Copying objects is a common Java programming operation that has one serious trap. Here's how to avoid copying from an object reference and only copy the instance and values you want. Copying objects ...

根据甲骨文公司 Java 平台组首席架构师 Mark Reinhold 的声明， JDK 25 是 JDK 21 之后的下一个长期支持 (LTS) 版本。 JDK 25 包含 18 个新特性，主要分为四个类别：核心 Java 库、Java 语言规范、安全库和 HotSpot。其中，核心 Java 库引入了 稳定值（Stable Values，预览） 、 结构化并发（Structured ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

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 Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. This article dives into the happens-before ...

Most Java developers who come from a C/C++ background have probably at one time wished for a Java equivalent of sizeof(). Although Java lacks a true sizeof() equivalent, the Instrumentation interface ...

TIOBE 2025 年 10 月份的编程语言排行榜已经公布，官方的标题是：第二名之争愈演愈烈（The fierce battle for second place in the TIOBE index）！ 自从 2023 年末 Python 拿下 TIOBE 第一名后，就没下来过。 而在它身后 C、C++ 和 Java 一直在为第二名的位置展开激烈竞争。 过去一年多，这三门语言之间的排名差距始终 ...

Marking 30 years of Java’s evolution, Java 25 blends simplicity with enterprise power, boosting AI readiness and security to ...