$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Install OpenJDK 17 on Gnu/Linux Distros

GNU/Linux Installing Java OpenJDK 17 Guide

Hi! The Tutorial shows you Step-by-Step How to Install Oracle-Sun OpenJDK 17 LTS JRE/JDK on GNU+Linux Distributions.

And OpenJDK for Linux (Open Java Development Kit) is a Free and Open Source Implementation of the Java Platform, Standard Edition (Java SE).

Moreover, the Oracle Java JDK/JRE is based on the OpenJDK Source Code. In Addition, it contains Closed-Source Components.

How to Install OpenJDK 17 on GNU/Linux - Featured

GNU/Linux Java OpenJDK 17 Installation Guide