A quick and practical guide to using constructors in abstract classes.

Learn how to remove all HTML tags and extract the text from an HTML document string

Explore different solutions for checking if the first letter is uppercase.

Learn various approaches for ignoring commas in quotes when splitting a comma-separated String.

Learn how to create, compare, update and flatten a nested HashMap.

Learn how and when to use the Binary Search algorithm.

Interested to learn about Mappers? Check our article explaining how to create Mappers Without Creating Underlying Objects in Java.

We learn how to serialize and deserialize objects in Java.

Learn about the different use cases for thread-safety and concurrent access.

Static Code Analysis is a method of analyzing the source code of programs without running them.

Learn how to find the number of lines in a file using Java.

Learn how to use Java 8 reflection features to gain information about method parameters.

A quick and practical guide to the Iterator class in Java.

A hash is a piece of text computed with a cryptographic hashing function. It is used for various purposes mainly in the security realm like securely storing sensitive information and safeguarding data integrity. In this post, we will illustrate the creation…

Learn about various ways you can iterate through a list backwards, including some popular third-party libraries

Explore ways to view the bytecode of a class file in Java

Learn about Project Valhalla – the current state of development and what it brings to the table for the day-to-day Java developer once it's released.

Explore different ways of combining collections in Java.

Learn how to check for null before converting a string to a double using Double.parseDouble.

Learn how to create temporary directories in Java.

This article explains what Java Web Start (JWS) is, how to configure it on the server side, and how to create a simple application.