Table of Contents Six new features you want to know aboutJEP 483: Ahead-of-time class loading and linkingJEP 485: Stream gatherersJEP 486: Permanently disable the security managerJEP 491: Synchronize virtual threads without pinningJEP 498: Warn Upon Use of memory-access methods i … | Continue reading
In this episode, I continue my journey with vector databases, integrating Pinecone, Neo4J , and Spring AI. While making some progress, I also encountered hurdles, such as evolving APIs and the unique architecture of vector stores. Next, I share insights ... The post Breaktime Tec … | Continue reading
Table of Contents Why is the finalize() method deprecated/removed?How does Cleaner relate to Java Reference classes?Behind the scenes of CleanerCleaner vs. try-with-resourcesAvoid overusing CleanerConclusionFurther Resources Garbage collection in Java takes care of memory managem … | Continue reading
Table of Contents CoreApplicationsGamesComponents, Libraries, ToolsPodcasts, Videos, BooksTutorialsMiscellaneousJFX Central Here is the overview of the JavaFX LinksOfTheMonth of March 2025. You can find the weekly lists on jfx-central.com. Did we miss anything? Is there anything … | Continue reading
Table of Contents Mike Hearn: Conveyor, build self-updating desktop app packagesSven Reimers: JTaccuino, notebook application for Java developersChris Newland: DemoFX and JitWatch This is the next part in the series of "JavaFX in Action" interviews. Are you working on a ... The p … | Continue reading
Table of Contents The one giant cluster approachBetter resource utilizationLower operational overheadStraightforward networking and service communicationSimplified governanceCost efficiencyDownsides of a one giant cluster approachLarger blast radiusComplex multi-tenancy managemen … | Continue reading
Table of Contents My approach and the use caseBaseline: regular Rust-to-nativeAdapting to WebAssemblyRunning the Wasm image on DockerRunning the Wasm image on KubernetesFinal stepsConclusion Like a couple of innovative technologies, different people have different viewpoints on w … | Continue reading
I continuously collect JavaFX-related content for the JFX Central Links Of The Week. Recently, I saw a video on LinkedIn, shared by Abdoulaye Wade Cissé, of a JavaFX "virtual lab" and wanted to learn more about this project... Turns out ... The post Interview with Abdoulaye Wade … | Continue reading
Table of Contents What are Gatherers?Creating a GathererBuilt-in GaterersCreate your own GathererConclusionReferences Java is a programming language with many language features, specifications, and APIs. Even among experienced Java developers, being aware of all of these is quite … | Continue reading
Table of Contents Devnexus conference shout-outVector database explorationIssues getting up and runningOverall experienceMicrosoft LazyGraphRAGWrapping up! This is episode 37 of the Breaktime Tech Talks. You are listening to the Breaktime Tech Talks podcast, a bite-sized tech pod … | Continue reading
Java 24 rolls out today, and it brings a diverse set of features. For example, compact object headers bring better performance, and various security features have been added. Or how about the eagerly-awaited solution to virtual thread pinning? This post has all the info! The post … | Continue reading
Table of Contents VideoPodcast (audio only)GuestsSimon RitterHanno EmbregtsContent We serve you a podcast about the new Java version every six months. Our regular guest, Simon Ritter, Deputy CTO of Azul, is known on social media as "speakjava." He is part ... The post Foojay Podc … | Continue reading
Table of Contents Unit testing vs. integration testingTestcontainersUse-case: application with database"Unit" testing"Integration" testingThe GitHub workflowAlternative "Unit testing" on GitHubConclusion Imagine an organization with the following practices: Commits code on GitHub … | Continue reading
Table of Contents Building and storing the imageSizing the clusterAuthenticate on Google Cloud from a GitHub workflowWorking within the GitHub workflowCreate a Kubernetes manifestSetting the correct GitHub image tagAccessing the private GitHub registry from GKEGet the PostgreSQL … | Continue reading
Table of Contents Weaving vCluster into the GitHub workflowChanges to the workflowCleaning upConclusion This week's article is the third and final in my series about running tests on Kubernetes for each pull request. In the first post, I described the ... The post Pull request te … | Continue reading
Table of Contents Demo ApplicationGoal of the ApplicationRunning the ApplicationConclusion Coordinated Restore at Checkpoint (CRaC) is a JDK project initiated by Azul. With CRaC, you can start Java programs with a shorter time to the first transaction and less time ... The post D … | Continue reading
