Security matters! Learn how to configure Vaadin and Spring Security to use OAuth2 with Keycloak on Foojay.io Today! The post Vaadin, OAuth2, and Keycloak appeared first on foojay. | Continue reading
In this podcast, we are talking to some of the key people working on different IDEs, Integrated Development Environments. The post Foojay Podcast #12: State and Future of the IDEs appeared first on foojay. | Continue reading
FOSDEM is around the corner and a group of great speakers is lined up to talk about the OpenJDK -- see what they predict for 2023! The post Foojay.io FOSDEM Speaker Predictions for 2023 appeared first on foojay. | Continue reading
On from good times in 2022 and 2021, we have a really great schedule with inspiring speakers for FOSDEM in Brussels, on Sunday, February 5! The post Friends of OpenJDK Schedule at FOSDEM 2023 appeared first on foojay. | Continue reading
Kafka benchmarks aim to discuss low latency characteristics of Kafka. Instead, they appear to be configured for throughput rather than low latency. The post How Does Kafka Perform When You Need Low Latency? appeared first on foojay. | Continue reading
Learn from scratch about how to get started releasing a Java module with JReleaser to Maven Central with Github Actions. The post How to Release a Java Module with JReleaser to Maven Central with GitHub Actions appeared first on foojay. | Continue reading
In this interactive tutorial and educational project, you'll learn about JUnit internals and the usage of Java annotations and reflection. The post JTest: Roll Out Your Own JUnit-Like Testing Framework appeared first on foojay. | Continue reading
In this Foojay Podcast episode, we talk about Ted Neward's predictions, and an analogy between Twitter and Java! The post Foojay Podcast #11: Looking Back to 2022 and Predictions for 2023 appeared first on foojay. | Continue reading
I will run a book giveaway promotion on the Code Ranch on January 17th. Be sure to be there and let your friends know. It would be great to answer your questions about debugging. I'm very excited by this and ... The post Debugging Streams and Collections appeared first on foojay. | Continue reading
It's been a big week. I'm currently reviewing the final draft of my upcoming debugging book. This is always a sobering, and exciting moment. A moment in which all of a sudden all the months of work become "real". I ... The post The Massive Hidden Power of Breakpoints appeared fir … | Continue reading
How do profilers like async-profiler work? How to write your own? This is the second part, covering wall-clock profiling. The post Writing a Profiler from Scratch: The Profiling Loop appeared first on foojay. | Continue reading
org.yaml:snakeyaml package is widely used in the Java ecosystem, in part because it is packaged by default in the spring-boot-starter. The post Unsafe Deserialization Vulnerability in SnakeYaml (CVE-2022-1471) appeared first on foojay. | Continue reading
Learn why when you use hyper-optimized Java runtimes instead of vanilla OpenJDK you do less tuning and debugging! The post Why Your Choice of Java Virtual Machine (JVM) Matters More Than Ever appeared first on foojay. | Continue reading
About 400x more instances can be run on the same hardware with Chronicle Queue for specific latency-sensitive EDA applications. The post How to Reduce Cloud Cost by 99% for EDA Kafka Applications appeared first on foojay. | Continue reading
Learn why developers may not write or give talks and how sharing knowledge and experiences can improve communication skills, and much more! The post Why Many Developers Don’t Write or Give Talks and How to Overcome Challenges appeared first on foojay. | Continue reading
JTest - Roll out your own JUnit-like testing framework This an interactive tutorial as well as an educational project that helps with your understanding of: (oversimplified) internals of JUnit usage of Java annotation and reflection You are given minimum starter ... The post appe … | Continue reading
Learn the different ways in which we can view our project's dependencies in IntelliJ IDEA, and the different focus for each view. The post Managing Dependencies in IntelliJ IDEA appeared first on foojay. | Continue reading
Years when one changes jobs are always challenging but very interesting; 2022 was no different. What are your insights into last/this year? The post 2022 in Retrospective appeared first on foojay. | Continue reading
Foojay.io aims to be the starting point for “all-things OpenJDK". The idea struck me that this site needs complete beginner materials, too! The post New Section Added to Foojay.io: Java Quick Start appeared first on foojay. | Continue reading
In part #2 of my article series on Spring Boot Annotations, we focus on the REST and Spring Stereotype Annotations. The post Spring Boot – Annotation Reference – 01/b appeared first on foojay. | Continue reading
The latest version of Jakarta REST is 3.1, which shipped with Jakarta EE 10. This version comes with two great new noteworthy features! The post What’s New in Jakarta REST 3.1 in Jakarta EE 10? appeared first on foojay. | Continue reading
I decided to create two Gradle build scripts that apply to modular and non-modular Java projects. Take a look -- what do you think? The post Building JavaFX with Gradle appeared first on foojay. | Continue reading
Learn how to use method chaining to add routing information to serialised data structures in a lightweight fashion! The post How to Leverage Method Chaining to Add Smart Message Routing appeared first on foojay. | Continue reading
in this episode, we talk to the organizers of the Dubai JUG that started in May of 2022. Find out how the JUG started and where it's going! The post Foojay Podcast #10: JUG World Tour: Dubai JUG appeared first on foojay. | Continue reading
