All servlet containers must provide a readline method on their input streams.
所有的servlet容器必须在它们的输入流上提供readline方法。
Delta2Int broadcasts, in parallel, every integer arriving on its input streams to its two output channels.
Delta2Int平行地把到达它的输入流的每个整数广播到它的两个输出通道。
Use cat, whose name stands for together, to concatenate files and standard input streams, as in Listing 1.
使用cat(其名称表示“连接”)来连接文件和标准输入流,如清单1所示。
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