A comparison between two classes to output content: PrintWriter and PrintStream, explaining the similarities and differences between them.

How to convert a byte array into a class which implements the Spring MultiPartFile interface.

Why IllegalArgumentException is thrown and how to fix in it in Java.

Learn a few techniques for checking if the command-line arguments are missing in a Java program.

Discover strategies to normalize lists of objects to strings in Java.

Learn about the findFirst() and findTop() methods from Spring Data JPA.

Explore how to accomplish batch processing of Stream data in Java using both native features and some third-party libraries.

Learn how to turn a String containing Java source code into a compiled class and then execute it.

Explore different types of runtime data areas and their purpose.

Learn how to convert numbers from one base to another in Java.

Explore the importance of checking for null variables in our Java classes.

Explore how to store triples in a list with examples.

A quick and practical comparison between lambda expressions and anonymous inner classes.

Threads are everywhere, they are the basic building block of every server application out there. Usually in Java using threads is just a combination of

Dynamic proxies in Java is a simple and very useful feature. Usually we create an interface implementation and then compilation is involved. With dynamic

 In Java 21, old code might run significantly faster due to recent internal performance optimizations made in the Java Core Libraries. In this

Feel the need for some time off coding? Then we have something especially for you! Enter the contest now to win a $100 Steam Wallet Code. A Steam Wallet

You know that thing where recruiters think that Java and JavaScript are probably the same thing? Well, they’re really not… unless… Sometimes when working

Abstract You use JWTs don’t you? Everyone does, right? But do you know how to generate, sign, and verify them? The purpose of this post is to demonstrate

1. Introduction The last post discussed advanced concepts of the reactive approach and highlighted use cases where it shines. This post will talk

Users expect new features and websites to be seamless and user-friendly when they go live. End-to-end website testing in local infrastructure becomes an