Java Programming Tutorials

Java programming tutorials with many code examples!

GCD in Java using Euclidean Algorithm

In this post we show how to implement GCD in Java using Euclidean Algorithm. GCD is known as Greatest Common Divisor/Factor/Measure, Highest Common Divisor/Factor.

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Remove duplicates from List in Java

We show how to remove duplicates from List in Java. Choose implementation depending on circumstances and with expected performance.

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Quicksort in Java

Quicksort is one of the fastest sorting algorithms. In this article we implement Quicksort in Java, describe how it works and its properties.

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Java 8 range of numbers

How to generate in Java 8 range of numbers? This is practical problem, often met when writing tests. In this post we’ll cover fast implementation, comfortable, and flexible with Java 8 Streams!

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