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Better Encoding With Monoids in Scala Let s learn about monoids. by Join the DZone community and get the full member experience.Join For Free Monoid has its root in abstract algebra. It is a semigroup with an identity; in other words, it has an associative binary operation and an identity element. In Scala, we can define it as follows: Scala 4 5 In this article, we will discuss the law of Monoid from a Scala developer’s perspective, how it works in Scala, and various useful encoding patterns using Monoid. The Monoid Law The Monoid law is the combination of the law of associativity and the law of identity. A monoid consists of the following: ....
Scala Futures: Concurrency Interpreted! Futures let us run values off the main thread and handle background or yet to be run values by mapping them with callbacks. See how they work in Scala. by Join the DZone community and get the full member experience.Join For Free Futures allow us to run values off the main thread and handle values that are running in the background or yet to be executed by mapping them with callbacks. If you come from a Java background, you might be aware of java.util.concurrent.Future. There are several challenges in using this: Threads are always blocked while retrieving values. ....