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If you have a few years of experience in the Java ecosystem and you’d like to share that with the community, have a look at our Contribution Guidelines.

Expanded Audience – Frontegg – Security (partner)
announcement - icon User management is very complex, when implemented properly. No surprise here.

Not having to roll all of that out manually, but instead integrating a mature, fully-fledged solution - yeah, that makes a lot of sense.
That's basically what Frontegg is - User Management for your application. It's focused on making your app scalable, secure and enjoyable for your users.
From signup to authentication, it supports simple scenarios all the way to complex and custom application logic.

Have a look:

>> Elegant User Management, Tailor-made for B2B SaaS

November Discount Launch 2022 – TEMP TOP (NPI)
We’re finally running a Black Friday launch. All Courses are 30% off until the end of this week:


1. Spring and Java

>> What's New in Java 16 [infoq.com]

An overview of new features in Java 16: records, pattern matching for instanceof, sealed classes, and more!

>> JEP 416: Reimplement Core Reflection with Method Handles [openjdk.java.net]

Reimplementing the method, constructor, and field-related reflection implementations with MethodHandles – no changes in API, though.

>> Panache – Active Record Pattern [thorben-janssen.com]

An entity object encapsulating data and database operations – an in-depth guide on how to implement the active record pattern with Panache.

Also worth reading:

Webinars and presentations:

Time to upgrade:

2. Technical & Musings

>> Gateway Pattern [martinfowler.com]

How to use the Gateway Pattern to encapsulate the access to an external system or resource.

>> New in Kubernetes v1.22: alpha support for using swap memory [kubernetes.io]

K8S 1.22 comes with experimental support for swap memory usage for workloads on a per-node basis.

Also worth reading:

3. Comics

And my favorite Dilberts of the week:

>> Monitoring Internal Messages [dilbert.com]

>> Tech Support Is Last Hope [dilbert.com]

>> Lanyards And Hugs [dilbert.com]

4. Pick of the Week

>> I hate MVPs. So do your customers. Make it SLC instead. [asmartbear.com]

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Java Weekly, Issue 399
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