I am Jonas: How to read a code

How do you change code in a large code-base with confidence? That depends of course. If you are the author of the code, changing something y...

How do you change code in a large code-base with confidence? That depends of course. If you are the author of the code, changing something you wrote yourself with confidence should be easy. Every nook and cranny will be well known to you. You run through the subsystems in the code and check for impact, make the change and test it to verify you haven't missed anything. But greenfield projects where you will be the sole author are exceedingly rare in my experience. More common is to be thrown into an ongoing project. Or even more common is to be added to a project because key personnel left.…

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• Fobi Boateng

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