January 2011
Intermediate to advanced
1648 pages
70h 30m
English
Content preview from C# 4.0 Unleashed
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Set Theoretical and Sequencing Operators
So far, we’ve always been talking about sequences as the sources of data which LINQ operates on. Even though the use of sequences implies an ordering of elements, it doesn’t preclude certain set theoretical operations, such as intersection and union, to be defined. Besides those, some operations that have an inherent affinity to sequences exist.
Intersect
The intersection of two sequences consists of all the elements that exist in both of the sequences, where an existence check is based on an equality check:
Union
To merge two sequences without retaining duplicates, the Union operator can be used. Just ...
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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.