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Java Backend Technology
Java Backend Technology
Nov 27, 2017 · Fundamentals

Why Swapping Two Integers Fails in Java? Exploring Pass‑by‑Value, Handles, and Integer Caching

This article dissects a Java interview question about swapping two Integer variables, explaining Java's pass‑by‑value semantics, the difference between handle‑based and direct pointer object access, Integer immutability, autoboxing, the IntegerCache mechanism, and how reflection can (or cannot) modify private final fields.

Integer cachingJDKReflection
0 likes · 10 min read
Why Swapping Two Integers Fails in Java? Exploring Pass‑by‑Value, Handles, and Integer Caching
21CTO
21CTO
Sep 22, 2017 · Backend Development

What’s New in Java 9? A Deep Dive into 150+ Features and Future Directions

This article reviews Java 9’s extensive new features—including the module system, jshell REPL, performance and security enhancements—explains their impact on development practices, and discusses the challenges and future directions for the Java platform.

JDKJVMJava 9
0 likes · 13 min read
What’s New in Java 9? A Deep Dive into 150+ Features and Future Directions
Qunar Tech Salon
Qunar Tech Salon
Dec 9, 2014 · Fundamentals

Oracle Announces Second Set of Java 9 Features Including Unified JVM Logging, Compiler Controls, and Module System Enhancements

Oracle has revealed the remaining four Java 9 JEPs—unified JVM logging, finer‑grained compiler controls, removal of obsolete garbage‑collector combos, and fixes to the Coin project—while also confirming modularization, DTLS support, HTML5 Javadoc output, and upcoming import‑warning clean‑up, signaling a clearer roadmap for the next Java release.

JDKJEPJVM
0 likes · 5 min read
Oracle Announces Second Set of Java 9 Features Including Unified JVM Logging, Compiler Controls, and Module System Enhancements