Check out Cees Bos from #OpenValue on challenging yourself with Application #Observability Code Challenges!

https://foojay.io/today/challenge-yourself-with-application-observability-code-challenges/

#foojaytip

On Foojay , Miro Wengner from #OpenValue discusses how it's never been easier to start writing a simple #Java program that can be turned into a more advanced application while development progresses, in the context of the #OpenJDK 23 release!

https://foojay.io/today/exploring-new-features-in-jdk-23-just-write-and-run-prototyping-with-jep-477-not-only-for-beginners/

#foojaytip

Even more #Java 23 language insights from Miro Wengner #openvalue, this time on #Java JEP-461, focused on gatherers, an intermediate function, a functional interface that can transform an input element of type T to an output element of type R.

https://foojay.io/today/exploring-new-features-in-jdk-23-gatherers-upgrades-pipeline-design-pattern-jep-461

#foojaytip

A null object pattern, as explained by Miro Wengner from #OpenValue in his #Java 23 series, can easily contribute to the process flow of a running program while remaining consistent and type-safe:

https://foojay.io/today/exploring-new-features-in-jdk-23-null-object-pattern-to-avoid-null-pointer-exception-with-jep-455/

#foojaytip

Check it out, Miro Wengner of #Robo4J and #OpenValue takes a look at one particular brand new preview feature added to the latest #Java JDK release 23, JEP-482: Flexible Constructor Bodies!

https://foojay.io/today/exploring-new-features-in-jdk-23-factory-pattern-with-flexible-constructor-bodies-with-jep-482

#foojaytip

Many thanks to #Digma, #ApacheAPISIX, and #OpenValue for sponsoring the Foojay  swag at #jfall23, and thanks to the conference organizers of #NLJug for the awesome location of the Friends of OpenJDK community booth! Read all about it here: https://foojay.io/today/digma-apache-apisix-and-openvalue-sponsor-foojay-io-at-jfall-2023/

#foojaytip #jfall #jfall2023