The learning curve of the PHP Zend Framework isn’t friendly. Based on my experience so far lecturing Zend Framework courses I believe starting with a simple code sample can be very useful. The following video clip explains how to run the sample application I have just developed.

Stable Values in Java (JEP 502): Deferred Immutability with JVM Trust
Explore Stable Values – a new Java 25 upcoming feature (JEP 502) enabling lazy initialization with immutable performance and JVM-level optimizations.