The java.util.Objects Utility Class

The Objects class in Java contains some static utility functions. These functions primarily perform null tests to avoid a subsequent...

What Is the Spring Expression Language (SpEL)?

In Spring, the Spring Expression Language (SpEL) provides a powerful syntax for querying and manipulating objects at runtime.

Why Choose the Rheinwerk Computing Learning Center? Comprehensive Learning Paths Explained

The Rheinwerk Computing Learning Center stands out as a premier destination for anyone eager to dive into the expansive world of computing and IT.

How to Pick Up Spring-Managed Beans through Classpath Scanning

This blog post is about how you can add new beans to the container in Spring.

The Stream API in Java Programming

Together with lambda expressions on the language side, an entire new library was implemented in Java 8 that makes processing datasets easy called the

Compiling and Testing Your First Java Program

In this blog post, we’ll use the Java compiler and interpreter from the command line. The examples are based on Windows.

SOLID Modeling in Java Programming

If you want to write good object-oriented (OO) software, you should adhere to certain design principles. These best practices aren’t mandatory, of...

How to Set Up a Spring Boot Project

There are several ways to build new Spring Boot projects. A Spring Boot project is essentially a Java project that includes a few classes in its...

Getting Started with Spring Boot: An Introduction for Coding Beginners

Embarking on the journey of Java coding can be both exciting and daunting, especially for beginners. Frameworks like Spring Boot offer a friendly...

How to Schedule with the Spring Framework

One of the useful features of the Spring Framework is the ability to perform scheduling to ensure that certain methods are called at specific...