Io Programming Guide     Introduction Perspective Getting Started Downloading Installing Binaries Running Scripts Interactive Mode Syntax Expressions Messages Operators Assignment Numbers Strings Comments Objects Overview Prototypes Inheritance Metho…

https://msdn.microsoft.com/en-us//library/bb383977.aspx private static void Dump(this ArraySegment<byte> segment) { string output = string.Join(",", segment.Select(x => x.ToString())); Console.WriteLine(output); } Extension methods enab…

Structured Streaming编程 Programming Guide Overview Quick Example Programming Model Basic Concepts Handling Event-time and Late Data Fault Tolerance Semantics API using Datasets and DataFrames Creating streaming DataFrames and streaming Datasets Input…

 https://ci.apache.org/projects/flink/flink-docs-release-0.10/apis/programming_guide.html   Example Program 编程的风格和spark很类似, ExecutionEnvironment  -- SparkContext DataSet – RDD Transformations 这里用Java的接口,所以传入function需要用FlatMapFunction类对象   public clas…

Spark Programming Guide Link:http://spark.apache.org/docs/2.2.0/rdd-programming-guide.html 每个Spark Application包含一个driver程序(运行main方法)以及在集群中执行不同的并行操作. Spark的一级抽象是RDD(2.0之后推荐使用Dataset)划分在不同节点上的元素的集合支持并行处理和自动的故障恢复. RDD的创建:(1)a file in the Hadoop file sys…

参考,http://spark.incubator.apache.org/docs/latest/streaming-programming-guide.html Overview SparkStreaming支持多种流输入,like Kafka, Flume, Twitter, ZeroMQ or plain old TCP sockets,并且可以在上面进行transform操作,最终数据存入HDFS,数据库或dashboard另外可以把Spark's in-built machine le…

GraphX Programming Guide 概述 入门 属性 Graph 示例属性 Graph Graph 运算符 运算符的汇总表 Property 运算符 Structural 运算符 Join 运算符 邻域聚合 聚合消息 (aggregateMessages) Map Reduce Triplets Transition Guide (Legacy) 计算级别信息 收集相邻点 Caching and Uncaching Pregel API Graph 建造者 Vertex and E…

https://msdn.microsoft.com/en-us/library/ms173156.aspx An interface contains definitions for a group of related functionalities that a class or a struct can implement. By using interfaces, you can, for example, include behavior from multiple sources…

https://www.cmrr.umn.edu/~strupp/serial.html#CONTENTS Introduction Chapter 1, Basics of Serial Communications What Are Serial Communications? What Is RS-232? Signal Definitions Asynchronous Communications What Are Full Duplex and Half Duplex? Flow Co…

原文:View Programming Guide for iOS View and Window Architecture Views and windows present your application’s user interface and handle the interactions with that interface. UIKit and other system frameworks provide a number of views that you can use a…