An introduction to scala for spark programming big data analytics. The following set of sections represent the exercises contained in the book functional programming in scala, written by paul chiusano and runar bjarnason and published by manning. The book guides readers from basic techniques to advanced topics in a logical, concise, and clear progression. Contents 1 changelog 1 2 preface 3 3 introduction or,whyiwrotethisbook 5 4 whothisbookisfor 11 5 goals 15 6 questioneverything 23 7 rulesforprogramminginthisbook 33. Fp in scala getting started with functional programming. This book is a tutorial for the scala programming language, written by peo. Scala i about the tutorial scala is a modern multiparadigm programming language designed to express common programming patterns in a concise, elegant, and typesafe way. Scala smoothly integrates the features of objectoriented and functional languages. Functional programming in scala is a serious tutorial for programmers looking to learn fp and apply it to the everyday business of coding. We use the same numeration for the exercises for you to follow them. Even though it is not shown in the example, scala classes.
Its functional programming fp features are a boon to help you design easy to reason about systems to control the growing software complexities. The programming in scala book serves as an excellent tutorial to the. In it, youll find concrete examples and exercises that open up the world of functional programming. Scala, short for scalable language, is a hybrid functional programming language. Voici une session scala qui manipule des comptes bancaires. Withafewminorchanges,wikipediaoffersthisdescription.
I have never seen links used as well in a pdf, not just for bookmarks, but also. Scala tutorial pdf version quick guide resources job search discussion scala is a modern multiparadigm programming language designed to express common programming patterns in a concise, elegant, and typesafe way. Scala has been created by martin odersky and he released the first version in 2003. Scala fuses objectoriented and functional programming in. Scala is the implementation language of many important frameworks, including apache spark, kafka, and akka. Functional programming principles in scala coursera. Scala is used to construct elegant class hierarchies for maximum code reuse and extensibility and to implement their behavior using higherorder functions. Scala smoothly integrates objectoriented and functional programming. Lex spoon worked on scala for two years as a postdoc with martin odersky. After 10 years of object orientated java, 2 years of functional programming in scala was enough to convince me that i could never switch back.
Scala fuses functional and objectoriented programming in a practical package. It interoperates seamlessly with both java and javascript. Imperative programming inthenextsectionsi llusethetermimperativeprogramming,soi. Functional programming has been driving my personal development for the past couple of years. Pdf programming in scala, 4th edition by bill venners, lex spoon, martin odersky free downlaod publisher. It all began with clojure, but given its different syntax and a complete departure from what a common. In this talk i give my opinion of what the core of functional programming is that we can and. Abstract types and mixin composition unify concepts from object and module systems. Learning functional programming in scala alvin alexander a. This book is available in both paper and pdf ebook form.
Programming in scala preprint edition version 2 martin odersky is the creator of the scala language and a professor at epfl in lausanne, switzerland. It is designed to express common programming patterns in a concise, elegant, and typesafe way. Introduction to functional programming in scala youtube. Your contribution will go a long way in helping us. Learningfunctionalprogramming inscala alvinalexander.
As a very simple example of why it can be useful to use functions as values, lets consider a timer function whose aim. Scala is a statically typed, objectoriented programming language that blends imperative and functional programming styles. Plain functional programming by martin odersky youtube. This is a great introduction to functional programming for oo program mers. Scala introduces several innovative language constructs. Scalas functional programming constructs make it easy to build inter. It provides the core infrastructure for sites such as twitter. This content library is meant to be used in tandem with the book.