Wordpress
Nginx - How to set expires headers for images
Google PageSpeed
PageSpeed Configuration - PageSpeed Module — Google Developers
Pagespeed + Cloudflare
Page Speed and cloudflare - Google Search Is CloudFlare compatible with mod_pagespeed? – CloudFlare Support google - Is it sensible to use both pagespeed and cloudflare? - Server Fault Why I switched from Google Page Speed Service to Cloudflare ?
Wordpress knowledge resources
- Dead: WordPress Knowledge Base
Another take on folders and submodule WordPress as a submodule and a project Darep/wordpress-boilerplate
url rewriting - Rewrite all requests to index.php with nginx - Stack Overflow - http://stackoverflow.com/questions/12924896/rewrite-all-requests-to-index-php-with-nginx
Understand Caching in WordPress, Part 1: The Basics - WPMU DEV - http://premium.wpmudev.org/blog/understand-caching-in-wordpress-part-1-the-basics/