How-Tos

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Java Challengers #4: Comparing Java objects with equals() and hashcode()

What is the contract between equals() and hashcode()? Learn how these methods work together when comparing Java objects

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How to transition to a microservices architecture

When you hit scalability issues or find it has become costly and hard to release regular updates to your monolithic applications, it’s time to move to the microservices approach. Here’s how

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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

Exploratory Art/Tech Residency. Building a reactive physical structure for an AV live performance.

Mastering Spring framework 5, Part 2: Spring WebFlux

Build reactive web applications using Spring WebFlux annotations and functional programming techniques

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Go tutorial: Get started with Google Go

Go is a concise, simple, safe, and fast compiled language that trades features for speed. Isn’t it time you gave it a try?

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Machine learning: How to create a recommendation engine

In this excerpt from the book “Pragmatic AI,” learn how to code recommendation engines based on machine learning in AWS, Azure, and Google Cloud

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Java 101: Mastering Java exceptions, Part 2

Take your Java exceptions to the next level with stack traces, exception chaining, try-with-resources, final re-throw, and more

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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

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Julia tutorial: Get started with the Julia language

Want the convenience of a dynamic language and the performance of a compiled statically typed language? Try Julia

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Get started with Rust, the language for safer code

Here’s how to get your feet wet with using Rust’s tool chain, creating projects, working with third-party code, and managing libraries

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GKE tutorial: Get started with Google Kubernetes Engine

Discover how easy it is to create a Kubernetes cluster, add a service, configure autoscaling, and tap other great features of GKE

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Mastering Spring framework 5, Part 1: Spring MVC

If you like the Spring framework, you'll want to explore Spring MVC 5 for Java web development. This tutorial shows you how to fast-track Spring-based development with Spring MVC 5, Spring Boot, and Spring Initializr.

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How to align test automation with agile and devops

Along with CI/CD’s continuous integration and continuous development, you need continuous testing

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Java 101: Mastering Java exceptions, Part 1

Everything you need to know about throwing, trying, catching, and cleaning up after Java exceptions

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Kotlin tutorial: Get started with Kotlin

Kotlin can provide huge benefits to developers currently working on Java and Android projects--here’s how

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Java 101: Datastructures and algorithms in Java, Part 5

In addition to singly linked lists, Java offers several other types of list that you can use to search and sort stored data in your Java programs.

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Java Challengers #2: String comparisons

How String methods, keywords, and operators process comparisons in the String pool

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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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Big data analytics with Neo4j and Java, Part 2

The tricky part of Neo4j is learning to work with its Cypher Query Language, which requires thinking graphically. Once you've got that down, writing a Java application that integrates with your Neo4j data store is easy.

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Java 101: Datastructures and algorithms in Java, Part 4

Learn how to search and sort linked lists in Java! Examples in this tutorial demonstrate how to create a singly linked list, insert and delete nodes in a singly linked list, and more. Find out which algorithms are most used to sort...

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