new postgresql resource

mattmakai · mattmakai · commit 697e9e1cfb60 · 2017-06-19T13:22:51.000-04:00
diff --git a/content/pages/09-data/03-postgresql.markdown b/content/pages/09-data/03-postgresql.markdown
@@ -161,6 +161,11 @@ walkthroughs I've read.
 PostgreSQL tutorials not specific to Python are also really helpful
 for properly handling your data.
 
+* [Why PostgreSQL? (5 years later)](http://www.craigkerstiens.com/2017/04/30/why-postgres-five-years-later/)
+  covers the improvements that have been made to PostgreSQL over the
+  past five years. It's amazing to see how far this project has come and
+  how it continues to evolve.
+
 * [PostgreSQL: The Nice Bits](https://russ.garrett.co.uk/talks/postgres-gds/) is a 
   good overview slideshow of why PostgreSQL is a great relational database.
 
diff --git a/content/pages/11-devops/06-caching.markdown b/content/pages/11-devops/06-caching.markdown
@@ -32,6 +32,11 @@ A cache can be created for multiple layers of the stack.
 
 
 ## Caching resources
+* [Caching at Reddit](https://redditblog.com/2017/01/17/caching-at-reddit/)
+  is a wonderful in-depth post that goes into detail on how they handle
+  caching their Python web app for 
+  [billions of pageviews each month](http://expandedramblings.com/index.php/reddit-stats/).
+
 * "[Caching: Varnish or Nginx?](https://bjornjohansen.no/caching-varnish-or-nginx)"
   reviews some considerations such as SSL and SPDY support when choosing
   reverse proxy Nginx or Varnish.
