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

How to Install Evdev on Gnu/Linux Distros

GNU/Linux evdev Installation Guide

Hi! The Tutorial shows you Step-by-Step How to Install evdev XOrg Input Device’s Driver in GNU/Linux Distributions.

And evdev for Linux is a Generic Input Event Interface in the Linux Kernel and FreeBSD.

It generalizes Raw Input Events from Device Drivers and makes them available through Character Devices in the /dev/input/ Directory.

Finally, this guide includes detailed instructions about to Getting-Started with evdev Device Emulation on Linux.

How to Install evdev on GNU/Linux Distros - Featured

Suggestion: in case to Find it Easily Search with Cmd/Win+f or Ctrl+f and your Distro Name!

Linux evdev XOrg Input Driver Installation Guides