Where to Buy: $219.99 $213.14 at Amazon
The API recognizes that synchronous data sources are both necessary and common. The application should not be forced to always accept the performance cost of asynchronous scheduling simply because that's the only option provided. At the same time, mixing sync and async processing can be dangerous. Synchronous paths should always be an option and should always be explicit.
，推荐阅读搜狗输入法下载获取更多信息
ITmedia�̓A�C�e�B���f�B�A�������Ђ̓o�^���W�ł��B。旺商聊官方下载对此有专业解读
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.
// Latency modes: 0=80ms, 1=160ms, 6=560ms, 13=1120ms