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Becoming Acquainted with Scala

There are many touted benefits of the Scala programming language, especially for Java developers. Among others, Scala’s advertised strengths and advantages include the following:Runs ...
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Synchronizing transactions with asynchronous events in Spring

Today as an example we will take a very simple scenario: placing an order stores it and sends an e-mail about that order:                   @Service class ...
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Scala traits implementation and interoperability. Part I: Basics

Traits in Scala are similar to interfaces, but much more powerful. They allow implementations of some of the methods, fields, stacking, etc. But have you ever wondered how are they ...
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FitNesse your ScalaTest with custom Scala DSL

This article won’t be about FitNesse. As matter of fact I don’t like this tool very much and it seems to be loosing momentum, judging by the traffic on an official mailing ...
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Gang of Four Patterns With Type-Classes and Implicits in Scala (Part 2)

Type-classes are a powerful tool for library creators and maintainers. They reduce boilerplate, open libraries to extension, and act as a compile time switch. Similarly, the GoF patterns ...
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Dependency injection with Scala macros: auto-wiring

You can look at dependency injection as a fancy name for passing parameters to a function (or constructor arguments to a constructor). However usually, DI containers do much more than ...
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Gang of Four Patterns With Type-Classes and Implicits in Scala

Type-classes, as they’re known within the Scala language, have a wonderful place in library development. They make code open to extension, less verbose and simplify APIs. I’ve yet ...
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Futures in Akka with Scala

Akka is actor based, event-driven framework for building highly concurrent, reliable applications. Shouldn’t come a surprise that concept of a future is ubiquitous in a system ...
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Using Twitter4j with Scala to perform user actions

Introduction My previous post showed how to use Twitter4j in Scala to access Twitter streams. This post shows how to control a Twitter user’s actions using Twitter4j. The primary ...
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Complex Numbers in Scala

Overview I recently delivered an introductory talk about Scala at an internal geek’s event at SAP. In this talk, I used an example complex numbers class to illustrate important ...
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