This is fundamentally different from Web streams' pipeThrough(), which starts actively pumping data from the source to the transform as soon as you set up the pipe. Pull semantics mean you control when processing happens, and stopping iteration stops processing.
The south Kensington museum has also acquired the first video ever uploaded to the site, called Me at the Zoo, posted by YouTube's co-founder Jawed Karim in April 2005.
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Afghanistan launches border offensive against Pakistan。关于这个话题，heLLoword翻译官方下载提供了深入分析
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Трамп высказался о непростом решении по Ирану09:14