Doug Tidwell

Red Hat Developer Alumnus

Doug Tidwell is a programmer and writer who creates videos, articles, sample code, container images, and other useful things. He has given hundreds of presentations at dozens of conferences around the world and is the author of O'Reilly's XSLT, a copy of which makes a perfect gift for all occasions. Not that it's particularly relevant, but he enjoys hiking and craft cocktails when not at work.

Articles by

Article

Manipulating emojis in Java, or: What is ? + 1?

An emoji is a Unicode character with a value larger than a Java char can handle. This article shows you how emojis work in Java.

Article

Red Hat technologies make open hybrid cloud a reality

Open hybrid cloud is a goal for lots of organizations around the world. This article discusses what an open hybrid cloud is, including many helpful links.

Article

Get started with reactive programming with creative Coderland tutorials

Reactive programming is a great way to work with microservices that pass asynchronous data to each other. See it in action with Coderland's latest ride.

Article

Part 3: A reactive system in action

Deploy the Reactica code and see it in action.

Article

Part 2: Building a reactive system

An in-depth look at the reactive system of microservices that work together to calculate wait times for the Reactica roller coaster.

Article

Part 1: An introduction to reactive programming and Vert.x

Read all about the Reactica roller coaster and the system of reactive microservices that keep it running.

Article

The browser wars and the birth of JavaScript

Born of the browser wars of the 1990s, JavaScript has gone from a simple scripting language to be the most important ecosystem of the development world.

Article

Using Quay.io to find vulnerabilities in your container images

Quay.io is a container image repository that automatically scans your images for security vulnerabilities. Learn how to use this powerful feature.