sebkopf

Wolfram Alpha API from R

The attached code file provides an easy basic interface to the Wolfram Alpha API. Inspired by the wolframalpha module available for Python.

source("wa_lib.R")

Initialize client

primaryobjects

## Including the required R packages.
packages <- c('shiny')
if (length(setdiff(packages, rownames(installed.packages()))) > 0) {
  install.packages(setdiff(packages, rownames(installed.packages())))  
}

library(shiny)

shinyServer(function(input, output) {
  submit <- FALSE

paulera

Exploding cards

This is a variant of the Exploding Kittens game rules, using regular playing cards

• 1 deck: 3 to 8 players
• 2 decks: up to 16 players

Objective

The last survivor wins the game. If you draw a Bomb card and don't have a Disarm card, you die.

Preparing the game

jamesscottbrown

Visualization Links

The Chartmaker directory has a nice matrix showing which tools can be used to produce many kinds of chart, with examples of how.

Tools

No coding required

Two new tools allow you to interactively create bespoke chart layouts without programming

eviltester

var timer=100;document.querySelectorAll("div > input[type='checkbox']:checked").forEach((interest) => {setTimeout(function(){interest.click()},timer);timer+=2000;});

johnburnmurdoch

# Install and load required packages
install.packages("needs")
library(needs)
needs(tidyverse, magrittr, animation, pdftools, png, scales)

# Function that extracts data from Google Mobility PDFs
process_google_mobility <- function(country_code, start_date, end_date){
  
  # Convert first page of PDF into high-res PNG
  pdf_convert(paste0("https://www.gstatic.com/covid19/mobility/",end_date,"_",country_code,"_Mobility_Report_en.pdf"), format = "png", pages = 1, dpi = 300, filenames = "IMG1.png")