Groovy

Learn how to deal with repeated Java code automatically! In this article, I will describe how you can use the Java::Geci generator Repeated to overcome the Java language shortage that generics cannot be primitive. The example is a suggested ... [More] extension of the Apache Commons Lang library. When you copy-paste code, you do something wrong. At least that is the perception. You have to create your code structure in a more generalized way so that you can use different parameters instead of similar code many times. [Less]

L’autre jour j'écoutais le podcast Les Cast Codeurs qui abordait le sujet du télétravail. Quelques remarques m’ont fait tiquer, je m’en vais donc ici vous raconter mon expérience,...

Comment This is a different issue. I have just published a small project to get exchange rates and I would like to comment it with you. If you hate/like the format, let me kno...

When it comes to Java, there are so many Options... Today, I would like to discuss an essential Java topic – the usage of Optional class — and compare it with an alternative from the Vavr library. Optional was initially introduced in Java 8 and ... [More] defined as “a container object which may or may not contain a non-null value.” You may also like: 26 Reasons Why Using Optional Correctly Is Not Optional Developers utilize Optionals in order to avoid null checking in places when code execution leads to "not a result" but also to a null value, and it can, in this regard, result in a NullPointerException. In such cases, Optional offers us some fancy functionality, but not all of it was introduced in the 8th release, some features require Java 11. Another way to handle these issues is with Vavr’s Option class. [Less]

Hi, Spring fans! In this installment, Josh Long (@starbuxman) talks to Manning's The Java Module System author Nicolai Parlog (@nipafx) about Java modularity. Let's get started. Further Reading Java Modularity: A Personal Journey

(SBDG) RELEASE! Released toward the end of August 2019, Spring Boot for Apache Geode and Pivotal GemFire (SBDG) is now available. Set to align SBDG onto the latest GemFire/Geode and Spring bits, this release includes a variety of new features ... [More] the blend both convention and choice to help you customize the behavior of your Spring applications. It’s a great place to start when building Apache Geode or Pivotal GemFire applications with Spring. You may also like: [DZone Refcard] Core Spring Data Focused on helping developers stay productive and solve important, relevant problems, this update includes new dependencies, support for caching use cases and patterns, hybrid cloud deployments, and more. With an easy transition from previous versions of SBDG, the focus on developer productivity makes it easy for you to get up and running quickly and reliably with the latest version. [Less]

When it comes to Singleton, it's going down! How do you take a single Java object of type T and turn it into a single-element List? One way, of course, is to instantiate some List implementation like ArrayList or LinkedList and add the item, but ... [More] where's the fun in that? Savvy developers like us want to do such banal things in a single line of code. The good news is that JavaSE provides multiple single-line-of-code approaches to address this problem. [Less]

Learn more about all the latest happenings in Spring this week, including the latest Java 13 release. Hi, Spring fans! Welcome to another installment of This Week in Spring, a weekly roundup where I get to swim through the great content in the ... [More] ecosystem, learn things, and hopefully share interesting tidbits with you all. I mark my calendar by the number of This Week in Springs, so imagine my elation to realize looking at the calendar that we're really close to the epic SpringOne Platform 2019! I can't believe it! The event takes place soon — October 7-10, 2019 — in Austin, Texas. That's just around the corner, but I've still got a few places to get to. I'm in Madrid, Spain, for the epic CodeMotion Madrid show. Then it's off to Guadalajara, Mexico, for the Java Day Mexico show; and then it's off to Taipei, Taiwan, for the JCConf lead by the Taiwan JUG. Then, finally, it's off to the land of BBQ and Spring, SpringOne Platform! I can't wait to see you all there. [Less]

In the video below, we explore a Spring Boot + Spring MVC+ JSP "Hello World" example. Let's get started! Further Reading Spring MVC Framework Tutorial

Learn more about Azure functions in Java Azure Functions is the serverless computing in Azure architecture that provides a programming model for event-driven applications Back in February, Microsoft announced Java support in Azure Functions 2.0. ... [More] This is good news to Java developers accessing Azure as a cloud-based provider and leveraging Azure Functions as computing components. [Less]