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Archive

A plumber API to filter and aggregate datasets

R
plumber
API
filter
aggregate
httr2
Demo of a {plumber} that uses dynamic filtering and aggregation
2025-02-13
6 min

How to dynamically aggregate any dataset in R with purrr and dplyr

R
aggregate
dynamic
purrr
dplyr
Demo of an approach I use for dynamic aggregating of tables (in Shiny)
2025-02-06
8 min

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)
2025-01-31
7 min

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
2025-01-27
14 min

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
2025-01-19
12 min

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.
2025-01-10
5 min

Happy New Year

R
Just a ggplot2 decorated tree.
2025-01-06
2 min

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
2024-10-17
3 min

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
2024-09-29
4 min

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.
2024-09-21
5 min

Shiny ducks: connecting to MotherDuck from Shiny

R
Shiny
duckdb
motherduck
Few notes about getting up and running with Shiny and Mother duck
2024-06-28
4 min

Few notes on getting R package data from the local library

R
package
The missing conventions in the descriptions of packages
2024-06-23
3 min

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.
2024-06-21
4 min

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
2024-02-25
19 min

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}
2024-01-15
4 min

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}
2024-01-12
7 min

100 days of Python and R

R
python
Random things from 100 days of code challenge.
2023-12-29
2 min

Deploying Plumber API to AWS Elastic Container Service

AWS
AWS ECR
plumber
Posit Connect
Notes on deploying Plumber API to AWS ECS.
2023-12-28
5 min

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
2023-12-12
7 min

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
2023-04-04
12 min

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
2023-04-01
8 min

Data wrangling tricks from the R4DS slack

R
r4ds
data analysis
shortcuts
R4DS slack tips and tricks.
2023-03-27
3 min

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
2023-03-19
12 min

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
2023-03-09
9 min

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.
2023-02-26
6 min
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