Credit: Leah Stodart / Mashable
Web streams do provide clear mechanisms for tuning backpressure behavior in the form of the highWaterMark option and customizable size calculations, but these are just as easy to ignore as desiredSize, and many applications simply fail to pay attention to them.
，详情可参考51吃瓜
cat access.log | grep "error" | sort | uniq -c
目前苹果尚未披露硬件细节，但报道认为，Touch ID 的实现方式可能包括以下几种：