Daily Tag 05/01/2014

• 投资于质量，不再有技术债务

  tags: technical debt

• 微博平台的链路追踪及服务质量保障系统——Watchman系统

  tags: watchman weibo

• Codenvy架构：第二部分

  tags: codenvy architecture

• 微博多机房体系

  tags: weibo multi IDC

  • 一般业界的数据同步架构可以归纳为三种：Master-Slave，Multi-Master，Paxos。
  • 微博研发了MytriggerQ，通过解析Mysql的binlog，还原更新操作实现Memcached数据同步。

• 青云眼中的云计算（一）：SDN这个革命性的东西

  tags: SDN cloud

• Heroku | 10 Habits of a Happy Node Hacker

  tags: node 10 habits npm environment variable

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/29/2014

• bats {forecast} | inside-R | A Community Site for R

  tags: BATS R package

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/24/2014

• Raw

  tags: d3 raw viz

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Daily Tag 04/23/2014

• Node.js软肋之回调大坑

  tags: node.js callback hell

• 看DeepMind如何用Reinforcement learning玩游戏

  tags: Deep Learning

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/19/2014

• HashFunction (Guava: Google Core Libraries for Java 17.0-SNAPSHOT API)

  tags: hash function

• Clojure 线性（箭头）操作符

  tags: clojure thread macro

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/18/2014

• Joda-Time - Java date and time API - Quick start guide

  tags: Joda time Java

• Introduction to CQRS - CodeProject

  tags: CQRS

  • CQRS means Command Query Responsibility Segregation.

• 单元化架构，为什么要用以及我们如何做到

  tags: Cell

  • 广播方式的引入，使得我们首先需要在前端机进行分单元作业的处理监控，我们在此增加了持久化队列来解决。同时，由于单元内每个服务也都是单独维护的，作业可能在任何时间中断，因此每个作业在单元内的状态也都是有记录的，以此来达到作业的可重入和幂等性，也就可以保证每个作业都可以在任何时间重做，但不会重复执行。

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/17/2014

• 一秒钟法则：来自腾讯无线研发的经验分享

  tags: 1 sec rule tencent wireless

• 豆瓣的基础架构

  tags: douban infrastructure

• 微博config service实践

  tags: weibao vintage config service

• 探寻从HDFS到Spark的高效数据通道：以小文件输入为案例

  "MLlib"

  tags: HDFS Spark

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/15/2014

• Go Parallel 2

  tags: go parallel

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/14/2014

• Astro-Algo: Astronomical Algorithms for Clojure | Climate Science & Engineering

  tags: astro-algo astronomical algorithm

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/12/2014

• » Linuxaria – Everything about GNU/Linux and Open source Understanding the Top command on Linux

  tags: top explain column

• Go Slices: usage and internals - The Go Blog

  tags: go slice array

  • This means that when you assign or pass around an array value you will make a copy of its contents.

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/11/2014

• Google Finds: Centralized Control, Distributed Data Architectures Work Better than Fully Decentralized Architectures - High Scalability - High Scalability

  centralized control distributed data google SDN

  • For the vast middle ground Google has shown centralized management and control combined with distributed data is probably now the canonical architecture. Don't get caught up trying to make distributed everything work. You probably don't need it and it's really really hard.

• Google Cloud Platform Blog: Introducing Sustained Use Discounts - Automatically pay less for sustained workloads on Compute Engine

  tags: sustained use discount compute engine price

• Clockwise/Spiral Rule

  tags: C type spiral rule

• Go's Declaration Syntax - The Go Blog

  tags: go syntax vs c

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/10/2014

• Issue 3480 - go - encoding/json: handle NaN and Inf - The Go Programming Language - Google Project Hosting

  tags: go json NaN Inf

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/06/2014

• Node.js Streaming MapReduce with Amazon EMR : Articles & Tutorials : Amazon Web Services

  tags: node EMR datasift

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/05/2014

• Querying for a Date Range (Specific Month or Day) | The MongoDB Cookbook

  tags: daterange mongodb

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/03/2014

• Using MongoDB MapReduce to join 2 collections

  tags: mongodb mapreduce join

Posted from Diigo. The rest of my favorite links are here.

Daily Tag 04/02/2014

• Trendalytics

  • Anklet

• How To Install and Use OrientDB on an Ubuntu 12.04 VPS | DigitalOcean

  tags: OrientDB tutorial expand

  • It is perhaps easier to think of clusters as pools of data, because clusters can contain documents of different types.

Posted from Diigo. The rest of my favorite links are here.