Java Programming Tutorials

Java programming tutorials with many code examples!

Java String to int

In Java String to int conversion can be done in a few different ways. In this post we’ll show them and describe differences.

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Java 8 reduce by example

Java 8 reduce is a great method to compute a value from stream of values – reduce collection to value. In this post we’ll explain how reduce in Java work.

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Java XML validate using SchemaFactory

Java XML validate using SchemaFactory

There are a few ways to validate XML file in Java. In this post we show how to use SchemaFactory to validate XML against XSD Schema from file.

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Groovy for Java Developers

Groovy for Java Developers – essentials

In this tutorial you will learn the most common features of Groovy that will allow you to get up and running in just a few minutes!

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Java read XML using DOM

Java read XML using DOM

Java DOM API is comfortable to work with not big XML documents. They can be easily loaded and modified in runtime. In this post we show how to do it.

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Java create XML using DOM

Java create XML using DOM

Java allows to work with XML in many different ways. In this post we show how to use Java DOM API to create a document and write it as XML file.

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Java Reverse String in 2 ways

Java Reverse String in 2 ways

Java String doesn’t have reverse method, so it may not be immediately apparent how to reverse a string in Java. Here are two ways do do it.

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