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Introduction to Android App Development With Kotlin: MVVM Architecture (Part 6)
by Łukasz Mądrzak

Having the inputs in our app validated along with some basic navigation working, it’s time to mention the architecture. There are multiple architectural patterns you... More

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Refcard #273

Java API Best Practices

by Jonathan Giles

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Java Switch Statement

by Yogen Rai

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Java 12 General Availability

by Dustin Marx

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What's New in Java 12? [Video]
by Marco Behler

In this episode, you'll learn all about the new and exciting features that Java 12 offers for your daily programming needs, which mainly includes new String methods... More

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Refcard #230

Java Containerization

by Rafael Benevides & Amjad Afanah

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Immutable Data Structures in Java

by Erik Pragt

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Java Servlet Filter: Single Filter Example [Video]

by Ram N

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DZone's Guide to

Java: Features, Improvements, and Updates

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Specifications to the Rescue

by John Vester

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Passing Multiple Arguments Into Stream Filter Predicates

by Niklas Schlimm

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Java Garbage Collection Basics

by Yogen Rai

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Java Annotated Monthly — March 2019

by Trisha Gee

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Var and Language Design in Java

by Peter Verhas

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Migrating From Lombok to Kotlin

by Erik Pragt

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Java 12 String API Updates

by Grzegorz Piwowarek

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Hello World! [Comic]

by Daniel Stori

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View All Java Articles

Building Maintainable and Scalable Software

Learn design patterns quickly with Jason McDonald's outstanding tutorial on the original 23 Gang of Four design patterns, including class diagrams, explanations, usage info, and real world examples.

Jason McDonald

236.7k 767.5k

A Power-User's Guide to Java

Gives you an overview of key aspects of the Java language and references on the core library, commonly used tools, and Java 8 features.

Cay Horstmann

148.4k 428.4k

The De Facto Standard for Version Control

Today, Git is effectively the de-facto standard for software version control, and it is truly an expected tool in every developer’s toolbox. This quick overview demonstrates what a rich and deep DVCS Git truly is, while still being approachable for the newcomer to this collaborative approach to source code and version control. Download this Refcard to learn about the essentials of getting started with Git like cloning existing projects, pushing Git commits to subversion, branching and merging, and more.

Matthew McCullough

153.8k 360.5k

The Representational State Transfer (REST) architectural style is a worldview that elevates information into a first-class element of architectures. REST allows us to achieve the architectural properties of performance, scalability, generality, simplicity, modifiability, and extensibility. This newly updated Refcard explains main HTTP verbs, describes response codes, and lists libraries and frameworks. It also gives additional resources to further explore each topic.

Brian Sletten

132.2k 257.2k

Unlocking Unobtrusive JavaScript

Introduces Ajax, a group interrelated techniques used in client-side web development for creating asynchronous web applications.

Dave Crane

104.9k 229.8k

The Most Popular Agile Methodology

Scrum is a framework that allows people to productively and creatively deliver products of the highest possible value. With over 70% of Agile teams using Scrum or Scrum hybrid, learn more about its benefits in managing complex product development. This newly updated Refcard explores the details of Scrum, including theory, values, roles, and events. It also includes a sample of a popular approach to deliver Integrated Increments in a scaled environment.

Dave West

105.2k 287.4k

Understanding the Core Concurrency Concepts

This Refcard will help Java developers working with multi-threaded programs to understand core concurrency concepts and how to apply them. Overview the key aspects of the Java language and get references on the core library.

Igor Sorokin

113.5k 273.3k

Dependency Injection in a Nutshell

Catalogs the XML elements available as of Spring 2.5 and highlights those most commonly used: a handy resource for Spring context configuration.

Craig Walls

109.1k 300k

First Steps in CSS

Covers Core principles of CSS that will expand and strengthen your professional ability to work with CSS. Part one of three.

Molly Holzschlag

94.6k 216.4k

The Core jQuery Reference

Introduces jQuery Selectors, which allow you to select and manipulate HTML elements as a group or as a single element in jQuery.

