data analyst prerequisites

The author recently in the Webmaster station to see a lot of SEO equivalent to the data analyst's speech, as a immersed SEO5 of the webmaster, this is undoubtedly a very funny saying, if the data analysis can do SEO, then we seoer to rely on what to eat? Since last year Baidu released the "Content for the king, outside the chain for the Emperor" slogan began, Seo fell into a war on the content and the outs

Course Study Address: http://www.xuetuwuyou.com/course/231The course out of self-study, worry-free network:http://www.xuetuwuyou.comCourse features-six-part growthData mining----data analysis----The big data analyst step-by-step article--about the elite projectI. Objectives of the courseData analysts are committed to summarizing the most advanced business

The most important part of data analysis is probably not the programming tools, analysis software, or statistical knowledge you are familiar, instead, you can understand the principles, assumptions, and limitations behind your statistical knowledge (statistics, metering, time series, and non-parameters), and learn about various data analysis tools (such as data m

Hadoop implementation and management software. Tightly bound big data machines include Sun server hardware (18 Linux-based x86 Sun servers with 216 processor cores, GB of memory, and TB of raw hard disk space) and Oracle NoSQL database, open-source distribution of R statistics software, and Oracle Java HotSpot virtual machine copy. The big data machine provides 40 Gb InfiniBand access between multiple node

1, Data tracking staff Although the person in this job is not yet known as a data analyst, but often do such work people also claim to be data analyst, such people, only through the XXX system to see limited data, and rarely to d

At the Talend Connect conference, an IT industry analyst pointed out that companies would likely be eliminated from their peers if they did not grasp the opportunities offered by large data. Jeff Kelly is Wikibon.org's chief researcher and editor of Siliconangle. Big data technologies such as Hadoop and MapReduce are just beginning, he says, and many people stil

editors35. Case Introduction36. Writing a HelloWorld program with interface37. Use of variables38. Use of Operators39. Use of System functions40. Branching Statements 141. Branching Statements 242. Actual User Login Verification43.Excel Crawl Web Data Building simple Web server and new Simple form page44. Grab Web Data using Excel's own features45.VBA Programming Implementation Crawl Web source code46.VBA

In the data analysis this road for more than 2 years, from the initial technical indicators analysis, to the current business indicators analysis. To tell the truth, I prefer the analysis of business metrics. Because it can be more immediate and a variety of business play hook. Great sense of the influence of the data. The reality of all kinds of intrigue, feel no meaning. The

Related background:1. StatisticsStatistics through the whole process of data analysis: collection, design, processing, analysis2. PsychologyAccurate detection of user psychology3. SociologyTo make a reasonable explanation of human sociality4. DemographyBetter understanding of human differences, help to select Market segmentation, and put forward reasonable marketing recommendations5. Marketing StudiesMore open-minded, support for marketing decisions6.

The PPT presented to every "data analyst"-about the meeting I often hate meetings for two reasons: first, preparations before the meeting, various indicators, various analyses, and various PPT; second, bench and nonsense during the meeting, especially in the form of meetings, the front line is long, saying that there should be not many spectators who have not been nap at the meeting. But after the meeting,

" : "zhangsan" }{ "_id" : ObjectId("5b4eb96759122739e2695614"), "id" : 2, "name" : "lisi" }mongos> db.test.remove({"id":1}) #删除test集合中的id为1的数据WriteResult({ "nRemoved" : 1 })mongos> db.test.find(){ "_id" : ObjectId("5b4eb96759122739e2695614"), "id" : 2, "name" : "lisi" }mongos> db.test.update({"id":2},{$set:{"name":"wangwu"}}) #修改数据WriteResult({ "nMatched" : 1, "nUpserted" : 0, "nModified" : 1 })mongos> db.test.find(){ "_id" : ObjectId("5b4eb96759122739e2695614"), "id" : 2, "name" : "wa