re: How it's like to refactor code, written by other developer? VIEW POST

TOP OF THREAD FULL DISCUSSION
re: Oooh this is a juicy topic. I think key to both understanding of the code and confidence in changes: Tests! You're in luck if there are tests. ...
 

Even if tests already exist, you should also probably be writing your own. This will either a) find cases that the existing tests don't cover, or b) help you realize you're understanding something wrong.

code of conduct - report abuse