Mac 解决homebrew慢的问题：
w3cboy.com/post/2017/03/homebrew-speed-up/
牛逼的文章收集。。学习Hadoop：
hadoop.apache.org/docs/current/hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapReduceTutorial.html
dataunion.org/13562.html
www.aboutyun.com/forum-131-1.html
云计算：
www.zhihu.com/question/51362855
电子书解密：
smallpdf.com/cn/unlock-pdf
pdfio.co/zh/unlock-pdf/
zh.wikihow.com/解锁加密的PDF文件
docker与Hadoop集群：
tashan10.com/yong-dockerda-jian-hadoopwei-fen-bu-shi-ji-qun/
centos7安装Hadoop：
my.oschina.net/xhhuang/blog/807914
eclipse 开发Hadoop：
（经典）m.2cto.com/kf/201611/566897.html
www.bbsmax.com/A/kjdwAmLjJN/
www.echojb.com/eclipse/2016/11/12/257316.html
phz50.iteye.com/blog/932373
www.cnblogs.com/little-YTMM/p/4396008.html
blog.leanote.com/post/[email protected]/基于Eclipse搭建hadoop开发环境
（好文）www.powerxing.com/hadoop-build-project-using-eclipse/
zhang-jc.github.io/2016/09/10/Hadoop-Eclipse-插件/
blog.csdn.net/u011414200/article/details/50458269#一-eclipse-中-hadoop-环境部署概览
环境搭建
www.youtube.com/watch
mclspace.com/2015/09/01/hadoop-note/
Hadoop下载与配置：
hadooprecipes.blogspot.com/2015/09/setting-up-hadoop-271-on-mac-os-x.html
blog.csdn.net/somilong/article/details/55056474
www.2cto.com/kf/201611/566897.html
www.debugrun.com/a/zMSCwQj.html
curiosity.roguepenguin.net
segmentfault.com/a/1190000009103629
(推荐）www.codes51.com/article/detail_4406491.html
Hadoop jar下载：
www.mvnrepository.com/search
Hadoop 编译：
www.cnblogs.com/hanganglin/p/4581063.html
ip地址查询：
www.pc6.com/edu/82202.html
jingyan.baidu.com/article/915fc414e84b8051394b20d3.html
错误解决：
blog.sina.com.cn/s/blog_757dbe670101gnj9.html