Using Common Table Expressions to retrieve hierarchical data in NHibernate. Suppose that we have an hierarchical structure of employees in an organization. The data is stored in the MyEmployees. We have the following NHibernate mapping file for the Employee class.

In consulting, as in many other fields, it is crucial to be able to manage the Unknown. Starting a new project often means diving into a new subject in a really short time to find a solution that must be accepted by who owns and perfectly knows the business. What should influence your decisions.

A blog about refactoring and all things agile by Danijel Arsenovski. Learning a new programming language with Code Koans. For an experienced programmer, learning a new programming language can often be a frustrating experience. Most of tutorials are written with burgeoning programmer in mind while the reference documentation is generally too large to be useful while learning the basics.

Gives you all the realistic, hands-on practice you need to refactor Ruby code quickly and effectively. The book shows you when and how to refactor in both legacy code and during new test-driven development, and walks you through real-world refactoring in detail. Recognize why poor code design occurs. Express each idea once and only once.

Co-founder of Software Craftsmanship New York and Samebug, creator of CodingBoard. RabbitMQ reliability troubles and workarounds. This is a story of how my understanding about messaging with RabbitMQ evolved from ignorant to usable while hitting my head into the walls of the CAP theorem. I hope it will save some time for someone out there. I can lose messages? .