Deploy to Shinyapps.io from Github Actions

 Posted on February 27, 2021  |  9 minutes  |  1897 words  | 

Last week I spend a few hours figuring out how to auto deploy a shiny app on 2 apps on shinyapps.io from github. You can see the result on this github repository. This github repository is connected to two shiny apps on shinyapps.io. Here is what I envisioned, every new commit to the main branch will be published to the main app. We could then lock down the main branch so that no one can directly commit to main. [Read More]
shiny  beginner  github  gh-actions  tutorial  rsconnect 

Running an R Script on a Schedule: Azure Functions (Serverless)

timer-trigger in Azure Functions

 Posted on January 22, 2021  |  12 minutes  |  2550 words  | 

In this post I will show how I run an R script on a schedule, by making use of ‘serverless’ computing service on the Microsoft Cloud called Azure Functions. In short I will use a custom docker container, install required software, install required r-packages using {renv} and deploy it in the Azure cloud. I program the process in azure such that the it runs once a day without any supervision. [Read More]
Azure  docker  plumber  renv  rtweet  scheduling  serverless  tutorial 

Rectangling (Social) Network Data

Preparing data for link prediction

 Posted on November 25, 2020   (Last modified on November 28, 2020)  |  17 minutes  |  3440 words  | 

In this tutorial I will show you how we go from network data to a rectangular format that is suited for machine learning. Many things in the world are graphs (networks). For instance: real-life friendships, business interactions, links between websites and (digital) social networks. I find graphs (the formal name for networks) fascinating, and because I am also interested in machine learning and data engineering, the question naturally becomes: How do I get (social) network data into a rectangular structure for ML? [Read More]
rectangling  networkdata  tidygraph  data:fb-pages-food  dplyr  readr  ggraph  igraph  ggplot2  tutorial  beginner  igraph  reshape2 

Running an R Script on a Schedule: Gh-Actions

Tweeting from github actions

 Posted on September 24, 2020  |  6 minutes  |  1079 words  | 

In this tutorial I have an R script that runs every day on github actions. It creates a curve in ggplot2 and posts that picture to twitter. The use case is this: You have a script and it needs to run on a schedule (for instance every day). Other ways to schedule a script I will create a new post for many of the other ways on which you can run an R script on schedule. [Read More]
ggplot2  gh-actions  glue  intermediate  renv  rtweet  scheduling  tutorial 

Running an R Script on a Schedule: Gitlab

Tweeting from gitlab actions

 Posted on September 24, 2020  |  7 minutes  |  1394 words  | 

In this tutorial I have an R script that creates a plot and tweets it, it runs every day on gitlab runners. The use case is this: You have a script and it needs to run on a schedule (for instance every day). Other ways to schedule a script I will create a new post for many of the other ways on which you can run an R script on schedule. [Read More]
gitlab  ggplot2  glue  renv  rtweet  tutorial  intermediate  scheduling 

Running an R Script on a Schedule: Heroku

Tweeting from heroku

 Posted on September 21, 2020   (Last modified on September 24, 2020)  |  7 minutes  |  1444 words  | 

In this tutorial I have an R script that runs every day on heroku. It creates a curve in ggplot2 and posts that picture to twitter. The use case is this: You have a script and it needs to run on a schedule (for instance every day). In 2018 I wrote a small post how to run an R script on heroku. The amazing thing is that the bot I created back then is still running! [Read More]
heroku  scheduling  tutorial  rtweet  glue  ggplot2  intermediate  renv 

Reading in an epub (ebook) file with the pubcrawl package

 Posted on July 19, 2018   (Last modified on March 7, 2019)  |  14 minutes  |  2861 words  | 

In this tutorial I show how to read in a epub file (f.i. from your ebook collection on you computer) into R with the pubcrawl package. In emoji speak: 🍺📖📦 . I will show the reading in part, (one line of code) and some other actions you might want to perform on textfiles before they are ready for text analysis. After you read in your epub file you can do some cool analyses on it, but that is part of the next blogpost. [Read More]
beginner  ebooks  pubcrawl  tidy  tutorial  regex