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...
Agile Retrospective Resource Wiki : This is a resource for sharing retrospective plans, tips & tricks, tools and ideas to help us get the most out of our retrospectives. Retrospectives p...
schema.org : This site provides a collection of schemas that webmasters can use to markup HTML pages in ways recognized by major search providers, and that can als...
Mautic : Mautic is marketing automation software (email, social & more). Social Media Marketing, Contact Management, Email Marketing, Forms, Campaigns, Reports
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).