January 2011
Intermediate to advanced
1648 pages
70h 30m
English
Content preview from C# 4.0 UnleashedMeasuring Performance Using
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Measuring Performance Using StopWatch
Performance measurement of pieces of code should be done using a precise-enough time to have any value whatsoever. Just subtracting DateTime values doesn’t cut it because of the relatively low resolution of DateTime values. To prove this point, enter the following piece of code, which computes 50 factorial a number of times:
Feel free to increase the outer loop’s iteration count. In any case, the output shouldn’t make much sense because some of the factorial calculations turn out to take no time (that is, printing 00:00:00), whereas others take 1 or more milliseconds. Obviously, there’s always a chance of ...
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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.