.. Today I learned.今日我所學 documentation master file, created by
   sphinx-quickstart on Sun Nov 19 17:52:38 2017.
   You can adapt this file completely to your liking, but it should at least
   contain the root `toctree` directive.

Welcome to Today I learned.今日我所學's documentation!
======================================================

.. toctree::
   :maxdepth: 2
   :titlesonly:

   mysql/index
   latex/index
   oracle_database/index
   macosx/index
   prononciation/index
   linux/index