work on environment config page

Author: mattmakai

content/pages/02-development-environments/15-environment-configuration.markdown

@@ -11,4 +11,29 @@ meta: Configuring a dev, test or production environment is important to successf
 Properly configuring a development, test or production environment is 
 important for the successful execution of your Python application.
 
+There are many de facto names for environments:
+
+1. Local development
+1. Development / integration
+1. Test
+1. Staging
+1. Production
+
+The above list provides the common environment names but there
+can be a limitless number and each organization has their own 
+configuration.
+
+
+### Environment configuration resources
+* [Staging Servers, Source Control & Deploy Workflows, And Other Stuff Nobody Teaches You](https://www.kalzumeus.com/2010/12/12/staging-servers-source-control-deploy-workflows-and-other-stuff-nobody-teaches-you/)
+
+* [Deployments best practices](http://guides.beanstalkapp.com/deployments/best-practices.html)
+  explains the differences between various environments and why you
+  need each one.
+
+* [Best practices for staging environments](https://increment.com/development/center-stage-best-practices-for-staging-environments/)
+
+* [Staging environment vs Production environment](https://softwareengineering.stackexchange.com/questions/117945/staging-environment-vs-production-environment)
+
+* [A good QA team needs a proper software staging environment for testing](https://searchsoftwarequality.techtarget.com/tip/A-good-QA-team-needs-a-proper-software-staging-environment-for-testing)