随笔分类 -  Java

java
Mac中java实现自动打开软件问题
摘要：Runtime.getRuntime().exec("/Applications/NetEaseMusic.app/Contents/MacOS/NetEaseMusic");遗留问题：NetEaseMusic属于？ 阅读全文

posted @ 2017-04-30 16:13 BruceSue

Spark 中Java实现数据库Row转Rating
摘要：Dataset<Row> ratings = mlsc.sql("SELECT user,movie,rating FROM data");JavaRDD<Row> rowJavaRDD = ratings.javaRDD();JavaRDD<String[]> stringJavaRDD = ro 阅读全文

posted @ 2017-03-20 20:49 BruceSue 阅读(3672) 评论(0) 推荐(0)

java连接sql问题
摘要：1.No suitable driver found for Jdbc: 1)确保​jdbc:sqlserver://localhost;user=sa;password=123456;database=learn正确​ 2)确保connection,perpareStatement等语句正确​ 3 阅读全文

posted @ 2016-12-05 16:07 BruceSue 阅读(168) 评论(0) 推荐(0)

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