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

How to Install PhantomJS on Fedora 29 Easy Guide

April 4, 2019 | By the+gnu+linux+evangelist.

PhantomJS Fedora 29 - Installing Requirements

  1. 3. Installing Dependencies

    Then to Install PhantomJS Requirements:

    sudo yum install gcc gcc-c++ make flex bison gperf ruby /nopenssl-devel freetype-devel fontconfig-devel libicu-devel sqlite-devel 
    libpng-devel libjpeg-devel

    Again to Install PIP Packages:

    sudo pip install pyopenssl pyasn1 testresources

    And then also:

    sudo pip install requests[security]