I wanted to try out the new fromJSON() that allows dynamic build matrices in GitHub Actions for quite some time now. Today was the day.

I wanted to try out the new fromJSON() that allows dynamic build matrices in GitHub Actions for quite some time now. Today was the day.

I recently learnt how to build basic R Shiny apps. To practice using Shiny, I created a simple app that you can use to perform simple exploratory data analysis. You can use the app here to play around with the … Continue reading →

The ‘dvir’ package for R is limited in that it is only known to work on an (Ubuntu) Linux distribution with (at least) a full ...

Stephen Kissler and Yonatan Grad launched a Shiny app, Effective SARS-CoV-2 test sensitivity, to help you answer the question, How many infectious people are likely to show up to an event, given a screening test administered n days prior to the event? Here’s a screenshot. The app is based ...

Scatter Plots with R Do you want to make stunning visualizations, but they always end up looking like a potato? It’s a tough place to be. Luckily, R makes it easy to produce great-looking visuals. Today you’ll learn how to create impressive scatter plots with R and the ...

I have updated my GooglyPlusPlus Shiny app with data from latest IPL 2020. GooglyPlusPlus  2020 is also based on my R package yorkr.  To know more about yorkr (see Revitalizing R package yorkr.) Now you should be able to analyze IPL matches, teams, players upto IPL 2020. Note: My latest GooglyPlusPlus 2020 can analyze ...

Series of Azure Databricks posts: Dec 01: What is Azure Databricks Dec 02: How to get started with Azure Databricks Dec 03: Getting to know the workspace and Azure Databricks platform Dec 04: Creating your first Azure Databricks cluster Dec 05: Understanding Azure Databricks cluster architecture, workers,…Read more ›

This article is part of a R-Tips Weekly, a weekly video tutorial that shows you step-by-step how to do common R coding tasks. Logistic regression is a simple, yet powerful classification model. In this tutorial, learn how to build a predictive clas...

Two hundred ninety-two new packages made it to CRAN in November. Picking forty was unusually difficult. Nevertheless, here are my “Top 40” selections in twelve categories: Archaeology, Computational Methods, Data, Epidemiology, Games, Machine Learning, Mathematics, Medicine, Statistics, Time Series, Utilities, and Visualization. R developers continue to extend the reach of R. ...

On an incredibly heartening note, two COVID-19 vaccines have been approved for use in the US and other countries around the world. More are possibly on the way. The big challenge, at least here in the United States, is to convince people that these...

Science craft As a field linguist, I have spent a lot of time working in villages in the Caucasus, collecting audio from speakers of indigenous languages. The processing of such data involves a lot of time-consuming tasks, so during my field trips...

14 October 1943 -  291 US Army Air Force (USAAF) heavy bombers took off from England to attack a Ball Bearing factory in the heart of Germany. The goal was to destroy the Nazi war machine’s fighting ability and means of war production. As the bomb...

14 October 1943 -  291 US Army Air Force (USAAF) heavy bombers took off from England to attack a Ball Bearing factory in the heart of Germany. The goal was to destroy the Nazi war machine’s fighting ability and means of war production. As the bomb...

Series of Azure Databricks posts: Dec 01: What is Azure Databricks Dec 02: How to get started with Azure Databricks Dec 03: Getting to know the workspace and Azure Databricks platform Dec 04: Creating your first Azure Databricks cluster Dec 05: Understanding Azure Databricks cluster architecture, workers,…Read more ›