##代码重构 BranchByAbstraction GitHub推出Scientist，帮助开发者重构关键路径代码 ##spark [*]tachyon in spark type safety on spark dataframe ##Kafka stream platform ##Streaming Life of a Message in MapR Streams http://blog.csdn.net/yangqicong11/article/details/10491389 mckito教程 https://www.elastic.co/blog/to-shade-or-not-to-shade