Java Beginner

62 articles in this category.

A hands on guide to creating clean web applications with code examples in Java to elevate your coding skills with this essential guide!

SDKMan! stands for Software Development Kit Manager, a shell script that allows you to manage parallel versions of multiple Software …

May 24, 2023 Ken Fogel

I like to describe this book as a beginner's book for experts. Anyone who needs to get up to speed quickly using Java is my primary …

May 23, 2023 Roy Wasse

Learn the why and how of a group of enthusiastic people implementing a new sort of developer certification that objectively measures dev …

Java enums can contain much more than just a list of definitions, but also data and extended functionality!

Tips and tricks on how to get productive with creating OpenAPI generators. How to run and debug, create your own easily and more!

Optional is a Java class that provides a way to handle null values in a type-safe and efficient manner. This tutorial will cover the …

Foojay.io aims to be the starting point for “all-things OpenJDK". The idea struck me that this site needs complete beginner materials, too!

After many discussions with Java developers, combined with my personal experiences with the Java community and platform, here are the key …

JBang is a great way to create your first program to control electronic components connected to the Raspberry Pi's GPIO pins.