March 2019
Intermediate to advanced
394 pages
11h 4m
English
Content preview from Mastering MongoDB 4.x - Second Edition
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Defensive coding
More of a generic principle, defensive coding refers to a set of practices and software designs that ensures the continuing functionality of a piece of software under unforeseen circumstances.
It prioritizes code quality, readability, and predictability. Readability was best explained by John F. Woods in his comp.lang.c++ post, on September 24, 1991:
"Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live. Code for readability."
Our code should be readable and understandable by humans, as well as by machines. With code quality metrics, as derived by static analysis tools, code reviews, and bugs reported/resolved, we can estimate the quality of our code base and aim ...
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