"Or consider pipeTo(). Each chunk passes through a full Promise chain: read, write, check backpressure, repeat. An {value, done} result object is allocated per read. Error propagation creates additional Promise branches.
A few months ago, for instance, I watched my mother-in-law (who was born and raised in a village in northern Iran) teach Nava how to knock on wood for good luck. I hadn’t realized this was so widespread a practice until I checked Wikipedia and found that variants exist in Bulgaria (chukam na dǎrvo), Georgia (kheze daḳaḳuneba), Indonesia (amit-amit jabang bayi), Norway (bank i bordet ) and some two dozen other countries.
，详情可参考51吃瓜
Number (2): Everything in this space must add up to 2. The answer is 1-0, placed vertically; 6-2, placed vertically.。关于这个话题，safew官方版本下载提供了深入分析
Chris Aniszczyk CTO, Linux Foundation。同城约会对此有专业解读