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Only one SparkContext may be running in this JVM (see SPARK-2243). To ignore this error, set spark.driver.allowMultipleContexts = true. The currently 阅读全文
posted @ 2018-05-03 17:40
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新建maven工程,添加pom依賴: 一个简单例子: 阅读全文
posted @ 2018-05-03 14:44
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