IntelliJ IDEA

This month’s Java Annotated Monthly comes with a fresh mix of Java, Kotlin, AI, and tech news, plus a look at some great events you won’t want to miss.

With Kotlin 2.2, a new default rule makes annotations land where developers expect them to, reducing boilerplate and aligning better with popular frameworks.

Welcome to this month’s Java Annotated Monthly – your pit stop for all things related to Java, Kotlin, frameworks, and the ever-shifting tech scene.

IntelliJ IDEA 2025.1 默认采用 K2 模式，我们希望在这里分享 K2 模式的使用情况。 这篇文章将概要介绍 K2 模式的当前状态，分享其采用指标，重点介绍 2025.1 中的改进，并预告下一步的计划。 我们建议您更新到最新的 IntelliJ IDEA 版本，享受最佳的 K2 模式体验。 采用 目前采用 K2 模式的用户数量已经非常高，并且还在持续增长。 在 IntelliJ IDEA 2025.1 用户中，95% 的 Ultimate 开发者和 9% 的 Community Edition 开发者使用 K2 模式。 大多数用户都会在新版本发布后的几个月内更新 IDE，因此…

Welcome to the July edition of Java Annotated Monthly! This issue is packed with fresh articles, helpful tips, and ideas to keep you inspired and motivated in your work. We’re excited to feature Aicha Laafia, a Java engineer passionate about writing clean, green code and empowering women in tech.…

Learn more about how things are going with K2 mode.

Kotlin Notebook 是一种专为 JVM 开发者打造的全新交互式环境。 本文将介绍 Notebook 的主要功能，并展示如何利用这些功能来提升工作效率。  如何使用 Kotlin Notebook 从 2025.1 版本开始，Kotlin Notebook 与 IntelliJ IDEA 捆绑，在各种上下文中使用 Notebook 变得前所未有的简单。 您可以通过以下三种主要方式创建 Notebook： 在项目中创建 Notebook 打开项目后，在 Project（项目）视图中，右键点击源根目录或某个文件夹，然后选择 New | Kotlin Notebook（新建 | Kotli…

Kotlin Notebook is a new interactive environment for JVM developers. This article will cover the main Notebook features and how you can utilize them to improve your productivity.  How to use Kotlin Notebook Kotlin Notebook is bundled with IntelliJ IDEA starting from the 2025.1 release, an…

Starting with version 2025.1, Kotlin Notebook will be integrated into IntelliJ IDEA Ultimate out of the box, without the need to install the plugin! Kotlin Notebook is a new interactive environment for JVM developers. The code in the notebooks can even call and use parts of your project codebase, al…

I'm Yan Zhulanow, and I lead the Kotlin Analysis API team. Last year, we made a series of announcements about Kotlin K2 mode in IntelliJ IDEA. Now, as K2 mode is about to become the default, I am thrilled to tell you more about everything we had to go through to make this release happen. Even bef…

Welcome to this latest edition of Java Annotated Monthly! As we start 2025, we bring you a roundup of the latest advancements in the world of tech. Stay in the loop with a curated list of must-attend events coming up in February, so you can plan your next learning and networking opportunities. Plus,…

IntelliJ IDEA 2024.3에서는 K2 모드가 베타 버전을 벗어나 안정화되어 일반적으로 사용할 수 있게 되었습니다. K2 모드는 Kotlin 코드 분석 안정성, 메모리 소비 효율성 및 IDE의 전반적인 성능을 크게 향상하며, Kotlin 2.1 언어 기능을 지원합니다. 배경 IntelliJ IDEA의 K2 모드는 다양한 성능 및 안정성 문제를 포함하여 이전 Kotlin 플러그인 버전에 있던 제약을 해결하기 위해 설계되었습니다. K2 모드는 코드 분석 안정성과 성능을 개선하고 UI가 멈추는 문제를 줄여 IntelliJ IDE…