Demonstrates basic principles of water, including surface tension, pressure, and buoyancy. It shows how water can hold more than its brim due to surface tension, how pressure increases with depth, and ...

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 ...

New features like var, auto-compile, text blocks, record classes, and more are shifting Java in subtle but powerful ways—toward a more flexible, dynamic future. Java has made some big shifts over the ...

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 ...

We showcase some of the best online courses to learn software development and computer programming with Java. Learn more about Java coding. Java is one of the most prevalent programming languages ...

Flummi is a client library for Elastic Search. It has been successfully tested with Elastic Search versions 6 and 7. It provides a comprehensive Java query DSL API and communicates with the Elastic ...

java.lang.NullPointerException: Attempt to invoke interface method 'org.antlr.v4.runtime.Token org.antlr.v4.runtime.tree.TerminalNode.getSymbol()' on a null object reference java/lang/Class.java 930 ...

Learn how to use lazy instantiation and eager instantiation in your Java programs. Which approach is better? It depends on the scenario. When instantiating Java objects that are expensive in terms of ...