Java Core269 articles

Table of Contents Why Sets? The Problem FirstMeet BoxSetCreating Sets: Every PathsetNew() — the workhorsesetOf() — varargs shorthandLiteral syntax: set{ … }Converting from other typesThe Three Variants in PracticeDefault (HashSet) — when order doesn’t matterLinked (LinkedHashSet) — when insertion order …

Table of Contents The Two FlavorsTemplate ClassesHoistingMultiple Classes in One ScriptProperties, Constructors, and Static MembersInheritanceJava InteroperabilityImports Are SharedTemplate Classes in .bxm FilesInner ClassesHoisting in Inner ClassesMultiple and Nested Inner ClassesInheritance Between Inner ClassesAccessing Outer Class StaticsExternal Access via $ SyntaxImporting …

Table of Contents The “No Waste Compute” ConstraintThe Impedance Mismatch in Memory OwnershipThe Netty QuestionExplicit State and FFMWhat the Exploratory Benchmarks ProveThe GC Layer and the True Cost of AbstractionsWhere SSLEngine Still WinsWhat I Changed, and What I Gave UpThe …

Table of Contents YouTubePodcast AppsGuestsSteve PooleDavid WelchContentIs your Java application actually secure, or does it just look that way? In this episode of the Foojay Podcast, Frank is joined by Steve Poole and David Welch, both from HeroDevs, to dig …

Table of Contents How to Use Azul Zulu as Docker Official ImagesPractical Examples: Building Lean ContainersEverything in One Container (Don’t Do This)Multi-Stage Build with JREUsing jdeps and jlink to Create a Custom RuntimeSize Comparison SummaryWhat to Do NextPreviously in this …

Table of Contents A Brief HistoryWhat Problems Does It Solve?The Disappeared BridgeCross-Platform CompatibilitySeamless Integration for ToolingTech Stack & RequirementsGetting StartedAdd the DependencyConnect and QueryWrite Data BackAccess-Specific FunctionsUber JAR for Non-Maven ProjectsQuality & MaintenanceGet InvolvedMicrosoft Access databases are everywhere. Decades of …

Table of Contents YouTubePodcast AppsContentFoojay.io, the website for the Friends of OpenJDK, is turning six years old. To celebrate, Frank Delporte headed to JCON in Cologne, Germany, and sat down with twelve members of the Java community to talk about …

Table of Contents What Are Docker Official Images, and Why Does It Matter?The Journey: Two Years in the MakingHow Azul Zulu Official Images Are Built and PublishedPre-release validationPM approval and promotionSubmitting to Docker HubWhat’s Changing: From Docker Hub to Docker …

Table of Contents The Scripting DilemmaThe Death of Manual CompilationSingle-File ExecutionMulti-File SupportWhy so much ceremony?The Java EvolutionEasier console interactionJava as a Native Script: Shebang SupportAdvanced Automation with JBangWhat is JBang?Dependency ManagementAwesome FeaturesElevating Your Scripts: CLI Richness with PicocliPro-Grade ToolsZero-Code CLI …