The writing activity will move on another website.

Unit testing can be more effective of integration one because it find defects on the single parts. But also single parts, a la unix way of life, can be more effective of a whole.

Doctrine is growing and the 2.x branch will support persistence ignorance for domain classes. But to start doing some Domain-Driven Design more metadata is needed.

Systems grows and also classes do, but we should respect the Single Responsibility Principle. Rule of thumb for noticing potentially God classes.

Disqus is an application that hosts commenting service for your blog. Or your Zend Framework application, since you can place a comment box anywhere: here's a small view helper.