Java Programming Tutorials

Java programming tutorials with many code examples!

Bubble Sort in Java

Bubble Sort is a sorting algorithm that repeatedly goes through an array and swaps adjacent elements that are not in order. In this post we’ll show how to implement it.

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MongoDB 3 array query operations

MongoDB 3 array query operations are very helpful and simplify digging in nested structures. In this post we’ll show how to create queries that match array elements in various ways.

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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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