Table of Contents CVE-2025-0851 explainedAbsolute Path TraversalRemediation Deep Java Library (DJL) is an open source deep learning framework that brings AI capabilities to Java developers without requiring a shift to Python. It provides an intuitive, high-level API for building, … | Continue reading
Table of Contents What are SBOMs?Why do we need SBOMs?Creating SBOMs with the Snyk CLIInstalling the Snyk CLIGenerate SBOMs using the Snyk CLIMultiple projectsAutomating SBOM generation with the Snyk CLIAnalyzing SBOMsSnyk CLI SBOM TestSupplying up-to-date SBOMs with Snyk The sof … | Continue reading
Table of Contents Code generated by AI code assistantsThe Traditional Code Review Struggle: Familiar Pain PointsAI to the Rescue: Enhancing Code Reviews Code reviews are a cornerstone of software development. They're where we share knowledge, catch bugs early, and ensure ... The … | Continue reading
Table of Contents ExtensionsExtension LibrariesExtending ArraysStructural InterfacesAdding AnnotationsFinal Word The Java API is vast. That’s great, but sometimes a missing method or capability can be frustrating. With Manifold, developers can solve this problem without having to … | Continue reading
Table of Contents FactsChaptersPros and consConclusion Disclaimer: this post includes affiliate links; I may receive compensation if you purchase the book from the different links provided in this post. This review is about DuckDB in Action by JoMark Needham, Michael ... The post … | Continue reading
Table of Contents SummarizingTokenWindowChatMemoryThe Summarizer InterfaceSummarization LogicLLM SummarizationWhy This MattersConclusion LLM chat models have become an integral part of many applications today. We are all experimenting and exploring the best ways to utilize them e … | Continue reading
Table of Contents CoreApplicationsGamesComponents, Libraries, ToolsPodcasts, Videos, BooksConferencesTutorialsMiscellaneousJFX Central Here is the overview of the JavaFX LinksOfTheMonth of February 2025. You can find the weekly lists on jfx-central.com. Did we miss anything? Is t … | Continue reading
Table of Contents Why Event-Driven Systems?What Are Event-Driven Systems?Key drivers:Why Now?The Architecture of Event-Driven SystemsKey BenefitsCommunication in MicroservicesPopular Message BrokersCloud-Based Messaging SystemsScaling and Fault Tolerance in Event-Driven SystemsFa … | Continue reading
Table of Contents Network Debugging PowerhouseRe-Issuing and Modifying RequestscURL and PostmanThrottling and Debugging Race ConditionsWhy Throttling Matters:How to UseManaging State with Storage ToolsChallenges of State ManagementAnalyzing Request and Response HeadersDebugging i … | Continue reading
Table of Contents Project Overview1. Integrating Quarkus with OllamaWhy Ollama?Quarkus and Ollama Integration2. Using Testcontainers for Integration TestingWhy Testcontainers?Example: Setting up a Testcontainer for OllamaKey Points:3. Leveraging Quarkus Dev Services for OllamaWha … | Continue reading
Table of Contents JEP 404: Generational Shenandoah (Experimental)JEP 450: Compact Object Headers (Experimental)JEP 472: Prepare to Restrict the Use of JNIJEP 475: Late Barrier Expansion for G1JEP 478: Key Derivation Function API (Preview)JEP 479: Remove the Windows 32-bit x86 Por … | Continue reading
Table of Contents Installation and overviewSetting requirements'Coding'Code qualityCorrecting the implementationResults Other languages: Español 한국어 Português 中文 Recently, I talked about Duplicate Finder on the Foojay Podcast hosted by Frank Delporte. We briefly touched upon impl … | Continue reading
Table of Contents IndexHow It Works1. Define a Time Window2. Track Requests3. Remove Expired Intervals4. Rate Limit CheckHow to Implement It with Redis1. Track Requests by Sub-Interval2. Remove Expired Intervals3. Sum Counts for the Active WindowImplementing it with JedisAdd Jedi … | Continue reading
Table of Contents VideoPodcast (Audio only)GuestsTrisha GeeLen EppWim DeblauweMarián VargaLinksBook by FrankBooks and links by Trisha GeeBooks by Wim DeblauweBook by Marián VargaLeanpubLuluContent Let me share a personal story. I started experimenting with Java on a Raspberry Pi … | Continue reading
Pi4J provides a friendly object-oriented I/O API and implementation libraries for Java Programmers to access the full I/O capabilities of the Raspberry Pi platform. The project "hides" the complexity to interact with electronic components through different ways of communication ( … | Continue reading
Hello again! In this article (Part 1), we will discuss two common ways to build modern software systems: Event-Driven Architecture (EDA) and Change Data Capture (CDC). They serve different purposes but can work well together in some situations. we'll explain ... The post Event-Dr … | Continue reading
