Corels is now on CRAN! The package was introduced with an initial tweet which pointed to the GitHub repo. The source code repo has since been relocated from my account to the (upstream) corels org in GitHub. And renamed: as the upstream (C++) repo a...
Business intelligence (BI) is an indispensable tool for many, if not most, modern organizations. BI covers an entire gamut of end-to-end activities from data mining to reporting, all carried...
New New Zealand election forecasts I have finalised the first proper release version of my forecast for the New Zealand general election to be held on 19 September 2020. Here...
I’m EXTACTIC 😃 to announce the release of timetk version 2.0.0. This is a monumental release that significantly expands the functionality of timetk to go WAY BEYOND the original...
![Le Monde puzzle [#1146]](https://live.staticflickr.com/65535/49407678783_07abf84d56_k.jpg)
The weekly puzzle from Le Monde is once more disappointing. Everyday of the month, take 0, 1 or 2 units. If one unit taken past day, next day none...
A target-based categorical encoder for Statistical/Machine Learning (based on correlations) Part 2.
Arrogance is not a good quality for your models. It’s a rarely acknowledged fact that models data scientists produce are often not sufficiently robust or fault-tolerant to actually be put...
An issue that often crops up when modelling with generlaized additive models (GAMs), especially with time series or spatial data, is how to extrapolate beyond the range of the...
The eleventh release of littler as a CRAN package is now available, following in the fourteen-ish year history as a package started by Jeff in 2006, and joined...
We are over five months into this pandemic, and it is pretty clear that almost everyone is really tired of hearing about it. I myself am totally zoomed out...
Yet another post with a focus on package documentation! This time, we’ll cover vignettes a.k.a “long-form package documentation”, both basics around vignette building and infrastructure, and some tips for...
Economic data (% change on year ago) Gross domestic product Industrial production Consumer prices Unemployment rate, % latest quarter* ...
Columns in a data frame can be easily extracted and manipulated with the $ operator. Even new columns can be added by assigning a vector. Extract columns from a data...
Models for individual subjects are becoming increasingly popular in psychological research. One reason is that it is difficult to make inferences from between-person data to within-person processes. Another is...
The French Ministry for the Ecological and Inclusive Transition (for which I’m currently working) is ongoing a process of opening data related to energy consumption. Each year, we publish...
It is not easy to create secure passwords. The best way is to let a computer do it by randomly combining lower- and upper-case letters, digits and other printable...
Does Your Data Science Lack Credibility? In a recent post, we defined three key attributes of a concept we call Serious Data Science: Credibility, Agility and Durability. In this post,...
June 4th (8:00pm UTC+2) will bring another fascinating Webinar at Why R? Foundation. We will have a presentation by Julia Silge about Understanding Word Embeddings. See you on the...
Tis been a long time coming, but a minor change to default S3 parameters in tibbles finally caused a push of {sergeant} — the R package that lets you use...
One of the chapters that we are especially proud of in Practical Data Science with R is Chapter 7, “Linear and Logistic Regression.” We worked really hard to explain...
A simple riddle from The Riddler on choosing between the maximum between two minima of two throws of an N-face dice, the minimum between two maxima of two throws...
The next video (following the announcement, and shells sessions one, two, and three) is up in the T^4 series of video lightning talks with tips, tricks, tools, and...
Table of Contents Introduction Docker Swarm vs standard Docker containers Docker Swarm vs Kubernetes Traefik vs Nginx Prerequisites Setting up Docker Swarm Setting up domains for your app and system dashboards Setting up Traefik stack Setting up ShinyProxy...
In Turkey, some parts of society always compare Turkey to Germany and think that we are better than Germany for a lot of issues. The same applies to COVID-19...
FiveThirtyEight’s Riddler Express link At the recent World Indoor Bowls Championships in Great Yarmouth, England, one of the rolls by Nick Brett went viral. Here it is in all its glory: 12/10 on the...
After a slight snafu related to the 1.0.0 release of dplyr, a new version of gratia is out and available on CRAN. This release brings a number of new...
A slow performing query is a ticking bomb which can lead to explosion i.e a huge performance overhead in your application, any time specially when there is load on...
Thanks to Almog Simchon for insightful comments on a first draft of this post. Introduction Learning R for the past nine months or so has enabled me to explore new topics...
Hey Shiny devs of the world! I’m leading a training in July about building a Shiny application for production. It will be a 10 half-day session, with everything happening remotely, meaning...
Jobs for R users python-bloggers.com (python/data-science news)