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

How to Install Oracle Sql Developer on Ubuntu 18.10 Cosmic

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

Oracle Sql Developer Ubuntu 18.10 - JDK Installation

  1. How to Install Required Oracle-Sun JDK 8+ on Ubuntu

    Oracle JDK Ubuntu Installation Guide

    To check your current JDK version:

    javac --version && java -XshowSettings:properties -version 2>&1 | grep 'java.vendor'

    If it’s the official Oracle JDK, the output will include: java.vendor = Oracle Corporation.