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相关日志

分享 Skills for Data Scientist: Nicolle 2014-8-4 05:46; Programming: Java, Python, C++, Ruby, Matlab, Perl Database: SQL， NonSQL (HBase, MongoDB) Statistics: R, SPSS, SAS, A/B testing, Tableau (Visualization) Hadoop: MapReduce, Hive, Pig Machine Learning: Predictive Modeling, Neural Networks, Regression, Clustering, Decision Trees (CART), Boostrapping, Random Forest, Collaborative Filtering, Text Mining, Social Network Analysis, Recommendation; 个人分类: Job|6 次阅读|0 个评论

分享第一天来: alexfanbin 2013-5-14 15:39; 刚看到有这么好玩有专业的地方~经常来坐坐，先留一小笔~; 28 次阅读|0 个评论

分享 69 of 70 用like寻找匹配词: yukai08008 2013-3-13 23:37; 用like的缺点是按字精确匹配 scan则是要清楚所选词出现的具体位置 proc import dbms=excel out=ser datafile='F:\raw material\_69 of 70.xls' replace; run; data res; set ser; where job like '%manager%';/*严格按字匹配*/ run; data res2; set ser; where upcase(scan(job,2))='MANAGER';/*需要制定具体的位置，如第二个词*/ run; data res3; set ser; if upcase(substr(job,)) proc print data=res2; run;; 个人分类: 学习笔记|1 次阅读|0 个评论

分享很會抓timing 的攝影師: kendoyugi 2012-11-28 13:29; “I started from this damn recession and what it meant to so many people who lost their job. There are many extremely talented dancers kicked out or chefs left without a job, those who pass by us on the street and whose incredible ability to dance or to prepare exceptional dishes remain the same, at any time. Dance always accompanies a dancer, whether he is paid for what he does, or not” said Jordan Matter.; 45 次阅读|0 个评论