The new API has complete parallel sync versions: Stream.pullSync(), Stream.bytesSync(), Stream.textSync(), and so on. If your source and transforms are all synchronous, you can process the entire pipeline without a single promise.
This step rapidly finds the optimal sequence of border points and shortcuts to get from your start cluster's periphery to your target cluster's periphery. It's incredibly fast because it's ignoring all the tiny roads within intermediate clusters.。Line官方版本下载是该领域的重要参考
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匈塞铁路全线开通后，布达佩斯和贝尔格莱德之间的列车通行时间将从8小时缩短到3个半小时左右。。91视频对此有专业解读
* 3. 单调递增栈：存储独立车队的到达时间，cur栈顶才push（否则合并）。