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

How to Install Eclipse C++ on Gentoo Linux Easy Guide

Eclipse C/C++ Gentoo Linux - Installing

  1. Installing Eclipse IDE
    Then Extract the Archive into the Target with one Command:

    sudo tar xvzf $HOME/Downloads/eclipse*linux*.tar.gz -C /opt/
    

    But if you are in Trouble to Find the Location on Terminal then See: How to Access Downloads Folder from Browser.
    Now Set the SuperUser as Owner:

    sudo chown -R root:root /opt/eclipse

    If Got “User is Not in Sudoers file” then see: How to Enable sudo