Bear Bibeault

96.5k 377.9k

Test and Debug Code With Java’s Leading IDE

Eclipse IDE is a cross-platform, multi-purpose, open-source Integrated Development Environment. It is widely used to develop projects in Java, JavaScript, PHP, C++, Scala, and many others. This newly updated Refcard breaks down installing, setting up, and getting started with Eclipse. It also covers productivity tips, creating new projects and files, accessing Source Control Managers, and debugging configurations.

Mickael Istria

86.3k 243.6k

Understanding Selectors

Covers Core principles of CSS that will expand and strengthen your professional ability to work with CSS. Part two of three.

Molly Holzschlag

77k 152.8k

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Java, JDK & JVM developer news, tutorials and tools

Java Spotlight

Introduction to Android App Development With Kotlin: MVVM Architecture (Part 6)
by Łukasz Mądrzak

Java API Best Practices

Java Switch Statement

Java 12 General Availability

What's New in Java 12? [Video]
by Marco Behler

Java Containerization

Immutable Data Structures in Java

Java Servlet Filter: Single Filter Example [Video]

Java: Features, Improvements, and Updates

Specifications to the Rescue

Passing Multiple Arguments Into Stream Filter Predicates

Java Garbage Collection Basics

Java Annotated Monthly — March 2019

Var and Language Design in Java

Migrating From Lombok to Kotlin

Java 12 String API Updates

Hello World! [Comic]

Java Partner Resources

Java Partner Resources

More Java

Difference Between Forward and sendRedirect in Servlet [Video]
by Ram N

Java Switch Statement
by Yogen Rai

Immutable Data Structures in Java

Hello World! [Comic]

What's New in Java 12? [Video]

Specifications to the Rescue

The Benefit of Using AssertThat Over Other Assert Methods

Passing Multiple Arguments Into Stream Filter Predicates

Java Servlet Filter: Single Filter Example [Video]

Java 12 General Availability

Understanding Cloud Computing

Why Do We Need an Interface in OOP?

How to Import a Spring Maven Project in Eclipse [Video]

Java Garbage Collection Basics

Var and Language Design in Java

The Functional Scala Concurrency Challenge

Message Routing in Akka

Publications

Java, JDK & JVM developer news, tutorials and tools

Java Spotlight

Introduction to Android App Development With Kotlin: MVVM Architecture (Part 6) by Łukasz Mądrzak

Java API Best Practices

Java Switch Statement

Java 12 General Availability

What's New in Java 12? [Video] by Marco Behler

Java Containerization

Immutable Data Structures in Java

Java Servlet Filter: Single Filter Example [Video]

Java: Features, Improvements, and Updates

Specifications to the Rescue

Passing Multiple Arguments Into Stream Filter Predicates

Java Garbage Collection Basics

Java Annotated Monthly — March 2019

Var and Language Design in Java

Migrating From Lombok to Kotlin

Java 12 String API Updates

Hello World! [Comic]

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Java Partner Resources

Java Partner Resources

More Java

Difference Between Forward and sendRedirect in Servlet [Video] by Ram N

Java Switch Statement by Yogen Rai

Immutable Data Structures in Java

Hello World! [Comic]

What's New in Java 12? [Video]

Specifications to the Rescue

The Benefit of Using AssertThat Over Other Assert Methods

Passing Multiple Arguments Into Stream Filter Predicates

Java Servlet Filter: Single Filter Example [Video]

Java 12 General Availability

Understanding Cloud Computing

Why Do We Need an Interface in OOP?

How to Import a Spring Maven Project in Eclipse [Video]

Java Garbage Collection Basics

Var and Language Design in Java

The Functional Scala Concurrency Challenge

Message Routing in Akka

Publications

Introduction to Android App Development With Kotlin: MVVM Architecture (Part 6)
by Łukasz Mądrzak

What's New in Java 12? [Video]
by Marco Behler

Difference Between Forward and sendRedirect in Servlet [Video]
by Ram N

Java Switch Statement
by Yogen Rai