foojay

Java developers have often envied JavaScript for its ease of parsing JSON. Although Java offers more robustness, it tends to involve more work and boilerplate code. Thanks to the Manifold project, Java now has the potential to outshine JavaScript in parsing and processing JSON files. Manifold is a revolutionary set of language extensions for Java that completely changes the way …

Spring pun intended, but I wanted to update the guide for beginners interested in combining these two technologies. By following these steps, you’ll have a basic Vaadin-Spring Boot application up and running in no time. Recently I noticed that it is 8 years since Vaadin was first released in start.spring.io. Since then, there have been many additions to both Spring …

Do you ever wonder how many Java distributions you have installed on your machine? I not only mean versions that you use for development but also versions that come bundled with the applications you use. Last weekend I decided to write a little tool that can help me to figure that out… JavaFinder. This is a simple command line tool …

When I retired from the classroom in 2021, I had no intention of sitting on a rocking chair on my front porch. I looked for speaking opportunities, became a member of the JCP EC, and continued thinking about ways to enhance Java teaching. I also wanted to write a book. I approached a number of publishers with my idea for …

JConf Toronto, held on May 3rd, 2023, was a memorable gathering of Java enthusiasts and experts from both the local and global communities. The event took place at the Chestnut Conference Center, Toronto, featuring a wide variety of in-depth sessions, interactive Q&As, and two insightful keynote presentations. Notable keynote speakers included Venkat Subramaniam and Neal Ford. Venkat’s keynote, titled “Know …

Learn the why and how of a group of enthusiastic people implementing a new sort of developer certification that objectively measures dev skills. We also invite you to join our initiative if you’re interested via #certification on the Foojay slack. There’s a lot of debate about what defines a ‘good’ developer. Of course, there are different dimensions to start with. …

In today’s fast-paced tech world, understanding the intricacies of software development and product management is key to success. In this enlightening discussion, we speak with Erik Costlow, a Senior Director of Product Management at Azul, who shares valuable insights from his journey of transitioning from engineering to product management, current industry trends, challenges in software development, and advice for new …

Do you ever wonder what OpenJDK distributions and what Java versions your peers are using? What Java versions? Java-based infrastructures and languages? How many are running Java applications in public clouds?  Azul is gathering all that data from a survey of Java users, running until 6:30pm CT on June 15, 2023. If you want to participate, the survey takes about …

Call for Developers We are looking for senior Java developers to participate in the beta program of a new free runtime linter that provides Continuous code Feedback.Digma is a Jetbrains IDE plugin that analyzes your code in runtime, improving coding practices and confidence when working on complex Java code. The plugin runs locally and doesn’t require sharing data. We have …

How do you get the maximum performance out of your Java application? And how to use profiling to find the bottlenecks? Let’s learn all about it in this podcast, with Heinz Kabutz, Marcus Lagergren, Chris Newland, and Frank Delporte! Java profiling is a crucial technique for measuring and improving the performance of applications. It helps identify bottlenecks, memory leaks, and …