Table of Contents Step 1: Create an Application in Entra Many companies use Microsoft 365, so letting users log in with their Microsoft account is a good choice. This blog post shows how to secure your Vaadin applications using Microsoft ... The post Securing Vaadin Applications … | Continue reading
Table of Contents Put a stake through the heart of undead codeAzul Code Inventory can help remove undead codeGradle Devlocity can help automate tasks to improve productivity 10-30% of the custom code in applications is undead code and can just ... The post Webinar: Find Undead Co … | Continue reading
Table of Contents TagsTaggingConclusion Ever wonder how the JDK Flight Recorder (JFR) keeps track of the classes and methods it has collected for stack traces and more? In this short article, I'll explore JFR tagging and how it works in ... The post A Glance into JFR Class and Me … | Continue reading
Table of Contents The problemDevelopment ContainersIntroducing DevPodConclusion I come relatively late to the subject of Remote Development Environments (also known as Cloud Development Environments). The main reason is that I haven't worked in a development team for over six yea … | Continue reading
Table of Contents A story about legacyEvaluating SpEL expressionsImplementing the audit adviceTesting the audit aspectImprovementsFootnotes In this article, we'll implement a declarative API to perform tasks belonging to cross-cutting concerns, using auditing as an example. We'll … | Continue reading
Table of Contents VideoPodcast (audio only)GuestsLinksContent In this Foojay podcast, we dive into a few articles that were published recently and focus on code. Video Podcast (audio only) Guests Links Content 00:00 Introduction of the topics and guests 00:55 Wim ... The post Foo … | Continue reading
Table of Contents Spring save() methodPatch YearCustom CypherProjectionsProjection as MovieMovie entity as projectionWrapping Up!Resources After working on a new online Spring Data Neo4j course, I learned a couple more things about updating an entity. The course required a differ … | Continue reading
Table of Contents IndexHow It Works1. Define a Time Window2. Track Requests3. Remove Expired Entries4. Rate Limit CheckHow to Implement It with Redis and Java1. Log Each Request (If Allowed)2. Remove Expired Entries3. Count Requests in the Time WindowImplementing it ... The post … | Continue reading
On Thursday, March 13, Azul is hosting a virtual celebration of 30 years of Java, starting at 09:00 PST / 17:00 GMT / 18:00 CET. In addition to discussion panels, including a Friends of OpenJDK Panel with Marit Van Dijk, ... The post Join the Celebration of 30 Years of Java appea … | Continue reading
Table of Contents CoreApplicationsGamesComponents, Libraries, ToolsPodcasts, Videos, BooksConferencesTutorialsMiscellaneousJFX Central Here is the first overview of the JavaFX LinksOfTheMonth for 2025. You can find the weekly lists on jfx-central.com. Did we miss anything? Is the … | Continue reading
Table of Contents The contextGetting my feet wetStoring cookiesAdapting to realityConclusion In my previous company, I developed a batch job that tracked metrics across social media, such as Twitter, LinkedIn, Mastodon, Bluesky, Reddit, etc. Then I realized I could duplicate ... … | Continue reading
Table of Contents A short intro to CRDsThe issue with cluster-wide CRDsThe separate clusters approachvCluster, a sensible alternativeConclusion I'm an average Reddit user, scrolling much more than reading or interacting. Sometimes, however, a post rings a giant red bell. When ... … | Continue reading
Table of Contents What is Structured Concurrency?How Structured Concurrency Works?Benefits of Strutured ConcurrencyConclusionReferences In today's era of cloud computing, where high-performance infrastructure is readily available, developers face a complex challenge in achieving … | Continue reading
Table of Contents IndexHow It Works1. Define a Token Refill Rate2. Track Token Consumption3. Refill Tokens4. Rate Limit CheckHow to Implement It with Redis and Java1. Retrieve current token count and last refill time2. Refill tokens if necessary and update ... The post Token Buck … | Continue reading
Table of Contents 10x Insights on a different view of quality assuranceBugs costWhen's the best time to find bugs?How should we really test?Changing the status quoThree challenges to overcomeWe have almost all the piecesTesting is multiI-dimensionalTortoise and the Hare vs ... Th … | Continue reading
Table of Contents Receiving mailsConnecting to the ServerProcessing MailsSanitizing received MailsUsageTesting I was recently in need to write some small demo project which was receiving and processing mails. There is a lot of documentation for sending mails, but gathering inform … | Continue reading