This should be a real book! It is important -- vital even -- to know how to find the right code, how to understand and test it, how to modify it. And not just

This should be a real book! It is important -- vital even -- to know how to find the right code, how to understand and test it, how to modify it. And not just from stack overflow, but also from colleagues and even yourself. If this were real, I would buy it.