Java Programming Tutorials

Java programming tutorials with many code examples!

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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Prime numbers – Sieve of Eratosthenes in Java

Prime numbers – Sieve of Eratosthenes

A prime number is a natural number with only two divisors: 1 and itself.
In this post we’re going to show how to find prime numbers using Sieve of Eratosthenes and explain how it works.

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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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