January 2019
Intermediate to advanced
512 pages
14h 5m
English
Content preview from Hands-On Design Patterns with C++
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Chapter 11
- What is an error-safe, or exception-safe, program?
An error-safe program maintains a well-defined state (a set of invariants) even if it encounters an error. Exception safety is a particular kind of error safety; it assumes that errors are signaled by throwing expressions. The program must not enter an undefined state when an (allowed) expression is thrown. An exception-safe program may require that certain operations do not throw exceptions.
- How can we make a routine that performs several related actions in an error-safe manner?
If a consistent state must be maintained across several actions, each of which may fail, then the prior actions must be undone if a subsequent action fails. This often requires that the actions do ...
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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.