August 2017

Recreating and updating Minard with ggplot2

August 23, 2017 | David Smith

Minard's chart depicting Napoleon's 1812 march on Russia is a classic of data visualization that has inspired many homages using different time-and-place data. If you'd like to recreate the original chart, or create one of your own, Andrew Heiss has created a tutorial on using the ggplot2 package to re-envision the ... [Read more...]

Basics of data.table: Smooth data exploration

August 23, 2017 | sindri

The data.table package provides perhaps the fastest way for data wrangling in R. The syntax is concise and is made to resemble SQL. After studying the basics of data.table and finishing this exercise set successfully you will be able to start easing into using data.table for all ... [Read more...]

Going Bayes #rstats

August 23, 2017 | Daniel

Some time ago I started working with Bayesian methods, using the great rstanarm-package. Beside the fantastic package-vignettes, and books like Statistical Rethinking or Doing Bayesion Data Analysis, I also found the ressources from Tristan Mahr helpful to both better understand Bayesian analysis and rstanarm. This motivated me to implement tools ...
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Simple practice: data wrangling the iris dataset

August 23, 2017 | Sharp Sight

If you want to work on large data science projects (analyses and machine learning) you need to be able to perform dozens of small tasks ... For example, you'll need to be able to fluently perform dozens of little bits of data wrangling, just like this ... The post Simple practice: data ... [Read more...]

useR!2017 Roundup

August 23, 2017 | Open Analytics

Organising useR!2017 was a challenge but a very rewarding experience. With about 1200 attendees of over 55 nationalities exploring an interesting program, we believe it is appropriate to call it a success - something the aftermovie only seems to confirm. Behind the Scenes To give you a glimpse behind the scenes of ...
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Route Asymmetry in Google Maps

August 22, 2017 | R on datawookie

I have been retrieving some route information using Rodrigo Azuero’s gmapsdistance package and noted that there was some asymmetry in the results: the time and distance for the trip from A to B was not necessarily always the same as the time and distance for the trip from B ...
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4 years of The Hacker News, in 5 Charts

August 22, 2017 | Susan Li

Introduction Hacker News is one of my favorite sites to catch up on technology and startup news, but navigating the minimalistic website can be sometimes tedious. Therefore, my plan in this post is to introduce you that how this social news site ...
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Gender roles in film direction, analyzed with R

August 22, 2017 | David Smith

What do women do in films? If you analyze the stage directions in film scripts — as Julia Silge, Russell Goldenberg and Amber Thomas have done for this visual essay for ThePudding — it seems that women (but not men) are written to snuggle, giggle and squeal, while men (but not women) ... [Read more...]

Caching httr Requests? This means WAR[C]!

August 22, 2017 | hrbrmstr

I’ve blathered about my crawl_delay project before and am just waiting for a rainy weekend to be able to crank out a follow-up post on it. Working on that project involved sifting through thousands of Web Archive (WARC) files. While I have a nascent package on github to ... [Read more...]

Some Neat New R Notations

August 22, 2017 | John Mount

The R package seplyr supplies a few neat new coding notations. An Abacus, which gives us the term “calculus.” The first notation is an operator called the “named map builder”. This is a cute notation that essentially does the job of stats::setNames(). It allows for code such as the ...
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So you (don’t) think you can review a package

August 22, 2017 | Mara Averick

Contributing to an open-source community without contributing code is an oft-vaunted idea that can seem nebulous. Luckily, putting vague ideas into action is one of the strengths of the rOpenSci Community, and their package onboarding system offers a chance to do just that. This was my first time reviewing a ... [Read more...]
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