{reactable} Podium – How to Build a Leaderboard in R Shiny
{reactable} is pretty powerful in itself given just how many features are available in it. But its real power is in how we can tinker with it. In one of...continue reading.
Category: R
Chi subisce il caro-carburante?
Oggi mi sono imbattuto in un nuovo tweet di Fratelli d’Italia che sosteneva che il taglio delle accise del 2022 fosse andato a favore dei più ricchi. Premetto che, data...continue reading.
Il vero prezzo del carburante
Tutto ha avuto inizio da un tweet di Fratelli d’Italia che riportava questo grafico: Vedendo il grafico stesso, chiunque direbbe che in questo inizio 2023 i prezzi del carburante sono...continue reading.
Designing Accessible Research with R/Shiny UI – Part 2
As part of our Data for Good (D4G) initiative, we collaborated with the Institute of Dendrology of the Polish Academy of Sciences to build a Shiny application with an enhanced...continue reading.
MRAN Time Machine will be retired on July 1
On July 1 2023, the MRAN website and the CRAN snapshot archive hosted therein will be retired, Microsoft announced last week. One purpose of MRAN was to distribute Microsoft R...continue reading.
Imputation in R: Top 3 Ways for Imputing Missing Data
Real-world data is often messy and full of missing values. As a result, data scientists spend the majority of their time cleaning and preparing the data, and have less time...continue reading.
Performance comparison of converting list to data.frame with R language
When you are working with large datasets performance comes to everyone’s mind. Especially when converting datasets from one data type to another. And choosing the right method can make a...continue reading.
Little useless-useful R functions – Mandelbrot set
The Mandelbrot set is a set of complex numbers c for which the function does not diverge to infinity when iterate from , and therefore remains bounded in absolute value. For little stretching, we can...continue reading.
shiny.benchmark – How to Measure Performance Improvements in R Shiny Apps
The shiny.benchmark package by Appsilon allows you to compare the performance of different versions of R Shiny applications. You can write instructions that will be executed and evaluated on different...continue reading.
Tribonacci sequence
A simplistic puzzle from The Riddler when applying brute force: A Tribonacci sequence is based on three entry integers a ≤ b ≤ c, and subsequent terms are the sum...continue reading.
Easily re-using self-written functions: the power of gist + code snippet duo
Quite often data processing or analysis needs bring us to write own functions. Sometimes these self-defined functions are only meaningful and useful within a certain workflow or even a certain...continue reading.
The easiest way to radically improve map aesthetics
Since R community developed brilliant tools to deal with spatial data, producing maps is no longer the privilege of a narrow group of people with very specific almost esoteric knowledge,...continue reading.
Were there too many unlikely results at the FIFA World Cup 2022 in Qatar?
FIFA World Cup 2022 in Qatar saw many surprising results. In fact, too many – some would argue. From the unbelievable loss of Argentina to Saudi Arabia at the very...continue reading.
Advent of 2022, Day 23 – Working with R
In the series of Azure Machine Learning posts: This post is super short 😦 R language and Azure Machine Learning SDK for R was deprecated a year ago (end of...continue reading.
Shiny Showcase Recap from the Shiny Weekly Newsletter
The end of the year is approaching and it’s been a big one for R programming and the Shiny development community. As Shiny adoption continues to grow and R programming...continue reading.
2022 Hanukkah of Data • Puzzle 2
Ref: https://rud.is/b/2022/12/19/2022-hanukkah-of-data-puzzle-1/ library(tidyverse) cust <- read_csv(“~/Downloads/noahs-csv/noahs-customers.csv”) orders_items <- read_csv(“~/Downloads/noahs-csv/noahs-orders_items.csv”) orders <- read_csv(“~/Downloads/noahs-csv/noahs-orders.csv”) products <- read_csv(“~/Downloads/noahs-csv/noahs-products.csv”) orders_items |> left_join(products) -> oip orders |> left_join(oip) -> orders orders |> filter( 2017 ==...continue reading.
{drawCell} – R package and Shiny app for drawing cell structures
Are you a life sciences educator looking to engage students with interactivity or a student needing to draw and label cells? Are you a researcher looking to offload the tedium...continue reading.
2022 Hanukkah of Data • Puzzle 1
Visiting #2 and doing some $WORK-work, but intrigued with Hanukkah of Data since Puzzle 0 was solvable with a ZIP password cracker (the calendar date math seemed too trivial to...continue reading.
2022-04 Constructive Solid Geometry and Function Representation in R
The HyperFun Project provides a language and interpreter for describing 3D scenes using Function Representation and Constructive Solid Geometry. This document describes the R package …continue reading.
Designing Accessible Research with R/Shiny
R/Shiny is quite versatile from a developer’s perspective, and at Appsilon, we try our best to stretch those limits even further. That is what we did for the Future Forests...continue reading.
