October 2009
Intermediate to advanced
288 pages
5h 2m
English
Content preview from Refactoring in Ruby
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Chapter 12. Responsibility
It’s hard to get the right balance of responsibility between objects. One of the beauties of refactoring is that it lets us experiment with different ideas in a way that lets us safely change our minds.
There are tools we can use to help us decide how our objects should work together, such as design patterns and CRC cards (see “A Laboratory for Teaching Object-Oriented Thinking” [5]).
Refactorings are often reversible, and they may trade off between two good things. A good example of this is Message Chain versus Middle Man. Sometimes there’s a way to improve both smells at the same time, but many times it’s a balancing act between them.
In this chapter we’ll cover the following smells:
• Feature Envy, in which an ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.