  
  Some Python libraries are also implemented in C, and can be much faster. They
  aim to offer the same APIs. Note that compatibility issues and behavior
  differences are not unknown (and not always immediately evident).
 
</s> remove <https://pypy.org/compat.html>`_ with existing Python APIs and libraries.
 </s> add <https://www.pypy.org/compat.html>`_ with existing Python APIs and libraries. </s> remove .. _Solr: https://lucene.apache.org/solr/
 </s> add .. _Solr: https://solr.apache.org/ </s> remove    file (e.g. https://www.djangoproject.com/m/pgp/Django-1.5b1.checksum.txt)
 </s> add    file (e.g. https://media.djangoproject.com/pgp/Django-1.5b1.checksum.txt) </s> remove <http://www.squid-cache.org>`_ and browser-based caches. These are the types of
caches that you don't directly control but to which you can provide hints (via
HTTP headers) about which parts of your site should be cached, and how.
 </s> add <http://www.squid-cache.org/>`_ and browser-based caches. These are the types
of caches that you don't directly control but to which you can provide hints
(via HTTP headers) about which parts of your site should be cached, and how. </s> remove Uses a similar format as PHP's ``date()`` function (https://php.net/date)
with some differences.
 </s> add Uses a similar format to PHP's `date()
<https://www.php.net/manual/en/function.date.php>`_ function with some
differences.
.. _Jinja2: https://jinja.palletsprojects.com/
  
  Some Python libraries are also implemented in C, and can be much faster. They
  aim to offer the same APIs. Note that compatibility issues and behavior
  differences are not unknown (and not always immediately evident).
.. _Jinja2: https://jinja.palletsprojects.com/
keep keep keep add
 Refs #32720 -- Updated various links in docs to avoid redirects and use HTTPS. 
docs/topics/performance.txt