August 2004
Intermediate to advanced
656 pages
15h 28m
English
Content preview from Return on Software: Maximizing the Return on Your Software InvestmentBecome 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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Rank on Rate of Return
In the rank on rate of return approach, the IRR is calculated for each individual proposal. The proposals are then ranked in order of decreasing IRR. All proposals with an IRR greater than the MARR are selected. This is a fairly well-known approach, but it has two important weaknesses. First, ranking on the IRR will be guaranteed only to select the set of proposals that maximize the total present worth if all the proposals are independent and there are no resource limitations (e.g., budget constraints). Second, even when you are comparing mutually exclusive alternatives, the alternative with the highest rate of return on its total cash flow may not be the alternative that will maximize the total present worth at the MARR. ...
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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.