add a ton of new testing and nosql resources across the site

mattmakai · mattmakai · commit 97c7ee15251c · 2018-10-12T16:39:45.000-04:00
diff --git a/content/pages/03-data/10-no-sql-datastore.markdown b/content/pages/03-data/10-no-sql-datastore.markdown
@@ -168,6 +168,9 @@ representing a person could have a property of "female" or "male".
   covers trends in NoSQL data stores and compares graph databases to other
   data store types.
 
+* [Graph search algorithm basics](https://neo4j.com/blog/graph-search-algorithm-basics/)
+  explains the methods for searching nodes for data in a graph database.
+
 
 ## NoSQL third-party services
 * [Compose](https://www.compose.com/) provides MongoDB as a service. It's
diff --git a/content/pages/03-data/11-redis.markdown b/content/pages/03-data/11-redis.markdown
@@ -57,6 +57,10 @@ with your Python code.
   version of Redis' in-memory data store with Python. It's a good article
   to understand more about how NoSQL data stores can work under the covers.
 
+* [Introduction to Redis streams with Python](http://charlesleifer.com/blog/redis-streams-with-python/)
+  shows how to use the new (as of Redis version 5.0) append-only streams 
+  functionality via Python code.
+
 
 ### Redis examples
 Redis' wide applicability can be a downside if you don't know what to start
diff --git a/content/pages/03-data/16-pandas.markdown b/content/pages/03-data/16-pandas.markdown
@@ -38,4 +38,7 @@ is a data structures and analysis library.
   explains how the author grabbed a bunch of Flickr data using the 
   [flickr-api](https://github.com/alexis-mignon/python-flickr-api) library
   then analyzed the EXIF data in the photos using pandas.
-  
+
+* [Pandas Crosstab Explained](http://pbpython.com/pandas-crosstab.html)
+  shows how to use the `crosstab` function in pandas so you can summarize
+  and group data.
diff --git a/content/pages/04-web-development/15-web-design.markdown b/content/pages/04-web-development/15-web-design.markdown
@@ -16,7 +16,7 @@ using CSS and JavaScript.
 You wouldn’t use a web application that looked like the following screenshot, 
 would you?
 
-<img src="/img/visuals/no-style-webpage.png" width="100%" alt="HTML with no CSS or JavaScript." class="technical-diagram" /> 
+<img src="/img/visuals/no-style-webpage.png" width="100%" alt="HTML with no CSS or JavaScript." class="shot rnd outl"> 
 
 Creating web pages with their own style and interactivity so users can easily
 accomplish their tasks is a major part of building modern web applications.
@@ -39,7 +39,11 @@ shows that navigation bar relocation scenario when you resize the browser
 width.
 
 
-## Design resources
+## Fantastic design resources
+There are way too many design resources on the web, so I picked out
+this short list as my absolute favorites that help developers become
+(hopefully much) better with design.
+
 * [Clean up your mess: A Guide to Visual Design for Everyone](http://www.visualmess.com/index.html)
   walks through the basic principles for clean and effective design. You
   can make a website go from terrible to well-designed often by following
@@ -89,3 +93,6 @@ width.
   thought out clear explanation for how to think about design according to
   specific rules such as axis, symmetry, hierarchy and rhythm.
 
+* [Front-end performance checklist](https://github.com/thedaviddias/Front-End-Performance-Checklist)
+  is a comprehensive checklist useful when you are implementing a
+  web application's client side code.
diff --git a/content/pages/04-web-development/35-testing.markdown b/content/pages/04-web-development/35-testing.markdown
@@ -56,6 +56,8 @@ test runners, coverage reports and related libraries.
   Requests library with Selenium to make it easier to run automated
   browser tests.
 
+* [coverage.py](https://coverage.readthedocs.io/) is a tool for
+  measuring code coverage when running tests.
 
 
 ### Testing resources
@@ -95,19 +97,32 @@ test runners, coverage reports and related libraries.
   [top answer on Stack Overflow](http://stackoverflow.com/questions/4904096/whats-the-difference-between-unit-functional-acceptance-and-integration-test) 
   to that very question.
 
+* [The cleaning hand of Pytest](https://blog.daftcode.pl/the-cleaning-hand-of-pytest-28f434f4b684)
+  provides a couple of case studies for how companies set up their testing
+  systems. It then gives the boilerplate code the author uses for Pytest
+  and goes through a bunch of code samples for common situations. 
+
 * [Using pytest with Django](http://engineroom.trackmaven.com/blog/using-pytest-with-django/)
   shows how to get a basic [pytest](http://pytest.org/latest/) test
   running for a Django project and explains why the author prefers pytest 
   over standard unittest testing.
   
-* [Distributed Testing with Selenium Grid and Docker](https://testdriven.io/distributed-testing-with-selenium-grid) shows how to distribute automated, browser tests with Selenium Grid and Docker Swarm. It also looks at how to run tests against a number of browsers and automate the provisioning and deprovisioning of machines to keep costs down.
+* [Distributed Testing with Selenium Grid and Docker](https://testdriven.io/distributed-testing-with-selenium-grid) 
+  shows how to distribute automated, browser tests with Selenium Grid and 
+  Docker Swarm. It also looks at how to run tests against a number of 
+  browsers and automate the provisioning and deprovisioning of machines to 
+  keep costs down.
 
 * [Principles of Automated Testing](http://www.lihaoyi.com/post/PrinciplesofAutomatedTesting.html)
   explains how to prioritize what to test, goes through some levels of
   testing from [unit](/unit-testing.html) to 
   [integration](/integration-testing.html) and examines when to use example
   and bulk tests.
 
+* [Pytest leaking](https://nvbn.github.io/2017/02/02/pytest-leaking/)
+  examines situations where tests leak memory and can cause abnormal
+  results if they are not fixed.
+
 
 ### Mocking resources
 Mocking allows you to isolate parts of your code under test and avoid
@@ -142,3 +157,4 @@ use mocks in your test cases.
   [Redis](/redis.html)-dependent code but prefer to mock it rather than
   ensure an installation and connection are present whenever you run
   your tests.
+
diff --git a/content/pages/04-web-development/37-integration-testing.markdown b/content/pages/04-web-development/37-integration-testing.markdown
@@ -51,3 +51,12 @@ during development so they can be addressed immediately.
   and other tests. There is also some practical advice like "It’s not 
   important what you call it, but what it does" which as a pragmatic 
   programmer I am keen to agree on.
+
+* [Consistent Selenium Testing in Python](https://chrxs.net/articles/2017/09/01/consistent-selenium-testing/)
+  gives a spectacular code-driven walkthrough for setting up Selenium
+  along with SauceLabs for continuous browser-based testing.
+
+* [Where do our flaky tests come from?](https://testing.googleblog.com/2017/04/where-do-our-flaky-tests-come-from.html)
+  presents Google's data on where their integration tests fail and how
+  the tools you use can sometimes lead to higher incidents of failed
+  tests than other testing tools.
