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

How to Install Calibre on Ubuntu 18.10 Cosmic Gnu/Linux

October 16, 2018 | By the+gnu+linux+evangelist.

Calibre Ubuntu 18.10 Install - Setup

  1. Installing Latest Calibre for Ubuntu
    First, Set Permissions with:

    chmod +x ~/Downloads/linux-installer.sh

    And then Run the Calibre Installation Script:

    sudo ~/Downloads/linux-installer.sh

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

  2. Finally, Launch & Enjoy Calibre
    Make Use of the Desktop Launcher:

    Installing Last Calibre on Ubuntu 18.10 Cosmic - Launcher

    Or from Shell simply with:

    calibre
    Installing Last Calibre on Ubuntu 18.10 Cosmic - UI

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