A function pointer is a piece of data which stores the location of some code. A program uses this data to decide what code to run next. Programs themselves can modify function pointers in order to alter their functionality as they run, but, if we can modify the function pointer, we can also alter what the program does, including in ways that may be unintended.
LESSWRONGLWLoginHere's to the Polypropylene Makers — LessWrongCurated2026 Top Fifty: 20%372Here's to the Polypropylene Makersby jefftk27th Feb 2026jefftk2 min read4372，更多细节参见新收录的资料
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If production is too hard to change for a regular developer - well, that sucks, but it kind of works in our favor.
if (t instanceof ForkJoinWorkerThread) {。关于这个话题，新收录的资料提供了深入分析