January 2018
Beginner to intermediate
312 pages
7h 22m
English
Content preview from Domain Modeling Made FunctionalBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Dealing with Additional Requirements Changes
Obviously, we’re just scratching the surface with the kinds of changes that could be asked for. Here are some others to think about and how they might be addressed:
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VIPs should only get free postage for shipping inside the USA. To support this, we just need to change the code in the freeVipShipping segment of the workflow. It should be clear by now that having lots of small segments like this really helps to keep complexity under control.
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Customers should be able to split orders into multiple shipments. In this case, there needs to be some logic for doing this (a new segment in the workflow). From the domain-modeling point of view, the only change is that the output of the workflow contains a list ...
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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.