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

How to Install ROS 1 on Debian Gnu/Linux Distro

GNU/Linux Debian Installing ROS 1 Guide

How to Install ROS 1 on Debian GNU/Linux desktop – Step by step Tutorial.

And Robot Operating System for Debian is a flexible Framework for writing Robot Software.

It is a Collection of Tools, Libraries, and Conventions that aim to Simplify the Task of Creating Complex and Robust Robot behavior Across a wide Variety of Robotic Platforms.

How to Install ROS on Debian GNU/Linux Distro

GNU/Linux Debian Robot Operating System Installation Guide