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Java / binary code / gears / programming / coding / development

Classes and objects in Java

Learn how to make classes, fields, methods, constructors, and objects work together in your Java applications.

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Evaluate Java expressions with operators

Everything you need to know about the Java operator types and using them to write and evaluate Java expressions in Java 12

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Elementary Java language features

Learn three ways to document your code, then get started using identifiers, types, literals, and variables in Java 12

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Learn Java from the ground up

If you're new to Java then you've come to the right place. Get an overview of the Java platform, then code your first application using Java 12 and the new Java Shell

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Alibaba offers its own Java distribution

Now in beta, Dragonwell8 JDK works only on 64-bit x86 Linux systems

Javaworld > JVM / JDK / JRE explainer series

JVM, JDK, JRE: What's the difference?

Three indispensable Java platform components, and how they work together in your Java applications

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Java thread sanitizer project proposed once again

If approved, the OpenJDK effort would help developers spot data race conditions in the HotSpot JVM and the JVM tool interface

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What to do when free Java 8 updates end

You have five paid options—from Amazon, Azul, IBM, Oracle, and Red Hat—to get support for the most used version of JDK

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Java SE’s OpenJDK could be headed to GitHub

Developers could see more automation if the project moves from Oracle’s Mercurial server

Javaworld > JVM / JDK / JRE explainer series > Java Runtime Environment > monitoring + configuration

What is the JRE? Introduction to the Java Runtime Environment

The JRE creates the JVM and ensures dependencies are available to your Java programs. It also plays a vital role in devops and cloud configurations

Javaworld > JVM / JDK / JRE explainer series > Java Development Kit > write your code

What is the JDK? Introduction to the Java Development Kit

The JDK is a key platform component for building Java applications. At its heart is the Java compiler

JVM - Java Virtual Machine

Oracle: Switch now from Nashorn JavaScript engine to GraalVM

Oracle says GraalVM is more capable than Nashorn, and it has laid out a migration path from Nashorn to GraalVM

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The future of Java: How Jakarta EE will unfold under Eclipse

The open source tools organization wants to adopt Docker, NoSQL, and Kubernetes in enterprise Java, while standardizing on Maven and Jenkins

Javaworld > JVM / JDK / JRE explainer series > Java Virtual Machine > debug + optimize

What is the JVM? Introducing the Java Virtual Machine

The Java Virtual Machine manages system memory and provides a portable execution environment for Java-based applications. Developers reap the rewards in performance, stability, and predictable runtimes.

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Java will no longer have ‘major’ releases

The twice-yearly Java releases will get new version numbers, but they won’t have the degree of change that whole version numbers have historically indicated

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What’s new with Eclipse’s Jakarta EE Java

GlassFish app server, Jakarta EE Java implementation set to move forward with cloud native focus

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Beyond Java: Programming languages on the JVM

By running on the JVM, these languages run anywhere Java runs, work seamlessly with Java, and open up possibilities Java doesn’t

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Java 11 roadmap: The new features you can expect

CORBA, Java EE, and JavaFX support will be removed, while just a handful of new features are being added—so far

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