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6 changes: 3 additions & 3 deletions 2016/08/24/a-bug-in-streaming-app/index.html
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<meta property="og:description" content="题记：这是我的第一篇技术博文，写得不好请多提意见。然后，感谢张志斌老师，毕业之前张老师帮助我解一些“神奇的bug”，现在毕业一个月，我终于自己开始解自己认为“神奇的bug”。">
<meta property="og:image" content="http://chengqiangboy.github.io/images/a-bug-in-streaming-app-start.png">
<meta property="og:image" content="http://chengqiangboy.github.io/images/a-bug-in-streaming-app-end.png">
<meta property="og:updated_time" content="2018-01-02T06:26:52.032Z">
<meta property="og:updated_time" content="2018-06-23T09:30:57.481Z">
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<meta name="twitter:title" content="Spark Streaming应用一个越跑越慢的bug">
<meta name="twitter:description" content="题记：这是我的第一篇技术博文，写得不好请多提意见。然后，感谢张志斌老师，毕业之前张老师帮助我解一些“神奇的bug”，现在毕业一个月，我终于自己开始解自己认为“神奇的bug”。">
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6 changes: 3 additions & 3 deletions 2016/09/21/spark-off_heap/index.html
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<meta property="og:url" content="http://chengqiangboy.github.io/2016/09/21/spark-off_heap/index.html">
<meta property="og:site_name" content="Albert Cheng's blog">
<meta property="og:description" content="在文章的开头，安利一下我自己的github上的一个项目：AlluxioBlockManager，同时还有我的github上的博客：blog这个项目的作用是替代Spark2.0以前默认的TachyonBlockManager，稍后解释为什么要重新开发AlluxioBlockManager，以及Spark2.0的off_heap。">
<meta property="og:updated_time" content="2018-01-02T06:26:52.033Z">
<meta property="og:updated_time" content="2018-06-23T09:30:57.482Z">
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<meta name="twitter:title" content="Spark OFF_HEP变迁">
<meta name="twitter:description" content="在文章的开头，安利一下我自己的github上的一个项目：AlluxioBlockManager，同时还有我的github上的博客：blog这个项目的作用是替代Spark2.0以前默认的TachyonBlockManager，稍后解释为什么要重新开发AlluxioBlockManager，以及Spark2.0的off_heap。">
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6 changes: 3 additions & 3 deletions 2016/10/06/flume-introduce/index.html
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<meta property="og:image" content="http://chengqiangboy.github.io/images/flume-transaction.png">
<meta property="og:image" content="http://chengqiangboy.github.io/images/flume-trans-example.png">
<meta property="og:image" content="http://chengqiangboy.github.io/images/flume-available.png">
<meta property="og:updated_time" content="2018-01-02T06:26:52.033Z">
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<meta name="twitter:title" content="Flume介绍">
<meta name="twitter:description" content="声明我对Flume的研究并不深，这一篇文章来源于2016年3月的某一个下午对Flume的调研，仅有一个下午，所以可能有一些观点是不对的。另外，文章很多内容来源于一些大神的博文，当时匆匆没有记录引用来源。所以，如果有人可以发现本文的错误，以及引用的文章，还请在留言中指出。万分感谢。">
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6 changes: 3 additions & 3 deletions 2016/10/31/graphx/index.html
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<meta property="og:url" content="http://chengqiangboy.github.io/2016/10/31/graphx/index.html">
<meta property="og:site_name" content="Albert Cheng's blog">
<meta property="og:description" content="Graphx的实现代码并不多，这得益于Spark RDD niubility的设计。众所周知，在分布式上做图计算需要考虑点、边的切割。而RDD本身是一个分布式的数据集，所以，做Graphx只需要把边和点用RDD表示出来就可以了。本文就是从这个角度来分析Graphx的运作基本原理（本文基于Spark2.0）。">
<meta property="og:updated_time" content="2018-01-02T06:26:52.033Z">
