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

Step by step – NVM Installation on Arch Linux

November 4, 2022 | By the+gnu+linux+evangelist.

GNU/Linux Arch Installing Node Version Manager – Step by step Guide

How to Install Node Version Manager on Arch GNU/Linux desktop – Step by step Tutorial.

Moreover, Nvm Arch Linux Installation guide includes instructions on How to Switch NodeJS Version.

Especially relevant, for an Easier Alternative see: N NodeJs Version Manager Guide!

Finally, this guide includes detailed instructions on Getting Started with NodeJs on GNU/Linux.

Step-by-step – NVM Arch Linux Installation Guide
  1. 1. Launching Shell Emulator

    Open a Terminal window
    (Press “Enter” to Execute Commands).

    NVM Arch Linux Installation Guide - Open Terminal Shell Emulator
    In case first see: Terminal QuickStart Guide.