shiny.md

Resources to learn Shiny

Official page: https://shiny.rstudio.com

Shiny is an R package that makes it easy to build interactive web apps straight from R.

Why Shiny?

Shiny allows you to create dynamic apps like these:

• https://shiny.rstudio.com/gallery/bus-dashboard.html
• https://shiny.rstudio.com/gallery/movie-explorer.html

1. Essentials:

• How to start with Shiny - Part 1
  • Server and UI
  • Inputs and outputs and how they interact (render*())
  • App templates
  • shinyapps.io
• How to start with Shiny - Part 2
  • Reactivity (reactive(), isolate(), observeEvent(), etc.)
• How to start with Shiny - Part 3
  • Shiny + HTML & CSS
  • fluidLayout (rows, columns)
• Dynamic Dashboards with Shiny
  • Dashboard layout
• Interactive Graphics with Shiny
  • Shiny and ggvis, ggplot2
  • Linking plots
  • Gadgets
• Shiny UI
  • Integrate Shiny inside HTML
• Debugging Techniques

2. Starting to code

• DataCamp Shiny tutorials:
  • Building Web Applications in R with Shiny
  • Shiny Dashboards
• Review Shiny Gallery - Start Simple

3. Advanced (after developing your first app)

• Scoping Rules for Shiny Apps
• Effective Reactive Programming
• Reactivity Overview
• Profiling and Performance

4. Code quality

• Handling missing inputs with req(...)
• Input Validation in Shiny
• Sanitizing Errors

5. Should know about:

• shinyapps.io Overview
  • How to configure your Shiny apps (visibility, maximum no. connections)
  • Troubleshooting part
• Understanding Shiny Modules
• Introducing Bookmarkable State for Shiny
• Interfacing DataTables
• Grid Style Sheets
• SQL Injection Prevention
• Get User Session Data in Shiny
• Google Analytics to Shiny App
• Pool Basics (better interaction with DBs)

Other

• Shiny cookbook
• RStudio Shiny Lessons
• RStudio Shiny Articles
• RStudio Shiny Reference