glue 1.2.0
glue 1.2.0 is now available on CRAN! glue is designed to make it easy to interpolate (“glue”) your data into strings. Compared to equivalents like paste() and sprintf() it is...continue reading.
Monthly Archive: October 2017
Word Vectors with tidy data principles
Last week I saw Chris Moody’s post on the Stitch Fix blog about calculating word vectors from a corpus of text using word counts and matrix factorization, and I was...continue reading.
Data Science Live Book (open source) ~ new big release! 200-pages
New big release (200-pages) in the Data Science Live Book -open source- Download available in PDF, eBook and Kindle versions!continue reading.
2017-04 Speeding up gridSVG
This report describes changes in version 1.6-0 of the ‘gridSVG’ package for R. The most important result of these changes is that ‘gridSVG’ is now …continue reading.
Moving to Blogdown
As I announced last friday on Twitter I have moved Data Imaginist to Blogdown from Jekyll. This is going to be a short post about why I did it. There’s...continue reading.
Highlight the Pipe. Pkgdown
Practical advices about customizing code highlighting on web pages created with pkgdown. Prologue It felt really nice to achieve custom code highlighting on this site with highlight.js (see this post)....continue reading.
Projects chapter added to “Empirical software engineering using R”
The Projects chapter of my Empirical software engineering book has been added to the draft pdf (download here). This material turned out to be harder to bring together than I...continue reading.
Substitute levels in a factor or character vector
I’ve been using the ggplot2 package a lot recently. When creating a legend or tick marks on the axes, ggplot2 uses the levels of a character or factor vector. Most...continue reading.
A Useful Logical Shortcut in R
While dealing with a small problem in which I needed a list of odd numbers, I remembered a shortcut that I’ve used for more than 30 years to reduce the...continue reading.
Not Mustard ? Exploring McDonalds Reviews on Yelp with R
Introduction McDonald’s is a nostalgic component of America ?? and a pioneer of fast food operations and real estate ventures, as depicted in the 2016 film, The Founder, about Ray...continue reading.
Not Mustard ? Exploring McDonalds Reviews on Yelp with R
Introduction McDonald’s is a nostalgic component of America ?? and a pioneer of fast food operations and real estate ventures, as depicted in the 2016 film, The Founder, about Ray...continue reading.
Easy peasy STATA-like marginal effects with R
Model interpretation is essential in the social sciences. If one wants to know the effect of variable x on the dependent variable y, marginal effects are an easy way to...continue reading.
Easy peasy STATA-like marginal effects with R
Model interpretation is essential in the social sciences. If one wants to know the effect of variable x on the dependent variable y, marginal effects are an easy way to...continue reading.
RStudio Connect v1.5.8
We’re pleased to announce RStudio Connect: version 1.5.8. This release enables reconnects for Shiny applications, more consistent and trustworthy editing of user information, and various LDAP improvements. The major changes...continue reading.
9th MilanoR meeting on November 20th: call for presentations!
MilanoR Staff is happy to announce the 9th MilanoR Meeting! The meeting will take place on November 20th, from 7pm to about 9:30 pm, in Mikamai (close to the Pasteur...continue reading.
Economic time series data quiz as a shiny app for mobile phones
Nowadays, a lot of interesting time series data is freely available that allows us to compare important economic, social and environmental trends across countries. I feel that one can learn...continue reading.
The Return of Free Data and Possible Volatility Trading Subscription
This post will be about pulling free data from AlphaVantage, and gauging interest for a volatility trading subscription service. So … Continue reading →continue reading.
Getting started with recount2 and accessing it via R
This article is originally published at https://lcolladotor.github.io/ Thanks for visiting r-craft.org This article is originally published at https://lcolladotor.github.io/ Please visit source website for post related comments.continue reading.
Getting started with recount2 and accessing it via R
This article is originally published at / Thanks for visiting r-craft.org This article is originally published at / Please visit source website for post related comments.continue reading.
RTutor: Pollution Reduction by Wind Energy
How much pollution reduction do we get from a MWh electricity produced by wind or solar power? In principle, this corresponds to the avoided pollution of a fossil fuel plant...continue reading.
