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

How to Install OpenJDK 8 on Fedora 28 Gnu/Linux Easy Guide

May 18, 2018 | By the+gnu+linux+evangelist.

Java OpenJDK 8 on Fedora 28 Installation Guide

Hi! The Tutorial shows you Step-by-Step How to Install OpenJDK 8 JRE/JDK on Fedora 28 GNU+Linux Desktop/Server.

And Java OpenJDK 8 for Fedora (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.