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Working with C++ Legacy Code

NDC Conferences via YouTube

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Overview

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This talk presents practices and patterns for adding features to or fixing bugs in large, undocumented C++ codebases. It covers using Google Test and fake objects to work with legacy code and make it easier to extend.

Syllabus

Intro
Legacy Code
Legacy Code Properties
Continuously patched and hacked
Broken features
Who wrote the code
Legacy Code has users
The simple algorithm
The Google Test
Fake Objects
Inheritance
Problems
Singletons
Static Methods
Private Methods
Other Tricks
Conclusion

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NDC Conferences

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