Root of Evil

Integration Tests are a Scam
Joe Rainsberger www.infoq.com/presentations/…
If you still not using it, read this article and we will go through the process.

The unbridled use of the go to statement has an immediate consequence that it becomes terribly hard to find a meaningful set of coordinates in which to describe the process progress.
Edsger W. Dijkstra www.u.arizona.edu/~rubinson/…
Rails provide powerful callback technique and as a powerful tool it could injure in newbie hands....

Introduction
Very often in my everyday practice I faced a task when you need to create a communication between your own services or some 3rd party service that don’t have a implementation yet. So what is the best way to doing that?
Wrapper - it is a piece of code that will be responsible for communication between your application and external service....

Introduction
I heard a lot about Duck Types in Rails but I have never saw how can I used in a real-time application.Today I will show you how to use duck types in examples.
Duck Typing is a style of dynamic typing in which an object’s methods and properties determine the valid semantics, rather than its inheritance from a particular class or implementation of a specific interface....