"Earthrise," gasped Borman.
Transforms don't execute until the consumer pulls. There's no eager evaluation, no hidden buffering. Data flows on-demand from source, through transforms, to the consumer. If you stop iterating, processing stops.。关于这个话题,heLLoword翻译官方下载提供了深入分析
Netflix, Amazon, and Apple are reportedly interested in buying Warner Bros.,详情可参考91视频
全球每年钪产量仅为几十吨,但它在燃料电池、特种铝合金以及先进芯片工艺和封装环节中承担关键角色。