Nelson\Nygaard R Training Modules
Git & GitHub Refresher (2023)
A refresher on typical Git & GitHub workflow at NN.
Code Review
How to complete a code review at NN using GitHub
ArcGIS Bridge Tools
A short tutorial on options for using R in combination with ArcGIS
OSM & GTFS Street Segmentation
A demonstration of the OSM Segmentation Tool Bryan developed as an Innovation Incubator project.
Work Share Session 5
Transit Analysis Tools Demonstrations
Generating PDF Cut Sheets with R Markdown, Pagedown, and HTML/CSS
An example (for SEPTA's Bus Network Redesign) of how to generate PDF cut sheets using R Markdown, Pagedown, and HTML/CSS.
Using the Valhalla Routing Engine
A tutorial on how to use NN's new Valhalla routing engine for OD analysis, map matching, and isochrone generation.
Messy Data Safari
Data we get from clients can be messy in all sorts of ways. Let's clean it up!
Work Share Session 4
Dashboard and Supporting Tool Demonstrations
Common GIS Tasks in R
How to execute common GIS tasks in R
Common Excel Tasks in R
Common Excel Tasks and how to do them in R
Intro to Time Series Analysis
An introduction to time series analysis
Inside the NN LODES Download Tool
Diving into the R/Shiny code behind the new NN LEHD Download Tool
Inside the NN ACS Download Tool
Diving into the R/Shiny code that defines the new NN ACS Download Tool
Work Share Session 3
Interesting work shared from multiple different projects.
Survey Analysis
Key skills for survey analysis in R
R Markdown & GitHub Pages
Present work in R with R Markdown, publish to internet with GitHub Pages.
Google APIs: Geocoding, Places, Distance Matrix, Isochrones
A demo of several useful Google APIs
Using R as GIS Software, Static Map to Illustrator Process
A demo of how to generate a map in R that can be edited in Adobe Illustrator.
Work Share Session 2
Highlights from Cascadia R Conference, Drafting a Route Profile Dashboard, Hex-bin Statistic Mapping
Introduction to Exploratory Data Analysis (EDA) and Plotting
Learn the basics of EDA and plotting in R with a dataset on COVID-19 vaccination rates and hesitancy.
Working with Dates and Times
Learn how to use `lubridate` and other packages to work with dates/times, with an application to GTFS data.
Git & GitHub Tutorial
A two-part training on Git & GitHub
Work Share Session 1
First workshare session where R users at NN share project work.
Working with Text Strings and Regular Expressions
Learn the basics of working with text strings in R, using regular expressions, and using tools from the `stringr` package.
R Programming Basics - Session 2
A second session on the basics of R: functions, choice-based control flows, and iteration
R Programming Basics - Session 1
An introduction to R data structures.
Google Travel Time Querying
Usage of the googleway package for travel time querying.
Census Data
Demonstration of downloading and summarizing U.S. Census Bureau data in R
Geospatial Data
An introduction to geospatial data in R with a focus on sf and leaflet
GTFS Data
Understanding GTFS data and usage within R
Miscellaneous Questions
A short description of the post.
Shiny Session 1
First Shiny training session in series of four
Shiny Session 2
Second Shiny Training Session: Leaflet and shinydashboards
Shiny Session 3
Third Shiny Training Session: App Deployment and Full Demo Application
Shiny Session 4
A presentation of demo applications from Shiny training series.
Introduction to the Tidyverse
An initial training on the philosophy and elements of the tidyverse.