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

Step-by-step – GCC 11.2 Ubuntu 21.10 Installation

August 27, 2021 | By the+gnu+linux+evangelist.

Switching

  1. 8. Switching System GCC

    Finally, to easy Managing GCC Versions use update-alternatives
    So first install the New GCC 11.2 with:

    sudo update-alternatives --install /usr/bin/gcc gcc /usr/local/bin/gcc 10

    And then the System GCC with for instance:

    sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-9 20

    Eventually amend the above Command with the Path found on Step 2.
    Next to Switch between GCC Versions play:

    sudo update-alternatives --config gcc

    Last, to test the GCC in use:

    gcc -v
  2. Step-by-step GCC 11.2 Ubuntu 21.10 Installation Guide - update-alternatives GCC

    Congratulations, your GCC 11.2 should be now nicely working on Ubuntu 21.10. Good Luck! :)