Posts Tagged ‘ stackoverflow ’

An analysis of the Stackoverflow Beta sites

November 1, 2010
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An analysis of the Stackoverflow Beta sites

In the last six months or so, the behemoth of Q & A sites stackoverflow, decided to change tack and launch a number of other non-computing-language sites. To launch a site in the stackoverflow family, sites have to spend time gathering followers in Area51. Once a site has gained a critical mass, a new StackExchange

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A new Q&A website for Data-Analysis (based on StackOverFlow engine) – is waiting for you

June 17, 2010
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A new Q&A website for Data-Analysis (based on StackOverFlow engine) – is waiting for you

What is the StackOverFlow Q&A website about? StackOverFlow.com (“SO” for short) is a programming Q & A site that’s free. Free to ask questions, free to answer questions, free to read. Free, And fast. For the R community, SO offers a growing database of R related questions and answer (click the link to check them out). You might be asking yourself what’s...

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Correlation scatter-plot matrix for ordered-categorical data

April 7, 2010
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Correlation scatter-plot matrix for ordered-categorical data

When analyzing a questionnaire, one often wants to view the correlation between two or more Likert questionnaire item’s (for example: two ordered categorical vectors ranging from 1 to 5). When dealing with several such Likert variable’s, a clear presentation of all the pairwise relation’s between our variable can be achieved by inspecting the (Spearman) correlation matrix (easily achieved in R...

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R Flashmob

September 4, 2009
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R Flashmob

Today I noticed a call for R users to gather around a single campfire for one hour and share their questions and answers. The campfire name is stackoverflow.com, a site dedicated for handling programming questions. The event details are bellow:From: ...

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