Data anonymization in R
Use casesPublic reports.Public data sharing, e.g. R packages download logs from CRAN's RStudio mirror - cran-logs.rstudio.com - mask ip addresses.Reports or data sharing for external vendor.Development...
View ArticleR in Business Intelligence
Business Intelligence (BI) can be simply described as extracting useful informations from the data. This is quite a broad process as the source data structure (and quality) can vary, as well the useful...
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shinyData - GUI for data analysis and reporting
Some people find very hard to start using R because it has no GUI. There exists some GUIs which offers some of the functionality of R. In this post I would like to focus on one such GUI, a very new...
View ArticleAuditing data transformation
Auditing data transformation can be simply described as gathering metadata about the transformation process. The most basics metadata would be a timestamp, atomic transformation description, data...
View ArticleData Warehousing with R
Under this link you can find today's slides from the Cardiff R User Group meeting. On the slides you may find interesting packages from the Data Warehousing / ETL perspective. Including few examples...
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Accept payments in shiny app
Have you ever think about accepting payments in your shiny app? Probably not, but now you can start ;) Shiny apps are usually single task, not very heavy websites. It may be not so easy to turn them...
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Utilize function body inline comments for documentation
When writing a long function which has to deal with multiple checks and complex processes, it is valuable to put comments in the function body. This allows readers (including you) to catch the concept...
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Scaling data.table using index
R can handle fairly big data working on a single machine, 2B (2E9) rows and couple of columns require about 100 GB of memory. This is already well enough to care about performance. With this post I'm...
View ArticleSolve common R problems efficiently with data.table
I was recently browsing stackoverflow.com (often called SO) for the most voted questions under R tag. To my surprise, many questions on the first page were quite well addressed with the data.table...
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Boost Your Data Munging with R
This article was first published on the toptal.com blog. Additionally be noticed that my blog is migrating to new host due to GitHub Pages drops support for RDiscount, Redcarpet, and RedCloth (Textile)...
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