . . A function with an upper bound. . . . . . . . A function with an implicit parameter. . . . . . A function that uses an implicit parameter internally. . . A function with a view bound. . . . . . . . . Sample code that uses an implicit parameter. . . . . Sample code after type checking and insertion of implicits.

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