AI on the JVM accelerates: New frameworks like Embabel, Koog, Spring AI, and LangChain4j drive rapid adoption of AI-native and AI-assisted development in Java. Java 25 anchors a modern baseline: The ...

Scott Sellers is the co-founder and CEO of Azul, with 30 years of experience as an entrepreneur and executive in the technology industry. Businesses today run on Java. Nearly 30 years after its ...

java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Object.hashCode ()' on a null object reference at j$.util.concurrent.ConcurrentHashMap.get (ConcurrentHashMap.java:0) ...

Compiling Java code to WebAssembly is an efficient way to get it running in a web browser, and you get a serious performance boost. Let's check it out. WebAssembly, or Wasm, provides a generalized, ...

Fatal error: java.lang.NullPointerException at java.base/java.util.concurrent.ConcurrentHashMap.putVal(ConcurrentHashMap.java:1011) at java.base/java.util.concurrent ...

Java was created over 25 years ago, and it is still one of the most popular programming languages. In this article, I will present an overview of how Java has grown to today's complex system and why ...

Runtime errors occur when something goes wrong in the normal execution of a program. When severe enough, these errors abruptly terminate an application. To help programmers both anticipate and recover ...

A colleague of mine recently ran into an issue that I have not run into myself, but found to be interesting and, in my opinion, worth blogging about here. During some distributed Java development, my ...