尚硅谷大数据技术之Hadoop(入门)p生态圈。 1.2 Hadoop 发展历史(了解) Hadoop发展历史 1)Hadoop创始人Doug Cutting,为了实现与Google类似的全文搜索功能,他在Lucene框架基础上进行优 化升级,查询引擎和索引引擎。 Hadoop创始人Doug Cutting 2)2001年年底Lucene成为Apache基金会的一个子项目。 3)对于海量数据的场景,Lucene框 –前端 –python 人工智能资料下载,可百度访问:尚硅谷官网 Hadoop发展历史 6)2003-2004年,Google公开了部分GFS和MapReduce思想的细节,以此为基础Doug Cutting等人用 了2年业余时间实现了DFS和MapReduce机制,使Nutch性能飙升。 7)2005 年Hadoop 作为 Lucene的子项目 Nutch的一部分正式引入Apache基金会。 月份,Map-Reduce和Nutch Distributed File System (NDFS)分别被纳入到 Hadoop 项目 中,Hadoop就此正式诞生,标志着大数据时代来临。 9)名字来源于Doug Cutting儿子的玩具大象 Hadoop的logo 1.3 Hadoop 三大发行版本(了解) Hadoop 三大发行版本:Apache、Cloudera、Hortonworks。 Apache0 码力 | 35 页 | 1.70 MB | 1 年前3
這些年,我們一起追的HadoopNutch 的 Doug Cutting 主導開發 Lucene 是個全文檢索的程式 庫,Nutch 是個搜尋引擎 依循著 Google 2003/2004 年發表的論文來開發 2006 年從 Nutch 獨立出來, 稱為 Hadoop Hadoop 是 Doug 兒子黃色大象 玩偶的名稱 2008-01 Apache 的 Top- Level Project 2009-09 Doug Cutting 加入 JDBC 與 MapReduce 進行彼此的資料轉換 38 / 74 不論是人數或顏色,實在都很難分辨。 Hadoop 戰隊 39 / 74 Hadoop Distribution Doug Cutting 先生在 2011 年 Hadoop World 的 Keynote 說: The similarity between Hadoop and Linux kernel, and the0 码力 | 74 页 | 45.76 MB | 1 年前3
ivan cukic cppcon 2021Ivan Čukić KDAB CppCon 2021 INTRODUCTION DATA FUNCTIONS AND DATA ABSTRACTIONS FUNCTIONS COMPOSITION Doug McIlroy and Dennis Ritchie Ivan Čukić KDAB CppCon 2021 INTRODUCTION DATA FUNCTIONS AND DATA ABSTRACTIONS sed ${1}q Ivan Čukić KDAB CppCon 2021 INTRODUCTION DATA FUNCTIONS AND DATA ABSTRACTIONS FUNCTIONS Doug McIlroy, Bell System Technical Journal, 1978: Make each program do one thing well. To do a new job0 码力 | 77 页 | 3.33 MB | 6 月前3
LLVM's Realtime Safety Revolution: Tools for Modern Mission Critical Systemsconsultant Authors of RealtimeSanitizerSpecial thanks Alistair Barker Co-author of RealtimeSanitizer Doug Wyatt Inventor/author of performance constraintsAgenda 1. Real-time programming 2. Existing strategies were designed to complement each otherUse both, and write better real-time code!Thanks! ● Doug Wyatt ● Ali Barker ● Reviews on LLVM work ○ @vitalybuka ○ @maskray ○ @sirride ○ @AaronBallman0 码力 | 153 页 | 1.38 MB | 6 月前3
Set Sail for a
Ship-Shape Istio ReleaseThanks also to the efforts of: ● Mitch Connors ● Nathan Mittler ● Francois Pesce ● Lin Sun ● Doug Reid ● Sven Mawson ● Jason Wang ● Martin Ostrowski ● Steve Dake #IstioCon Thank you! Istio0 码力 | 18 页 | 199.43 KB | 1 年前3
Pipeline Architectures in C++: Overloaded Pipe Operator | and Its Monadic Operationspipeline in software engineering? Pipes in Unix/Linux; The famous competition: Donald Knuth vs. Doug McIlroy; 3. Overloading the pipe operator | Overloaded pipe operator in std::ranges;0 码力 | 3 页 | 422.24 KB | 6 月前3
Pro Git 2nd Edition 2.1.413franjozen Dmitriy Smirnov Patrice Krakow goekboet Doug Richardson Patrick Steinhardt grgbnc Duncan Dean stable version and keep up to date on that easily, or they can check out develop, which is the more cutting-edge content. You can also extend this concept by having an integrate branch where all the work you can check out to evaluate the project in different stages of development, depending on how cutting edge you want to be or how you want to contribute; and the maintainer has a structured workflow0 码力 | 731 页 | 21.49 MB | 1 年前3
Pro Git 2nd Edition 2.1.413franjozen Dmitriy Smirnov Patrice Krakow goekboet Doug Richardson Patrick Steinhardt grgbnc Duncan Dean stable version and keep up to date on that easily, or they can check out develop, which is the more cutting-edge content. You can also extend this concept by having an integrate branch where all the work you can check out to evaluate the project in different stages of development, depending on how cutting edge you want to be or how you want to contribute; and the maintainer has a structured workflow0 码力 | 501 页 | 17.96 MB | 1 年前3
Pro Git 2nd Edition 2.1.413 franjozen Dmitriy Smirnov Patrice Krakow goekboet Doug Richardson Patrick Steinhardt grgbnc Duncan Dean stable version and keep up to date on that easily, or they can check out develop, which is the more cutting- edge content. You can also extend this concept by having an integrate branch where all the work you can check out to evaluate the project in different stages of development, depending on how cutting edge you want to be or how you want to contribute; and the maintainer has a structured workflow0 码力 | 691 页 | 13.35 MB | 1 年前3
A (Short) Tour of C++ ModulesVisual Studio P2473 36RESOURCES Papers Modules in C++, 2004, Daveed Vandevoorde Modules, 2012, Doug Gregor A Module System for C++, 2014, Gabriel Dos Reis, Mark Hall, Gor Nishanov C++ Modules TS, 20180 码力 | 62 页 | 4.20 MB | 6 月前3
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