How does debugging work under the hood? This article explains the basics of JDI and JDWP and gives the JDWP packets for an example program. The post A Short Primer on Java Debugging Internals appeared first on foojay. | Continue reading
Finding the right tech stack is a context-dependent journey. There's no right or wrong, just a lot of different angles to explore! The post Why Picnic Picked Java appeared first on foojay. | Continue reading
Spring Modulith is the successor of Oliver Drotbohm's Moduliths project (with a trailing S). It uses both ArchUnit and jMolecules. The post Spring Modulith: Have We Reached Modularity Maturity? appeared first on foojay. | Continue reading
Hi everyone, we are near the end of year. Looking back on 2022, there are a few highlights that we wanted to share with you all! The post Java on Visual Studio Code Update – December 2022 appeared first on foojay. | Continue reading
If anyone needs a reminder Java and JavaFX are "alive and kicking", you can not only check out jfx-central.com, but also the list below. The post JavaFX Links of December appeared first on foojay. | Continue reading
Control flow is much more than step over. You can "jump" to arbitrary code offsets while debugging to reproduce elaborate states and behaviors! The post Debugging Program Control Flow appeared first on foojay. | Continue reading
Hilla 1.3 offers an improved way to build React and Spring Boot apps, by enabling end-to-end type-safety and 45 UI components. The post A Faster Way to Build React + Spring Boot Apps Using Hilla 1.3 appeared first on foojay. | Continue reading
Spring Boot Annotation Guide, providing an easy reference for daily development and provides code samples. The post Spring Boot – Annotation Reference – 01/a appeared first on foojay. | Continue reading
How do profilers like async-profiler work? How to write your own? This series tries to write a tiny sampling-based profiler from scratch! The post Writing a Profiler from Scratch: Introduction appeared first on foojay. | Continue reading
In this article, we explore the challenges in developing a Graphical User Interface (GUI) for Financial Information Exchange (FIX) data. The post Challenges when Developing a GUI for FIX appeared first on foojay. | Continue reading
Let’s create a simple Java application with YugabyteDB distributed database to see if garbage is generated in response to application requests. The post How Java Litters Beyond the Heap: Part 2, Distributed Databases appeared first on foojay. | Continue reading
Now, with a major Cloud platform providing built-in support for the CRaC API, it’s truly off to the races for CRaC. The post Azul Provides the CRaC in AWS SnapStart Builds appeared first on foojay. | Continue reading
New code editing features, the debugger gets a nice update, and visual enhancements to the Spring components. The post Two Million Java Developers on Visual Studio Code! November 2022 Update appeared first on foojay. | Continue reading
Let's talk about the JavaFX framework itself, but also about the libraries and applications that are built with it. The post Foojay Podcast #9: The State of JavaFX Framework, Libraries, and Projects appeared first on foojay. | Continue reading
We started with an instance to host foojay.social via toot.io that provides us 200Gb of storage space to handle 250 active users. The post Foojay on Mastodon: An Update appeared first on foojay. | Continue reading
I opened my Twitter account more than 13 years ago, in August 2009. For 12 years, I kept focusing on professional-related content: Java, the JVM, programming, etc. I built my audience, trying to promote good technical content, either my own ... The post Preparing to Move Away fro … | Continue reading
New online course is launching with the first video ready to view. More are coming in the coming months, also the book is ready for preorder! The post Debug Like a Senior Developer appeared first on foojay. | Continue reading
Did you know there are multiple ways you check your Java version and even get much more information than you might think, very quickly? The post What Java Version Are You Running? Let’s Take a Look Under the Hood of the JDK! appeared first on foojay. | Continue reading
With full-stack type safety, 45+ UI components and integrated tooling, Hilla lets you build Spring Boot + React apps faster than ever. The post Hilla 1.3: Build React + Spring Boot Apps Faster appeared first on foojay. | Continue reading
Vaadin 23.3 includes improved clustering support for high availability and rolling updates. It also includes 3 new components. The post Vaadin 23.2 Improves Kubernetes Support, Adds Three New Components appeared first on foojay. | Continue reading
Check out some of the key points to consider, as well as a full code sample, when choosing to use event Loops! The post Why the Cool Kids Use Event Loops appeared first on foojay. | Continue reading
Learn what ABI-based compilation means for the average workflow, turning out to be one of the best performance enhancements for any build! The post Compilation Avoidance with Gradle appeared first on foojay. | Continue reading
This article explains why we chose JSF to build the Eclipse starter for Jakarta and why it deserves more love and attention! The post Why Did We Choose Jakarta Faces for the UI of the Eclipse Starter for Jakarta EE? appeared first on foojay. | Continue reading
Want to have a say in what happens for the next version of Jakarta EE? Check out the new edition of the Jakarta EE Survey 2022 by OmniFish! The post OmniFish Jakarta EE Survey 2022 appeared first on foojay. | Continue reading