R-bloggers

sum of Paretos

May 11, 2022 | xi'an

A rather curious question on X validated about the evolution of when $M$ increases. Actually, this expectation is asymptotically equivalent to or again where the average is made of Pareto (1,1), since one can invoke Slutsky many times. (And the above comparison of the integrated rv’s does not show a ...

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Alignment cheatsheet

May 11, 2022 | Cara Thompson

I’ve used {ggtext}’s geom_textbox() a lot in my recent data visualisations, but, every time, I end up resorting to a […] The post Alignment cheatsheet appeared first on NHS-R Community.

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Exploring RStudio’s Visual Markdown Editor

May 10, 2022 | RStudio | Open source & professional software for data science teams on RStudio

RStudio 1.4 was released in January 2021 and switched to calendar-based versioning as of 2021.09. Starting with 1.4, the IDE includes a visual markdown editor that works on any markdown-based document, such as .md or .Rmd files. Visual editing mode pro...

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Rusty HTML Minifying In R with {rextendr}

May 10, 2022 | hrbrmstr

In my M-F newsletter today I mentioned an awesome Rust-based HTML/JS/CSS minifier library that also include batteries for a few other languages. There was no R port, so I made one using {rextendr}. The {rextendr} package makes is as easy to use Rust code in R packages as {... [Read more...]

5 Key Data Visualization Principles Explained – Examples in R

May 10, 2022 | Dario Radečić

Data visualization can be tricky to do right. There are a ton of key principles you need to be aware of. Today we bring you 5 best practices for visualizing data with examples in R programming language. Incorporate these key R data visualization principles into your toolset to improve your data ...

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Joint Probability-based Dissimilarity Measure for Discrete Variables

May 9, 2022 | R on Harshvardhan

A Simple Method to Calculate Distance between Discrete Variable [Read more...]

New Member Pfizer Joins R Consortium

May 9, 2022 | R Consortium

SAN FRANCISCO, May 2, 2022 – The R Consortium, a Linux Foundation project supporting the R Foundation and worldwide R community, today announced that Pfizer has joined as a Silver... The post New Member Pfizer Joins R Consortium appeared first on R Consortium.

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Learning Path: Introduction to R

May 9, 2022 | Mirai Solutions

Enhance your data science toolkit with our “Introduction to R” learning path: from the basis of the syntax, to building and hosting an R package on GitHub. R is among the most popular programming, scripting, and markup languages. Written by statisti...

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Three packages that port the tidyverse to Python

May 8, 2022 | %>% dreams

As I’ve been saying every year for the past seven years or so, I am learning Python. (It’s been a journey.) Python packages like pandas have several ways to work with data. There are several options for indexing, slicing, etc. They have a lo...

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Building a multi-session {shiny} application with {brochure}

May 8, 2022 | П о д а т о ц и

About {brochure} {shiny}, and the closely linked packages like {bslib}, {thematic}, {shinytest}, etc, are a fantastic resource for R programmers that enable building powerful interactive applications. Building on top of these, are some new (and not so new) R packages that that streamline and standardize the development of {shiny} applications. ... [Read more...]

How to embed a Shiny app into your blog posts

May 8, 2022 | Albert Rapp

Today’s a short blog post. It’s mainly for sharing a cool trick I just learned. Here’s a simple template to incorporate your Shiny app into an HTML file. For instance, you can incorporate your shiny app into your blog post like I do h... [Read more...]

Comparing performances of CSV to RDS, Parquet, and Feather file formats in R

May 8, 2022 | tomaztsql

From the previous blogpost:– CSV or alternatives? Exporting data from SQL Server data to ORC, AVRO, Parquet, Feather files and store them into Azure data lake we have created Azure blob storage, connected secure connection using Python and started uploading files…Read more ›

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Color-Swapping Film Palettes in R with imager, ggplot2, and kmeans

May 6, 2022 | Mark White

I like visual arts, but I’m moderately colorblind and thus have never been great at making my own works. When I’m plotting data and need colors, my standard procedure is having a website generate me a color palette or finding a visually pleasing one so...

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Model evaluation with presence points and raster predictions

May 6, 2022 | A.M. Barbosa

The Boyce index (Boyce et al. 2002) is often described as a presence-only metric for evaluating the predictions of species distribution (or ecological niche, or habitat suitability) models (e.g. Hirzel et al. 2006, Cianfrani et al. 2010, Bellard et al. … Continue reading →

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Key Rate Duration using R code

May 6, 2022 | sang-heon lee

This post explains how to calculate the key rate durations (KRD). Ho (1992) introduces KRD to measure non-parallel movements of the yield curve that the existing duration measures can not describe as these are defined under the assumption of ...

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Analyze your Twitter timeline with {rtweet} and {lubridate}

May 5, 2022 | Albert Rapp

This week, I am oddly proud to announce that I have reached 1000 followers on Twitter. Check out the visualization that I have created for this joyous occasion. To me, my rising follower count and the somewhat regular mails that I receive are a sign that people like to read my ...

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The link between Food Hygiene Ratings and Deprivation

May 5, 2022 | The Jumping Rivers Blog

Introduction If you’ve ever visited any food establishment in England & Wales, you’ve probably noticed the green labels somewhere on the outside with a Food Hygiene Rating from 0-5 on it. If y...

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Mastering Git and GitHub: the hands-on workshop

May 5, 2022 | Mirai Solutions

On 25/05 learn the basis of version control via a hands-on 3.5-hours workshop using command line, R, RStudio or a web browser. Have you ever feared to mess up your code, to lose your development or to spend endless time to integrate a collaborator’s ...

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The basics of prototyping and exporting your plots in R

May 5, 2022 | R on R (for ecology)

It’s super rewarding when you finally figure out how to plot and visualize your data. But to show off your plot to the rest of the world, you need to first be able to save and export it from your R Studio workspace. In this tutorial, I’m go...

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The Success Paradox: Why even a little Bit of Luck often beats Skill

May 5, 2022 | Learning Machines

The skill-vs-luck debate never ceases to fascinate. Is it mainly skill, experience, hard work, and the “right” mindset that determines who is becoming successful, rich, or famous, or is it largely luck and fortunate circumstances? In this post, we will conduct an illuminating simulation to show that even a small ... [Read more...]

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