April 2020

G is for group_by

April 8, 2020 | Unknown

For the letter G, I'd like to introduce a very useful function: group_by. This function lets you group data by one or more variables. By itself, it may not seem very useful, but it's great when you start manipulating and summarizing data. That's becaus...

Tracking Covid19 Cases Throughout NJ with R

April 7, 2020 | Kevin Zolea on Kevin Zolea

Introduction With all this Covid19 madness going on in the world, I felt inspired to utilize the vast amount of data we have from it. I came across a dataset by the The NY Times. From reading over the GitHub repository, they obtain this time series data from state and ...

Scraping Gdpr Fines

April 7, 2020 | Roel M. Hogervorst

The website Privacy Affairs keeps a list of fines related to GDPR. I heard * that this might be an interesting dataset for TidyTuesdays. The dataset contains at this moment 250 fines given out for GDPR violations and is last updated (according to the website) on 31 March 2020. All data is from official ...

capitals: Knowledge Quiz Question about Capitals around the World

April 7, 2020 | R/exams

Exercise template for a multiple-choice knowledge quiz question with flexible shuffling of the alternatives. Name: capitals Type: mchoice Related: swisscapital Description: Knowledge quiz question about capitals (vs. large cities) in countries around the world with 5 correct and 6 false alternatives which are shuffled randomly in each version of the exercise. Due ... [Read more...]

Predictive Maintenance: Zero to Deployment in Manufacturing

April 7, 2020 | Nagdev

Predictive maintenance has been seen as a holy grail for cost cutting manufacturing. There are various steps involved in just feasibility study such as problem identification, sensor installation, signal processing, feature extraction and analysis, and finally modeling. Once a reliable and robust model is developed, the model has to be ...

R Consortium Member Esri Empowers Informed Decision-Making Around COVID-19

April 7, 2020 | R Consortium

Esri, international supplier of geographic information system software, web GIS and geodatabase management applications, is providing a comprehensive set of resources for researchers and others mapping the spread of the... The post R Consortium Member Esri Empowers Informed Decision-Making Around COVID-19 appeared first on R Consortium.

F is for filter

April 7, 2020 | Unknown

For the letter F - filters! Filters are incredibly useful, especially when combined with the main pipe %__%. I frequently use filters along with ggplot functions, to chart a specific subgroup or remove missing cases or outliers. As one example, I could use a filter to chart only fiction books from ...

Curated Regular Expression Resources

April 7, 2020 | Paul van der Laken

Regular expression (also abbreviated to regex) really is a powertool any programmer should know. It was and is one of the things I most liked learning, as it provides you with immediate, godlike powers that can speed up your (data science) workflow tenfold. I’ve covered many regex related topics ...

AI for Good: Fighting COVID-19 with Data Science

April 7, 2020 | Tadeusz Bara-Slupski

This is the first of two blog posts about our recent participation in the Pandemic Response Hackathon. Our project (CoronaRank) was one of only 5 projects out of 230 submissions chosen to present at the closing ceremony. For the technical details of our CoronaRank solution (Markov Chains, R, Shiny, and how to ...

COVID-19 in the US: Back-of-the-Envelope Calculation of Actual Infections and Future Deaths

April 7, 2020 | Learning Machines

One of the biggest problems of the COVID-19 pandemic is that there are no reliable numbers of infections. This fact renders many model projections next to useless. If you want to get to know a simple method how to roughly estimate the real number of infections and expected deaths in ... [Read more...]

registration open for online NIMBLE short course, June 3-5, 2020

April 6, 2020 | Chris Paciorek

Registration is now open for a three-day online training workshop on NIMBLE, June 3-5, 2020, 9 am – 2 pm California time (noon – 5 pm US EDT). This online workshop will be held in place of our previously planned in-person workshop. NIMBLE is a system for building and sharing analysis methods for statistical models, […]

Some Select COVID-19 Modeling Resources

April 6, 2020 | R Views

There is an incredible amount of COVID-19 related material available online. While many dashboards, data sets, shiny apps and models represent significant contributions towards fighting the pandemic, we seem to have reached a point where we should be thinking about standards of quality, and should be exploring avenues for cooperation ...

10 Things We Learned in Creating the Blog Guide with bookdown

April 6, 2020 | rOpenSci - open tools for open science

After soliciting, reviewing, and publishing over 100 blog posts and tech notes by rOpenSci community members, we have created the rOpenSci Blog Guide for Authors and Editors to address many frequently asked questions and frequently given suggestions. Technically, we structured the content as a bookdown gitbook. It was Stef’s first ... [Read more...]

Retries in API packages and reinventing the wheel

April 6, 2020 | Posts on R-hub blog

Web APIs can sometimes fail for no particular reason; therefore packages accessing them often add some robustness to their code by retrying calling the API a few times if there was an error. The two high-level R HTTP clients, httr and crul, offer ready-made sub-routines for such cases, but some ...

Discount on Manning Books, Including our own Practical Data Science with R 2nd Edition

April 6, 2020 | John Mount

We have a discount on Manning Books, including our own Practical Data Science with R 2nd Edition! Manning.com is offering FREE shipping with code SHIP35 for US residents only. Use this link to link to purchase http://www.manning.com/?a_aid=zm. And, Manning.com is offering 50% off ...

Free coding education in the time of Covid-19

April 6, 2020 | Nagdev

At the time of this COVID 19, there are tons of resources being offered for free to update your skills. If you are an ML enthusiast. and… Read more "Free coding education in the time of Covid-19"

XLConnect 1.0.1

April 6, 2020 | Mirai Solutions

XLConnect 1.0.1 now available from CRAN and from our GitHub repository. We are pleased to announce the release of XLConnect 1.0.1. This release is mainly a maintenance release and comes with the following changes: Upgrade to Apache POI 4.1 ... [Read more...]

Online Learning and Pedagogy at DataCamp

April 6, 2020 | DataCamp Team

This article was written by Richie Cotton, with contributions from Ramnath Vaidyanathan, Dieter De Mesmaeker, and Martijn Theuwissen. Online education is an exciting field right now because there is constant innovation. Every company in this space, including DataCamp, is still trying to figure out the best way to help people ...

Appsilon’s shiny.info Development and Testing Shiny Package Released on CRAN

April 6, 2020 | Jakub Nowicki

Appsilon’s open source shiny.info package just received a major update and is now available on CRAN. A great solution for development and testing, shiny.info allows for displaying diagnostic information from inside Shiny apps. We’ve also included a number of accessibility features to streamline your work. What ...

E is for Exposition Pipe

April 6, 2020 | Unknown

For the letter E, I want to talk about a set of operators provided by tidyverse (specifically the magrittr package) that makes for much prettier, easier-to-read code: pipes. The main pipe %__% pushes the object to the left of it forward into function...

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