November 2024
Intermediate to advanced
300 pages
7h 12m
English
Content preview from Pragmatic Unit Testing in Java with JUnit, 3rd Edition
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Are You Kidding Me? Addressing Concerns over Performance
At this point, you might be feeling a little perturbed. After refactoring the matches method, each of anyMatches, calculateScore, and anyRequiredCriteriaNotMet iterates through the criterion collection. Your code now loops three times instead of one. You’ve potentially tripled the time to execute matches.
Do you have a real performance problem relevant to the real requirements, or do you only suspect one exists? Many programmers speculate about where performance problems might lie and about what the best resolution might be. Unfortunately, such speculations can be quite wrong.
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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.
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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.