Vladimir Zakharov explains how DataFrames serve as a vital tool for data-oriented programming in the Java ecosystem. By ...

Build your Java skills from the ground up by working on simple tasks and beginner-friendly projects. Challenge yourself with more complex Java problems, including those focused on multithreading and ...

"channels": { "se.lfv.sysdev.swim.swim-opmet-consumer.METAR": { "address": "se.lfv.sysdev.swim.swim-opmet-consumer.METAR", "messages": { "HeartbeatMessage": { "$ref ...

Need more villagers for your survival world? In this tutorial, you’ll learn how to build an easy villager breeder farm in Minecraft 1.21+, fully working in both Java and Bedrock Edition. This design ...

Learn how to build the ultimate diamond farm in Minecraft 1.21+ (Java Edition). This survival-friendly setup uses villager trading mechanics and efficient design to create a renewable source of ...

Learn how to use pattern-matching features in your Java programs, including pattern matching with switch statements, when clauses, sealed classes, and a preview of primitive type pattern matching in ...

As Java turns 30 this year, its grip on enterprise applications holds firm. The multipurpose programming language has evolved through more than two-dozen iterations, an acquisition by Oracle from Sun ...

Detecting code clones remains challenging, particularly for Type-II clones, with modified identifiers, and Type-III ST and MT clones, where up to 30% and 50% of code, respectively, are added or ...

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 ...

Switch statements and expressions in Java traditionally throw a NullPointerException if the selector expression evaluates to null. This necessitates an external null check before entering the switch.