(Ab)using Java 8 FunctionalInterfaces as Local Methods

If you’re programming in more advanced languages like Scala or Ceylon, or even JavaScript, “nested functions” or “local functions” are…

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Parsing Java 8 Streams Into SQL

When Java 8 was released and people began streaming over all kinds of stuff, it didn’t take long before they…

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Streaming over Maps with Java 8

In this article I will show you how Speedment Open Source stream efficiently over standard Java maps, expanding the Stream…

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Using Oracle AQ via Java 8 Streams

One of the most awesome features of the Oracle database is Oracle AQ: Oracle Database Advanced Queuing. The AQ API…

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Improved Documentation of HotSpot Options in Java 8

One of the small but welcome features introduced with Oracle’s HotSpot implementation of Java 8 is the addition of many…

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Using Java 8 Lambdas, Streams, and Aggregates

Overview In this post, we’ll take a look at filtering and manipulating objects in a Collection using Java 8 lambdas,…

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Composing Multiple Async Results via an Applicative Builder in Java 8

A few months ago, I put out a publication where I explain in detail an abstraction I came up with…

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Functional vs Imperative Programming. Fibonacci, Prime and Factorial in Java 8

There are multiple programming styles/paradigms, but two well-known ones are Imperative and Functional. Imperative programming is the most dominant paradigm…

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Java 8 Lambda Expression for Design Patterns – Decorator Design Pattern

The Decorator pattern (also known as Wrapper) allows behavior to be added to an individual object, either statically or dynamically,…

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