As we know, locks are generally used to monitor and control access to shared resources by multiple threads at the same time. They basically protect data

A quick and practical tutorial to sorting Strings by contained numbers in Java.

Learn various ways to remove the extension from a filename

A quick tutorial on using nudge4j and your browser to interact with a Java application executing inside the JVM.

In this tutorial, we'll talk about the different ways of comparing double values in Java.

Interested to learn about RESTful API? Check our article explaining five principal aspects to a RESTful API specification with examples.

Learn how to create a custom, modular JRE that only contains the bare minimum files using jlink.

Common Hamcrest matchers helpful when working with Collections and arrays.

Elegant Sort in Java 8 - Lambda Expressions go right past syntactic sugar and bring powerful functional semantics into Java.

Learn how to add parameters to HttpClient requests.

Learn how to create a simple web application using GWT.

A parameterized test allows you to run a test against a varying set of data. If you find yourself calling the same test but with different inputs, over

Quick intro to working with arrays with the Apache Commons library and ArrayUtils.

Inverting logical expressions can make your code clearer, and is an important part of using Java. Here are some tricks to master and pitfalls to avoid.

Learn how to configure Logback for sending out an email notification for any application errors

A deep dive into the Resilience4j ratelimiter module. This article shows why, when and how to use it to build resilient applications.

Learn different ways to do base64 encoding and decoding functionality in java and using java 8 api, and also examples using the apache commons-codec. 1.

Learn how to find an exception's root cause in Java.

Learn how to print a binary tree diagram.