.. _faq_core: Backend ======= The Utopia backend, i.e. the ``utopia/core`` and ``utopia/data_io`` libraries, provide a number of supporting structures that help in model implementation and data writing. The FAQs below contain information on both the C++ use of these features as well as their integration and configuration. Please also refer to the :ref:`C++ documentation `. .. cssclass:: faq-toc .. toctree:: :maxdepth: 3 config manager select