通常使用此输入作为服务请求的参数调用服务(按值),或服务从一个或多个指定的源收集数据(按引用)。
Typically the service is either invoked with this input as a parameter of the service request (by value) or the service gathers the data from one or more specified source (by reference).
请注意此过程可在相同的或不同的计算机中出现或者使用不同的数据分区来按顺序或并行完成,且结果仍然是相同的。
Note that this process can occur on the same machine or different machines or be done sequentially or in parallel using different partitions of data, and still the result is the same.
若您未设置用户名,只是简单地按“开启”或“关闭”健,Twitter将关闭此功能,不会为您发送任何信息。
If you leave out the username, doing simply On or Off, Twitter will zip its beak and not send you any messages.
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