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.
Раскрыты подробности похищения ребенка в Смоленске09:27
，更多细节参见同城约会
В России ответили на имитирующие высадку на Украине учения НАТО18:04
半年前，黑龙江哈尔滨市民武女士接到自称“客服”的陌生来电，对方准确报出其个人信息，并以“保单扣费”为由要求其下载指定APP。正当她慌乱之际，手机屏幕突然弹出醒目的诈骗预警提示。她瞬间清醒，当即挂断电话。