Explore the process of creating Java objects using their class names.
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Java Weekly, Issue 507
Spring Boot with Graal and virtual threads, sealed pattern matching, Oracle JSON, Java 21, and Problem Details in HTTP APIs.
Extract CN From X509 Certificate in Java
Learn several approaches to extracting the CN value of a certificate file.
Mock Same Method with Different Parameters
Learn how to mock a method in Java to receive different responses based on the parameters passed in.
Java Weekly, Issue 506
Spring AI, no more N+1 problem, statement caching, streams with virtual threads, service mesh, and good by EC2 classic!
Convert int to Long in Java
Learn several ways of convert an integer to a Long in Java.
Aggregate Runtime Exceptions in Java Streams
Learn about different ways to handle exceptions in Java stream pipelines using aggregation.
Java Weekly, Issue 505
Hiding numerical identifiers in JPA, continuation, Spring Boot file storage, Java 21 migration, and people support strategies!
Java Weekly, Issue 504
JPA associations, event-driven Java, Valhalla under the hood, OpenJDK compatibility, and millions of connections with Zuul!
Convert an ArrayList of String to a String Array in Java
Learn different approaches to convert a Java String ArrayList to a String array through examples.
Java Weekly, Issue 503
The semantic kernel in Java, GC improvements in Java 21, sealed classes, project Leyden, async-profiler, and GenAI code assistance!
Java Weekly, Issue 502
JVM computed constants, safepoints, Maven vs Gradle battle, GC improvements, bulk SQL, and effective technology strategies. A good week.
Our Partner Email Campaigns
How our Partner “Email” Campaigns work
Java Weekly, Issue 501
Testcontainers, VisualVM profiling, project Leyden, virtual threads, magnificent S3, and GenAI!
Java Weekly, Issue 500 :)
Soft delete in JPA, Kotlin 1.9, platform teams, sliced onion architecture, and stream processing!
Converting JsonNode Object to Map
A quick and practical guide to converting JsonNode to Map in Java.
Introduction to JeroMQ
A quick and practical guide to JeroMQ, a pure Java implementation of ZeroMQ.
Java Weekly, Issue 499
Azure Spring, Spring Rest Client, Micronaut 4, Reactive database connectivity, virtual threads, and Gen-AI.
Convert One Enum to Another Enum in Java
A quick and practical guide to convert one enum to another.
Java Weekly, Issue 498
Generational ZGC, reactive database access, health check, Kotlin 1.9, and billions of messages over TCP/IP!