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

How to Update System on Gnu/Linux Distros

March 26, 2023 | By the+gnu+linux+evangelist.

GNU/Linux Updating System Guide

Hi! The Tutorial shows you Step-by-Step How to Update Packages & System in GNU/Linux Desktops.

And here I explain How to Update/Upgrade GNU/Linux easily on Command Line.

But at your choice there is also the possibility to see instead: How to Update/Upgrade System with GUI.

How to Update Ubuntu System - Featured

GNU/Linux System Update Guide