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.
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the source material，推荐阅读91视频获取更多信息
Gaming company Activision Blizzard UK Ltd said the ad promoted the 18-rated video game and was therefore targeted at adult audiences only, who had a higher tolerance for irreverent or exaggerated humour.
，推荐阅读旺商聊官方下载获取更多信息
Our house is small and the desk is in the thoroughfare that was intended as a dining space, so tidy cable management was a priority for me. I'm quite pleased with how invisible the cables are from any angle you look at the desk. I had plans to get a shoji screen to partition the space off a bit and hide the back of the desk, but the desk looks so good I don't want to hide it!，这一点在heLLoword翻译官方下载中也有详细论述
/usr/local → /var/usrlocal