InfoWorld

Too Many Parameters in Java Methods, Part 2: Parameters Object

In my previous post, I looked at some of the problems associated with long parameters lists for methods and constructors. In that post, I discussed replacing primitives and built-in types with custom ...
TheServerSide

Java 25 Compact Source Files and Instance Main Methods

Use Java 25 compact source files and IO.readln() to build an interactive number guessing game without Scanner, imports or main-method boilerpl... Package a Jakarta EE 11 web application and Open ...

Things to Know Before Starting Java: From Environment Setup to Your First Step

From Environment Setup to Your First Step"I want to start programming, but where should I begin?"For those of you asking this ...
InfoWorld

Better than reflection: Using method handles and variable handles in Java

Reflection was essential to the advanced Java toolkit for years. Now it's being superseded by newer, safer options. Here's how to use MethodHandle and VarHandle to gain programmatic access to methods ...
TheServerSide

How to use Java's var keyword

Use Spring MVC MultipartFile, Java Path APIs and the browser fetch API to upload files asynchronously and save them safely on the server. Follow the essential steps to download Java 21, configure ...