1699 search results for "RSTUDIO"

Facing your data

October 10, 2015
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Facing your data

A few years ago, I came across a post on FlowingData about using Chernoff Faces as a fun way to visualize multidimensional data: > The assumption is that we can read people's faces easily in real life, > so we should be able to recognize small differences when they represent data. > Now that's a pretty big...

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Learning R: Index of Online R Courses, October 2015

October 8, 2015
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Learning R: Index of Online R Courses, October 2015

by Joseph Rickert Early October: somewhere the leaves are turning brilliant colors, temperatures are cooling down and that back to school feeling is in the air. And for more people than ever before, it is going to seem to be a good time to commit to really learning R. I have some suggestions for R courses below, but first:...

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Getting into the zone(s) with R + jsonlite

October 6, 2015
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We have some strange data in cybersecurity. One of the (IMO) stranger data files is a Domain Name System (DNS) zone file. This file contains mappings between domain names and IP addresses (and other things) represented by “resource records”. Here’s an example for the dummy/example domain example.com: $ORIGIN example.com. ; designates the start of this zone file...

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Using miniCRAN on site in Iran

October 6, 2015
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Using miniCRAN on site in Iran

by Jens Carl Streibig, Professor Emeritus at University of Copenhagen Editor's introduction: for background on the miniCRAN package, see our previous blog posts: Introducing miniCRAN Using R in Myanmar MiniCRAN saves my neck when out in regions where seamless running internet is and exception rather than the rule. R is definitely the programme to offer universities and research institutions...

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Hadley Wickham’s "Ask Me Anything" on Reddit

October 2, 2015
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Hadley Wickham’s "Ask Me Anything" on Reddit

Hadley Wickham, RStudio's Chief Scientist and prolific author of R books and packages, conducted an AMA (Ask Me Anything) session on Reddit this past Monday. The session was tremendously popular, generating more than 500 questions/comments and promoting the AMA to the front page of Reddit. If you're not familiar with Hadley's work (which would be a surprise if you're...

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R, Open Source and GSoC

October 2, 2015
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R, Open Source and GSoC

There’s a plethora of generic content regarding GSoC preparation already available on the internet.* This blog post will concentrate on specific tips which should help anyone looking to get involved with The R-Project, or any R-centric Open-Source project, begin their journey. *The post assumes basic programming knowledge (loops, functions, etc.) and familiarity with git/github.* The basics To begin with, familiarity with the...

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R, Open Source and GSoC

October 2, 2015
By
R, Open Source and GSoC

There’s a plethora of generic content regarding GSoC preparation already available on the internet.* This blog post will concentrate on specific tips which should help anyone looking to get involved with The R-Project, or any R-centric Open-Source project, begin their journey. *The post assumes basic programming knowledge (loops, functions, etc.) and familiarity with git/github.* The basics To begin with, familiarity with the...

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rleafmap: R Markdown in interactive popups

October 1, 2015
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rleafmap: R Markdown in interactive popups

This is the second « big » feature coming with branch 0.2 of rleafmap (now on CRAN!). With this new version you can write popups content in R Markdown which will be processed when you generate the map. This can be useful … Lire la suite →

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Playing with Leaflet (and Radar locations)

September 30, 2015
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Playing with Leaflet (and Radar locations)

Yesterday, my friend Fleur did show me some interesting features of the leaflet package, in R. library(leaflet) In order to illustrate, consider locations of (fixed) radars, in several European countries. To get the data, use download.file("http://carte-gps-gratuite.fr/radars/zones-de-danger-destinator.zip","radar.zip") unzip("radar.zip")   ext_radar=function(nf){ radar=read.table(file=paste("destinator/",nf,sep=""), sep = ",", header = FALSE, stringsAsFactors = FALSE) radar$type <- sapply(radar$V3, function(x) {z=as.numeric(unlist(strsplit(x, " ")])); return(z)}) radar <-...

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Rebuilding Map Example With Apply Functions

September 30, 2015
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Yesterday Hadley’s functional programming package purrr was published to CRAN. It is designed to bring convenient functional programming paradigma and add another data manipulation framework for R. “Where dplyr focusses on data frames, purrr focusses on vectors” – Hadley Wickham in a blogpost The core of the package consists of map functions, which operate similar to...

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