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Archive

How to dynamically filter any dataset in R with `purrr` and `dplyr`

R

filter

dynamic

purrr

dplyr

Demo of an approach I use for dynamic filtering of tables (in Shiny)

Sharing data between pages in a multi-page Brochure Shiny application

R

Shiny

Brochure

Cache

multi-page

multi-session

A breakdown of some approaches for between-page data sharing in a multi-session {brochure} {shiny} application

How to configure your shiny app content from a remote JSON file

R

Shiny

JSON

shiny module

configuration

A straightforward way to configure the appearance and content of a Shiny application using a (remote) JSON configuration file

Automating building and ckecking of renv environments using GitHub Actions

R

renv

GitHub Actions

A quick how-to on building renv environments with GitHub Actions.

Happy New Year

R

Just a ggplot2 decorated tree.

r2lambda update to support multi-file projects and renv projects

AWS

R

r2lambda

AWS Lambda

renv

A demo of two newly added features in the {r2lambda} R package. How to deploy R projects with multiple files, and how to use the {renv} lockfile to manage dependencies in the AWS Lambda docker image

Noting the differences in deploying R vs Python apps on Posit Connect

R

Python

Automation

Shiny

Posit Connect

GitHub Actions

Clarifying confusion regarding using GitHub Actions to deploy R and Python Shiny apps

Using uv to manage the environment for a Python Shiny app and setting up a GitHub action to publish it to Posit Connect

python

Automation

Shiny

uv

GitHub Actions

A step-by-step guide to work with a Python Shiny app with the help of uv and a GitHub Actions workflow to have it published from GitHub to Posit Connect.

Shiny ducks: connecting to MotherDuck from Shiny

R

Shiny

duckdb

motherduck

Few notes about getting up and running with Shiny and Mother duck

Few notes on getting R package data from the local library

R

package

The missing conventions in the descriptions of packages

Joining the flock from R: working with data on MotherDuck

R

duckdb

database

Using R to connect to MotherDuck, the cloud data warehouse powered by DuckDB.

How to set up development and production environments using AWS Copilot: Example using a `plumber` API.

R

API

plumber

AWS

AWS Copilot

GitHub Actions

AWS ECR

AWS IAM

AWS AppRunner

CD/CI

Automation

In this post I dive deep into setting up a dev/stage/prod environment setup for a {plumber} API on AWS AppRunner

A simple workflow for async {shiny} with {mirai}

R

Shiny

async programming

mirai

daemons

parallelization

shiny module

A module-based approach to simplify async calls in {shiny} apps using {mirai}

A simple workflow for async {shiny} with {callr}

R

Shiny

async programming

callr

shiny module

An approach to simplify and standardize async calls in {shiny} apps using {callr}

100 days of Python and R

R

python

Random things from 100 days of code challenge.

Deploying Plumber API to AWS Elastic Container Service

AWS

AWS ECR

plumber

Posit Connect

Notes on deploying Plumber API to AWS ECS.

How to deploy Shiny application to Digital Ocean using GitHub Actions

R

Shiny

GitHub Actions

Digital Ocean

ShinyProxy

A walkthrough on setting up GitHub Actions for automatic deployment of Shiny application to DigitalOcean server running ShinyProxy

How to use buttons in a Reactable widget for navigation in a Shiny application

R

Shiny

bslib

reactable

A few helpful design patterns for navigation in {shiny} applications using buttons in a {reactable} widget

How to use Bootstrap 5 popovers in Shiny applications

R

Shiny

bslib

Bootstrap 5

popover

tooltip

popper.js

A few tips on using bootstrap 5 popovers in Shiny

Data wrangling tricks from the R4DS slack

R

r4ds

data analysis

shortcuts

R4DS slack tips and tricks.

How to use custom icons in Rmd reports and Shiny applications

R

Shiny

icons

htmltools

HTML

A workflow on how to create visually pleasing and effective static HTML visualizations of small-scale and heterogenous tabular data

How to set up an R-based AWS Lambda to write to AWS S3 on a schedule

AWS

R

r2lambda

AWS Lambda

AWS EventBridge

AWS S3

cron

An introduction to working with AWS S3 from R and a step-by-step workflow to set an AWS Lambda functon to save datasets to an S3 bucket on a weekly schedule

Set an R-based AWS Lambda function to run on a schedule

AWS

R

r2lambda

AWS Lambda

AWS EventBridge

AWS CloudWatch

cron

Tidytuesday

A step-by-step tutorial on how to deploy an R-based AWS Lambda function, how to set it to run on a recurring schedule, how to validate that the execution happens on schedule, and how to clean up. All from the R console.

An R AWS Lambda function to download Tidytuesday datasets

AWS

R

r2lambda

AWS Lambda

tidytuesday

A detailed walk through the steps to prepare a custom R script for deployment as AWS Lambda with the r2lambda package. How to prepare an R script? What are the roles of several key arguments? How to request longer timeout or more memory for a Lambda function? How to parse the response payload returned by the Lambda function?

Test an R-based AWS lambda function locally before deploying to the cloud

AWS

R

paws

AWS Lambda

AWS IAM

AWS ECR

Docker

package

Learn how to test an R-based AWS Lambda function locally before deploying it to the cloud using the r2lambda package. This post covers the steps to build, test, and deploy your Lambda function, ensuring it works correctly before using AWS resources.