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<meta name="twitter:title" content="Graphx 源码剖析-图的生成">
<meta name="twitter:description" content="Graphx的实现代码并不多，这得益于Spark RDD niubility的设计。众所周知，在分布式上做图计算需要考虑点、边的切割。而RDD本身是一个分布式的数据集，所以，做Graphx只需要把边和点用RDD表示出来就可以了。本文就是从这个角度来分析Graphx的运作基本原理（本文基于Spark2.0）。">
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6 changes: 3 additions & 3 deletions 2016/11/11/a-dif-between-scala-and-java/index.html
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<meta property="og:url" content="http://chengqiangboy.github.io/2016/11/11/a-dif-between-scala-and-java/index.html">
<meta property="og:site_name" content="Albert Cheng's blog">
<meta property="og:description" content="scala和java几乎没有区别，可以互相调用。注意这里说的是几乎，总有那么少数，出人意料的惊喜在告诉你，scala就是scala。">
<meta property="og:updated_time" content="2018-01-02T06:26:52.032Z">
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<meta name="twitter:title" content="变参调用：scala和java的一个不同点">
<meta name="twitter:description" content="scala和java几乎没有区别，可以互相调用。注意这里说的是几乎，总有那么少数，出人意料的惊喜在告诉你，scala就是scala。">
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6 changes: 3 additions & 3 deletions 2017/09/15/word2vec-in-background/index.html
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这篇文章的东西含金量不高，希望搞NLP，ML，DL的专业人士轻拍。
因为含金量不高，所以有一些诸如数据预处理的一些琐碎的东西，因此比较适合新手村的新手任务。">
<meta property="og:image" content="http://upload-images.jianshu.io/upload_images/2838375-e171a3850a480171.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240">
<meta property="og:updated_time" content="2018-01-02T06:26:52.034Z">
<meta property="og:updated_time" content="2018-06-23T09:30:57.483Z">
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<meta name="twitter:title" content="word2vec在学历造假中的探索">
<meta name="twitter:description" content="前言
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6 changes: 3 additions & 3 deletions 2017/09/25/god-s-probable-game/index.html
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<meta property="og:url" content="http://chengqiangboy.github.io/2017/09/25/god-s-probable-game/index.html">
<meta property="og:site_name" content="Albert Cheng's blog">
<meta property="og:description" content="概率是一个很有意思的东西，通过上帝投掷出来的骰子，你能猜到上帝的意图。这是一篇白话瞎文，并不是特别严谨。">
<meta property="og:updated_time" content="2018-01-02T06:26:52.033Z">
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<meta name="twitter:title" content="上帝的骰子游戏">
<meta name="twitter:description" content="概率是一个很有意思的东西，通过上帝投掷出来的骰子，你能猜到上帝的意图。这是一篇白话瞎文，并不是特别严谨。">
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10 changes: 7 additions & 3 deletions 2018/05/02/让Spark-MLlib的预测性能再飞一会儿/index.html
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<meta property="og:site_name" content="Albert Cheng's blog">
<meta property="og:description" content="背景介绍我们的系统有一小部分机器学习模型识别需求，因为种种原因，最终选用了Spark MLlib来进行训练和预测。MLlib的Pipeline设计很好地契合了一个机器学习流水线，在模型训练和效果验证阶段，pipeline可以简化开发流程，然而在预测阶段，MLlib pipeline的表现有点差强人意。">
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<meta name="twitter:title" content="让Spark MLlib的预测性能再飞一会儿">
<meta name="twitter:description" content="背景介绍我们的系统有一小部分机器学习模型识别需求，因为种种原因，最终选用了Spark MLlib来进行训练和预测。MLlib的Pipeline设计很好地契合了一个机器学习流水线，在模型训练和效果验证阶段，pipeline可以简化开发流程，然而在预测阶段，MLlib pipeline的表现有点差强人意。">
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