InfoQ Homepage Kotlin Content on InfoQ
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How Meta Ported Million Lines of Android Code from Java to Kotlin
In order to maximize the benefits brought by Kotlin in terms of productivity and safety, Meta engineers have been hard at work to translate their 10 million line Android codebase from Java into Kotlin. One year into this process, they have ported approximately half of their codebase and developed a specific tool, Kotlinator, to automate the process as much as possible.
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Kotlin Reaches 2.1.0, Bringing New Language Features, Compiler Updates, and More
Kotlin 2.1.0 introduces new syntax, including guard conditions, non-local break and continue, and multi-dollar string interpolation. Additionally, it extends its multiplatform capabilities and improves the K2 compiler.
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Java News Roundup: Last of the JEPs Targeted to JDK 24, Quarkus 3.17, Maven 4.0-RC1, Kotlin 2.1
This week's Java roundup for November 25th, 2024, features news highlighting: the last of the JEPs targeted to JDK 24 before Rampdown Phase One; the release of Quarkus 3.17.0, Hibernate Search 7.2.2, Kotlin 2.1.0 and JDKUpdater 14.0.67+100; the second release candidate of Vert.x 5.0 and the first release candidate of Maven 4.0.0.
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Google Introduces Gemini AI Features to Android Studio
Google has released a set of updates to Gemini in Android Studio, aiming to enhance the developer productivity through AI-powered features. This release is designed to bring AI to every stage of the development lifecycle, such as AI-assisted coding, refactoring, generating documentation, analyzing and test code, and suggesting fixes.
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Kotlin HTTP Toolkit Ktor 3.0 Improves Performance and Adds Support for Server-Sent Events
Ktor, Kotlin's native framework to create asynchronous HTTP server and client applications, has reached version 3. It adopts kotlinx-io, which brings improved performance albeit at the cost of breaking changes, and adds support for Server-Sent events, CSFR, serving static resources from ZIP files, and more.
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Vertex AI in Firebase Aims to Simplify the Creation of Gemini-powered Mobile Apps
Currently available in beta, the Vertex AI SDK for Firebase enables the creation of apps that go beyond the simple chat model and text prompting. Google has just made available a colab to help developers through the steps required to integrate it into their apps.
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Compiler Explorer Provides Insights into Low-Level Android App Optimization
Android engineers at Google added support for the Java and Kotlin programming languages to Compiler Explorer, an open source tool aimed at exploring how compilers work by compiling code in real-time. Using Compiler Explorer, Android engineers can optimize the performance of their apps by observing how the compiler works under the hood instead of using a set of pre-defined best practices.
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Lyft Promotes Best Practices for Collaborative Protocol Buffers Design
Lyft shared its experiences using Protocol Buffers for inter-system integration, primarily focusing on collaborative protocol design for definitions shared between teams and systems. The company promotes approaches that improve knowledge sharing, consistency, and development process quality over raw efficiency optimizations.
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Java News Roundup: JDK 23-RC2, MicroProfile 7.0, Infinispan, Maven, JHipster
This week's Java roundup for August 19th, 2024, features news highlighting: the second release candidate of JDK 23; the release of MicroProfile 7.0; and point releases for Infinispan, Quarkus, Helidon, Maven, JHipster and Kotlin.
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JetBrains Aqua IDE for Test Automation Now Generally Available
Aqua, the first IDE for test automation, is now generally available. The IDE supports multiple languages and major testing frameworks like Selenium and Cypress. JetBrains introduces a new licensing model with Free Individual Non-Commercial and Paid Commercial plans. Additionally, Aqua is included in the All Products Pack.
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Kotlin 2.0 Launched with New, Faster, More Flexible K2 Compiler
JetBrains has released Kotlin 2.0 along with the new K2 compiler. While the language itself introduces no new syntax, the K2 compiler brings several benefits, including faster builds, extended analysis capabilities with smart casts, and multiplatform support out of the box.
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Java News Roundup: Java Turns 29, Kotlin 2.0, Semantic Kernel for Java 1.0, More OpenJDK Updates
This week's Java roundup for May 20th, 2024, features news highlighting: Java’s 29th birthday; the release of Kotlin 2.0 and Semantic Kernel for Java 1.0; JEP 477, Implicitly Declared Classes and Instance Main Methods (Third Preview), targeted for JDK 23; and four JEPs proposed to target for JDK 23.
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KSP2 Aims to Improve Kotlin Meta-Programming, Adds Support for the K2 Kotlin Compiler
Currently available in preview, KSP 2.0, the evolution of Kotlin Symbol Processing (KSP), introduces a new architecture aimed at resolving some limitations in KSP 1.0 and adds support for the new K2 Kotlin compiler, explain Google software engineers Ting-Yuan Huang and Jiaxiang Chen.
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Java News Roundup: JHipster 8.0, Implicit Classes and Instance Main Methods, Kotlin 1.9.20
This week's Java roundup for October 30th, 2023, features news from OpenJDK, JDK 22, GlassFish 7.0.10, Spring Boot 3.2-RC2, Spring Cloud 2023.0-RC1, Spring Cloud Stream Applications 2022.0, Spring Statemachine 4.0-M1, Spring Tools 4.20.1, Open Liberty 23.0.11-beta, Micronaut 4.1.6, Grails 6.1, TomEE 8.0.16, Infinispan 14.0.20, JHipster 8.0, JHipster Lite 0.47, JReleaser 1.9 and Kotlin 1.9.20.
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Kotlin Multiplatform Reaches Stability
Kotlin Multiplatform, a solution created by JetBrains to enable the use of Kotlin to share native code across different platforms, is now stable and ready for production use, says JetBrains engineer Ekaterina Petrova.