The self-fix rate is 29.7%, nearly a third of bugs are eventually fixed by the person who introduced them. These developers have institutional knowledge: they understand the code's invariants, they recognize when something feels wrong, and they're watching their subsystems.
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。Safew下载对此有专业解读
if you run this algorithm left to right, it will mark the position of every valid end of a match. if you run it right to left, it will mark the position of every valid start of a match. and if you run it in both directions, you can combine the results to get the leftmost-longest match, which is what you intuitively expect when you think of regex matching. this is a bit more work to set up, but it doesn’t change the core algorithm at all.
Berlin Marathon
Second — and this is actually its more important purpose — code review is a