flink-table_2.11-1.7.1-sources.jar!/org/apache/flink/table/functions/UserDefinedFunction.scala

Given a string, your task is to count how many palindromic substrings in this string.

flink-table_2.11-1.7.1-sources.jar!/org/apache/flink/table/sinks/TableSink.scala

Given a square array of integers A, we want the minimum sum of a falling paththrough A.

flink-table_2.11-1.7.1-sources.jar!/org/apache/flink/table/sources/TableSource.scala

flink-table_2.11-1.7.1-sources.jar!/org/apache/flink/table/descriptors/ConnectTableDescriptor.scala

flink-table_2.11-1.7.0-sources.jar!/org/apache/flink/table/api/StreamTableEnvironment.scala

flink-table_2.11-1.7.0-sources.jar!/org/apache/flink/table/api/table.scala

视频跟踪（video tracking）第一步往往是人工的目标选取，当然在特定场合，也可以用动态检测来实现目标的自动选择。人工选择的情况下，往往是从某一frame开始用鼠标神马的选一下目标。更多的是需要用户绘制出跟踪目标的外接矩...

这两天在搭建Hadoop与Spark的平台，要求是能够运行Spark，并且用python编程。笔者也不打算写一个很详细的细节教程，简单做一个笔记blog。