Медведев вышел в финал турнира в Дубае17:59
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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Before diving into API design, it's worth asking: what is a stream?
Анна Габай (Редактор отдела «Силовые структуры»)