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

Linux Debian How to Upgrade From Testing to Unstable

February 3, 2014 | By the+gnu+linux+evangelist.

Upgrading Debian Testing to Unstable

The Tutorial shows you Step-by-step How Upgrading from Debian Testing to Debian Unstable.

To Upgrade from Debian Testing to Unstable you have to manually Editing the main Apt Repo Source File.

Inside the Guide you find Links to Installing Google-Chrome, Latest Firefox and Thunderbird on Debian Linux.

Debian Upgrade from Testing to Unstable

  1. Open a Shell Session
    Terminal emulator on desktop.
    (Press “Enter” to Execute Commands).

    2. How to Install Google-Chrome Web Browser on Debian Linux

    Installing Chrome for Debian

  2. Upgrading to Debian Unstable.

    • Editing sources.list Apt Config File.

      sudo nano /etc/apt/sources.list

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

      Replace each instance of “testing” or “stretch” with “unstable” on the File!

      Then Comment Out the Entries Containing the “updates” keyword.

      Ctrl+x to Save & Exit from nano editor.

    • Upgrading Distro/Packages to Unstable.

      sudo apt-get update
      sudo apt-get -u dist-upgrade -

    3. How to Install Latest Thunderbird on Debian Linux.

    Install Thunderbird for Debian