SQL Injection Cheat Sheet : Samples are provided to allow reader to get basic idea of a potential SQL Injection attack and almost every section includes a brief information about...
2016 Guide to User Data Security : This guide is for the software developer, architect or system administrator who doesn't want to spend a lifetime wading through cryptographic algorith...
HTTP API design : This guide describes a set of HTTP+JSON API design practices, originally extracted from work on the Heroku Platform API.
Linked Data : This site exists to provide a home for, or pointers to, resources from across the Linked Data community.
This is a collection of known design patterns and some sample code how to implement them in PHP. Every pattern has a small list of examples (most of them from Zend Framework, Symfony2 or Doctrine2 as I'm most familiar with this software).