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Intro to Apache Commons Configuration Project

Apache Commons Configuration can be used to allow us to specify configuration parameters to be loaded at runtime by our application. We look at a few use cases and types of configuration files.

Get 2’s Complement of a Number in Java

Learn how to get the 2’s complement of a number in Java.

PersistenceUnit vs. PersistenceContext

Learn the main differences between PersistenceUnit vs. PersistenceContext in the JPA context.

Implement the Builder Pattern in Java 8

Learn how to implement a Builder Pattern in Java 8.

Java Weekly, Issue 538

Stream gatherers in Java 23, small additions in Spring, modern Jakarta EE, AOP logging, and Meta patterns!

Finding the Redirected URL of a URL in Java

Learn how handling redirection correctly is essential for building robust web applications that interact with external resources.

How to Specify the logback.xml Location

A quick and practical guide to customizing the logback.xml location.

Polymorphism with Gson

A quick and practical guide to handling polymorphic structures with Gson.

Create and Run Apache JMeter Test Scripts via Java Program

Learn how to create and execute Apache JMeter test scripts programmatically using the JMeter Java API.

How to Test Spring Application Events

Learn how to test code that uses Spring application events.

Continue With Transaction After Exception in JPA

Understand when continuing with the transaction after encountering an exception may be necessary and learn how to handle this in Spring JPA.

How to Check Number Perfection

This article explores perfect numbers and three methods to identify them: brute force, stream-based, and Euclid-Euler theorem.

Disable @Cacheable in Spring Boot

Learn how to configure the cache in Spring Boot and learn how to disable the cache when needed.

Opening HTML File Using Java

Whether opting for the simplicity of the Desktop class or the flexibility of ProcessBuilder, Java offers multiple ways to open HTML files programmatically.