1. Spring and Java

>> JEP 401: Primitive Objects (Preview) [openjdk.java.net]

Efficiency or abstraction? Pick two! – the proposal for user-defined primitive objects for Java and JVM. Good stuff coming.

>> What's new in JDK 16 for ZGC [malloc.se]

Squeezing the last bit of performance for ZGC in Java 16 – introducing sub-millisecond max pause times and in-place relocations.

>> Kicking Spring Native's tires [blog.frankel.ch]

And the first look at native images for Spring Boot – using a non-trivial application to demonstrate the great Spring-GraalVM integration.

Also worth reading:

Webinars and presentations:

Time to upgrade:

2. Technical

>> Optimistic vs. Pessimistic Locking [vladmihalcea.com]

Evaluating the optimistic and pessimistic concurrency models from the perspective of different anomalies!

Also worth reading:

3. Musings

>> Happy 15th Birthday Amazon S3 [allthingsdistributed.com]

The service that started AWS – Amazon's CTO reflects on the challenges that triggered the creation of S3.

Also worth reading:

4. Comics

And my favorite Dilberts of the week:

>> Tina Asks For Help [dilbert.com]

>> Because Of The Pandemic [dilbert.com]

>> Mask During Zoom [dilbert.com]

5. Pick of the Week

Spring has been the way to go to build a web application in the Java ecosystem for almost two decades at this point. Adding Kotlin into the mix, along with Java, can be quite powerful. 

The interoperability between Kotlin and Java is a no-brainer – making incremental, small steps very easy to do.  

Here's a great starting point to explore the language

>> Getting Started with Kotlin

And, for a deep dive into Kotlin with Spring, definitely have a look at the official (and ongoing) ‘Spring time in Kotlin video series here

Enjoy.

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