Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields, ...

In part 1 of this series, Gary uploaded an awesome post and video explaining the basics of Java programming. Java is the official programming language of Android; so if you want to build fully-fledged ...

The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

Separating localized resources from the source code where they are used is a well-known and approved design. Java's ResourceBundle class from the java.util package provides a straightforward way to ...

It is probably safe to assume that the majority of people who use JAXB today use the xjc compiler to create Java classes from XML Schema files rather than from Document Type Definition (DTD) files.

The most significant addition to the Java language since Sun Microsystems rewrote the collections API for Java 5 is the introduction of Java records. Java records address two significant pain points ...

In this Microsoft SQL Server and JDBC tutorial, you'll learn how to connect to a Microsoft SQL Server in Java using JDBC. The steps are relatively straightforward: Each database is different, so ...

A look at some of the best database and RDBMS tools for Java software developers. Learn more about Java and database programming. Java developers often rely on specific database tools to efficiently ...