October 2011
Beginner to intermediate
1200 pages
35h 33m
English
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Which Method?
In addition to introducing changes in class constructor rules, MI often requires other coding adjustments. Consider the problem of extending the Show() method to the SingingWaiter class. Because a SingingWaiter object has no new data members, you might think the class could just use the inherited methods. This brings up the first problem. Suppose you do omit a new version of Show() and try to use a SingingWaiter object to invoke an inherited Show() method:
SingingWaiter newhire("Elise Hawks", 2005, 6, soprano);newhire.Show(); // ambiguous
With single inheritance, failing to redefine Show() results in using the most recent ancestral definition. In this case, each direct ancestor has a Show() function, which makes this call ambiguous. ...
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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.