How to Build Java Applications Today #61

TL;DR

Kotlin and Flutter gain popularity, Groovy 4.0, Java garbage collection deep dive, major releases for Gradle, Quarkus & VS Code, and meet me at four conferences.

README

Welcome to my newsletter “How To Build Java Applications Today”! If you like it, then subscribe to it on Substack! Or read it on dev.to or Medium. Even better: Share it with people who may be interested.

Next Issue: Wednesday, April 6, 2022

My newsletter is published on the first Wednesday of every month.

Stand-Up

Job ads and students at Udemy now show trend lines, popularity trends are summarized, I’ll speak at three conferences and help organize a fourth one.

Read Stand-Up

New & Noteworthy

Groovy 4.0.0 introduces switch expressions and sealed types, Azul launches external JIT compiler, Java garbage collection deep dive (part 1), and Multiversion Concurrency Control in Postgres.

Read New & Noteworthy

Technology Index

Popularity trends: Kotlin gains on Java, NoSQL databases lose slightly, Spring Boot still dominates, React grows over Angular again, and Flutter gains on React Native. Also see my recommendations for a JVM language, a database, a back-end framework, a web framework, and a mobile app framework.

Read the Technology Index

Release Radar

Gradle, Quarkus, and VS Code had major releases in February 2022, Spring Boot and Micronaut had minor ones.

Read the Release Radar

About

Karsten Silz is the author of this newsletter. He is a full-stack web & mobile developer with 23 years of Java experience, author, speaker, and marathon runner. Karsten got a Master’s degree in Computer Science at the Dresden University of Technology (Germany) in 1996.

Karsten has worked in Europe and the US. He co-founded a software start-up in the US in 2004. Karsten led product development for 13 years and left after the company was sold successfully. He co-founded the UK SaaS start-up “ Your Home in Good Hands” as CTO in 2020. Since 2019, Karsten also works as a contractor in the UK.

Karsten has this newsletter, a developer website, and a contractor site. He’s on LinkedIn, Twitter, Xing, and GitHub. Karsten is also an author at InfoQ.

Originally published at https://bpfnl.substack.com on March 2, 2022.

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Karsten Silz is a full-stack web & mobile developer with 23 years of Java experience, author, speaker, and contractor.

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Karsten Silz

Karsten Silz is a full-stack web & mobile developer with 23 years of Java experience, author, speaker, and contractor.