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打印流：PrintStream 和 PrintWriter提供了一系列重载的print()和println()PrintStream的具体使用，代码如下：public class PrintStream_ { public static void main(String[] args) throws...

[帮助文档] 数据集成任务运行报错java.io.IOException:Failedonlocalexception:java.io.IOException:javax.security.sasl.SaslException:GSSinitiatefailed[CausedbyGSSException:Novalidcredentialsprovided

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Java IO--打印流PrintStream

1、打印流：之前在打印信息的时候需要使用OutputStream，但是这样一来，所有的数据输出的时候会非常的麻烦，String->byte[]，打印流中可以方便的进行输出。 2、打印流的好处使用PrintStream输出信息： import java.io.* ; public clas...

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